2-'ALK'benzene-1,4-diol

Page 1

Reaxys

PubChem

eMolecules

Reactions (322)

Yield

Substances (32)

Citations (235)

Conditions

References

1

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2

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Rx-ID: 120536 Find similar reactions

With potassium peroxomonosulphate

Kochen der Loesung mit Saeure;

Chem. Fabr. Schering

Patent: DE81068 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 127 Full Text Show Details

With potassium peroxomonosulphate; sulfuric acid

T=70 - 80°C;

Kumagai; Wolffenstein

Chemische Berichte, 1908 , vol. 41, p. 298 Full Text Show Details


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With sulfuric acid

nachfolgend Destillieren mit Wasserdampf;

Bamberger; Brun

Helvetica Chimica Acta, 1923 , vol. 6, p. 946,947 Helvetica Chimica Acta, 1924 , vol. 7, p. 112,114 Full Text Show Details

With sulfuric acid

T=50 - 70°C;

Bamberger; Brun

Helvetica Chimica Acta, 1923 , vol. 6, p. 946,947 Helvetica Chimica Acta, 1924 , vol. 7, p. 112,114 Full Text Show Details

Rx-ID: 264069 Find similar reactions

3

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bei der elektrolytischen Oxydation;

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Rx-ID: 267660 Find similar reactions

Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

4

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Hydrogenolyse;

Synthesize Find similar Birkinshaw; Bracken; Raistrick

Biochemical Journal, 1943 , vol. 37, p. 726 Full Text Show Details

Rx-ID: 269761 Find similar reactions


5

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With sulfuric acid; aluminium

6

Eastman Kodak Co.

Patent: US2533203 , 1948 ;

With boron trifluoride diethyl etherate

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Rx-ID: 303544 Find similar reactions

Goodwin; Witkop

Journal of the American Chemical Society, 1957 , vol. 79, p. 179,184 Full Text Show Details

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Rx-ID: 280396 Find similar reactions

Full Text Show Details

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7

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With barium dihydroxide; water

T=165 - 190°C; in einem Kupferkessel;

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Rx-ID: 304359 Find similar reactions

Bayer and Co.

Patent: DE249939 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 10, p. 1330 Full Text Show Details


8

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With sulfuric acid

9

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Rx-ID: 382653 Find similar reactions

Bamberger

Chemische Berichte, 1895 , vol. 28, p. 248 Chemische Berichte, 1894 , vol. 27, p. 1348 Full Text Show Details

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Rx-ID: 600280 Find similar reactions

Einwirkung von Sonnenlicht;

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Angeletti

Gazzetta Chimica Italiana, 1934 , vol. 64, p. 346,347 Full Text Show Details

10

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Rx-ID: 608122 Find similar reactions

Einwirkung von Sonnenlicht;

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Mustafa

Nature (London, United Kingdom), 1948 , vol. 162, p. 856 Chem.Abstr., 1949 , p. 6515 Full Text View citing articles Show Details

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11

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Rx-ID: 608141 Find similar reactions

Einwirkung von Sonnenlicht;

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Angeletti

Atti della Accademia delle Scienze di Torino, Classe di Scienze Fisiche, Matematiche e Naturali, 1935 , vol. # 70, p. 326,328 Full Text Show Details

12

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Rx-ID: 608147 Find similar reactions

98%

With sodium dithionite in diethyl ether; dichloromethane; water

T=20°C;

Scheepers, Brent A.; Klein, Rosalyn; Davies-Coleman, Michael T.

Tetrahedron Letters, 2006 , vol. 47, # 47 p. 8243 - 8246 Title/Abstract Full Text View citing articles Show Details

96%

With hydrogen; palladium on activated charcoal in ethyl acetate

4 h; Ambient temperature;

Nadkarni, K. K; Kamat, S. P.; Paknikar, S. K.

Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1994 , vol. 33, # 5 p. 432 - 435 Title/Abstract Full Text Show Details

90%

With 1,1,3,3tetramethyldisiloxane; iodine in dichloromethane

0.5 h; Heating;

Lecea, B.; Aizpurua, J. M.; Palomo, C.

Tetrahedron, 1985 , vol. 41, # 20 p. 4657 - 4666 Title/Abstract Full Text View citing articles Show Details

Hide Details

88%

With sodium disulfite in diethyl ether; water

4 h; Ambient temperature;

Malesani, Giorgio; Galiano, Fabio; Ferlin, Maria Grazia; Masiero, Sergio

Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 563 - 569 Title/Abstract Full Text Show Details

85%

With sodium azide in water; acetone

T=20°C;

Algi, Fatih; Balci, Metin

Synthetic Communications, 2006 , vol. 36, # 16 p. 2293 - 2297 Title/Abstract Full Text View citing articles Show Details

81%

With palladium 10 on activated carbon; ammonium formate in methanol

0.166667 h; Inert atmosphereReflux;

Pande, Poorn Prakash

Asian Journal of Chemistry, 2010 , vol. 22, # 4 p. 2549 - 2553 Title/Abstract Full Text View citing articles Show Details

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With NADH-H+ in water; acetonitrile

T=30°C; pH=7.0; Rate constant;

Carlson, Brian W.; Miller, Larry L.

Journal of the American Chemical Society, 1985 , vol. 107, # 2 p. 479 - 485 Title/Abstract Full Text View citing articles Show Details

With 2-phenyl-4hydroxyphenol in water

T=22°C; effect of water properties (pH, composition) and water pretreatment; Equilibrium constantRate constant;

Kalnin'sh; Pavlova

Russian Journal of Physical Chemistry A, 1997 , vol. 71, # 10 p. 1596 - 1600 Title/Abstract Full Text View citing articles Show Details

With water; sodium hydrogensulfite

Stern et al.

Journal of the American Chemical Society, 1947 , vol. 69, p. 869,874 Full Text View citing articles Show Details

Dodgson

Journal of the Chemical Society, 1930 , p. 2498,2500 Full Text Show Details

With sulfur dioxide; water

Stern et al.

Journal of the American Chemical Society, 1947 , vol. 69, p. 869,874 Full Text View citing articles Show Details

Dodgson

Journal of the Chemical Society, 1930 , p. 2498,2500 Full Text Show Details

With water; tin(ll) chloride

bei Siedetemperatur;

Erdtman

Proceedings of the Royal Society of London, Series A: Mathematical, Physical and Engineering Sciences, 1934 , vol. 143, p. 196,197 Chem. Zentralbl., 1934 , vol. 105, # I p. 3054 Full Text Show Details

Cohen

Journal of the American Chemical Society, 1947 , vol. 69, p. 1057,1063 Full Text Show Details

With hydrogenchloride; palladium on activated charcoal; carbon monoxide

Neunhoeffer; Pelz

Chemische Berichte, 1939 , vol. 72, p. 433,439 Full Text Show Details

With anhydrous sulfurous acid

Nietzki

Chemische Berichte, 1877 , vol. 10, p. 1934,2005 Chemische Berichte, 1878 , vol. 11, p. 1103 Full Text Show Details

With nickel

T=200°C; Hydrogenation;

Sabatier; Mailhe

Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1908 , vol. 146, p. 458 Annales de Chimie (Cachan, France), 1909 , vol. <8> 16, p. 88 Full Text Show Details

With chloro-trimethylsilane; 1,1,3,3tetramethyldisiloxane; sodium iodide

1.) chlorotrimethylsilane, sodium iodide, acetonitrile, 5 min; 2.) 1,1,3,3-tetramethyldisiloxane, dichloromethane, reflux, 30 min; Yield given. Multistep reaction;

Aizpurua, Jesus M.; Lecea, Begona; Palomo, Claudio

Canadian Journal of Chemistry, 1986 , vol. 64, p. 2342 - 2347 Title/Abstract Full Text Show Details

With triethylamine in acetonitrile

Irradiation; Quantum yield; Further Variations:ReagentsSolvents;

Goerner, Helmut

Photochemistry and Photobiology, 2003 , vol. 78, # 5 p. 440 - 448 Title/Abstract Full Text View citing articles Show Details

With Sodium bromate; sulfuric acid; water

Amemiya, Takashi; Wang, Jichang

Journal of Physical Chemistry A, 2010 , vol. 114, # 51 p. 13347 - 13352


T=25°C;

Title/Abstract Full Text View citing articles Show Details

A

B

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13

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Rx-ID: 642000 Find similar reactions

anschl. Erwaermen mit methanol. HCl;

Wessely; Schinzel

Monatshefte fuer Chemie, 1953 , vol. 84, p. 969,976, 987 Full Text View citing articles Show Details

14

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Rx-ID: 655885 Find similar reactions

With chlorine

Erhitzen des Reaktionsprodukts mit NaOH, Sr(OH)2, CuSO4 und Wasser auf 170grad;

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Pennsylvania Coal Prod. Co.

Patent: US2041593 , 1934 ; Full Text Show Details

15

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With sodium hydroxide; sodium peroxodisulphate

T=20°C; 3 h;

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Rx-ID: 656056 Find similar reactions

Villemin, Didier; Hammadi, Mohamed; Hachemi, Messaoud

Synthetic Communications, 2002 , vol. 32, # 10 p. 1501 - 1515 Title/Abstract Full Text View citing articles Show Details

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With dihydrogen peroxide; acetic acid

T=20°C;

Henderson; Boyd

Journal of the Chemical Society, 1910 , vol. 97, p. 1661 Full Text Show Details

With KNO2; ethanol; acetic acid

Erhitzen der Reaktionsloesung mit wss. H3PO4 und anschliessendes Reduzieren mit Na2S2O4;

Boscott

Chemistry and Industry (London, United Kingdom), 1955 , p. 201 Full Text Show Details

16

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Rx-ID: 658685 Find similar reactions

98%

With cis-bisglycinato copper(II) monohydrate; dihydrogen peroxide

T=20°C; Oxidation;

Puzari; Baruah, Jubaraj B.

Journal of Organic Chemistry, 2000 , vol. 65, # 8 p. 2344 - 2349 Title/Abstract Full Text View citing articles Show Details

With potassium peroxomonosulphate

Kochen der Loesung mit Saeure;

Chem. Fabr. Schering

Patent: DE81068 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 127 Full Text Show Details

With sulfuric acid

bei der elektrolytischen Oxydation;

Fichter; Stocker

Chemische Berichte, 1914 , vol. 47, p. 2016 Full Text Show Details

Fichter; Ackermann

Helvetica Chimica Acta, 1919 , vol. 2, p. 595 Full Text Show Details

Hide Details

With dihydrogen peroxide; acetic acid

T=60°C;

Henderson; Boyd

Journal of the Chemical Society, 1910 , vol. 97, p. 1661 Full Text Show Details

Multi-step reaction with 3 steps 1: 80 percent / 85percent phosphoric acid / 4 h / Ambient temperature 2: 92 percent / PdCl2(PhCN)2 / benzene / 2 h / Heating 3: 70.3 percent / 30percent H2O2, conc. HCl / acetonitrile / 3 h / 50 °C / the excess of H2O2 was removed by catalytic hydrogenation using 10percent Pd-C View Scheme

Rao, Darvasula V.; Stuber, Fred A.

Tetrahedron Letters, 1981 , vol. 22, # 25 p. 2337 - 2340 Title/Abstract Full Text View citing articles Show Details

Multi-step reaction with 3 steps 1: 80 percent / 85percent phosphoric acid / 4 h / Ambient temperature 2: 92 percent / PdCl2(PhCN)2 / benzene / 2 h / Heating

Rao, Darvasula V.; Stuber, Fred A.

Tetrahedron Letters, 1981 , vol. 22, # 25 p. 2337 - 2340 Title/Abstract Full Text View citing articles Show Details


3: 70.3 percent / 30percent H2O2, conc. HCl / acetonitrile / 3 h / 50 °C / the excess of H2O2 was removed by catalytic hydrogenation using 10percent Pd-C View Scheme

17

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With sulfuric acid

bei der elektrolytischen Oxydation;

Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

With sulfuric acid; lead dioxide

Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

Rx-ID: 827254 Find similar reactions

A

B

C

D

E

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18

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With trifluoroacetic acid

T=50°C; 4 h; ΔH(excit.), ΔG(excit.), ΔS(excit.); Rate constantKineticsThermodynamic data;

Haga, Naoki; Endo, Yasuyuki; Kataoka, Ken-Ichiro; Yamaguchi, Kentaro; Shudo, Koichi

Journal of the American Chemical Society, 1992 , vol. 114, # 25 p. 9795 - 9806 Title/Abstract Full Text View citing articles Show Details

A

19

B


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A: 70.3%

With hydrogenchloride; dihydrogen peroxide in acetonitrile

T=50°C; 3 h; the excess of H2O2 was removed by catalytic hydrogenation using 10percent PdC;

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Rao, Darvasula V.; Stuber, Fred A.

Tetrahedron Letters, 1981 , vol. 22, # 25 p. 2337 - 2340 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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20

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A: 3% B: 17% C: 3% D: 4%

With hydrogen fluoride; dihydrogen peroxide; SbF5

T=-40°C; 0.5 h; Product distribution;

Gesson, Jean-Pierre; Jacquesy, Jean-Claude; Jouannetaud, Marie-Paule

Journal of the Chemical Society, Chemical Communications, 1980 , # 23 p. 1128 - 1129 Title/Abstract Full Text View citing articles Show Details

A: 3% B: 17% C: 3% D: 4%

With hydrogen fluoride; dihydrogen peroxide; SbF5

T=-40°C; 0.5 h;

Gesson, Jean-Pierre; Jacquesy, Jean-Claude; Jouannetaud, Marie-Paule

Journal of the Chemical Society, Chemical Communications, 1980 , # 23 p. 1128 - 1129 Title/Abstract Full Text View citing articles Show Details

A: 3% B: 17% C: 3% D: 4%

With hydrogen fluoride; dihydrogen peroxide; SbF5

T=-40°C; 0.5 h;

Gesson, Jean-Pierre; Jacquesy, Jean-Claude; Jouannetaud, Marie-Paule

Journal of the Chemical Society, Chemical Communications, 1980 , # 23 p. 1128 - 1129 Title/Abstract Full Text View citing articles Show Details

Hide Details

A: 3% B: 17% C: 3% D: 4%

With hydrogen fluoride; dihydrogen peroxide; SbF5

T=-40°C; 0.5 h;

Gesson, Jean-Pierre; Jacquesy, Jean-Claude; Jouannetaud, Marie-Paule

Journal of the Chemical Society, Chemical Communications, 1980 , # 23 p. 1128 - 1129 Title/Abstract Full Text View citing articles Show Details


A: 3% B: 17% C: 3% D: 4%

With hydrogen fluoride; dihydrogen peroxide; SbF5

T=-40°C; 0.5 h;

Gesson, Jean-Pierre; Jacquesy, Jean-Claude; Jouannetaud, Marie-Paule

Journal of the Chemical Society, Chemical Communications, 1980 , # 23 p. 1128 - 1129 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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21

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A: 1.7 % Chromat. B: 2.0 % Chromat. C: 1.6 % Chromat. D: 3.5 % Chromat.

With oxygen; iron; acetic acid

T=90°C; other aromatic compounds; Product distributionMechanism;

Duprat, Arthur Francois; Capdevielle, Patrice; Maumy, Michel

Journal of the Chemical Society, Chemical Communications, 1991 , # 7 p. 464 - 466 Title/Abstract Full Text View citing articles Show Details

A

B

C

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22

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A: 40.4 % Chromat. B: 35.6 % Chromat. C: 20.3 % Chromat.

With dihydrogen peroxide; molecular sieve in water

T=79.9°C; 14 h;

Bhaumik, Asim; Kumar, Rajiv

Journal of the Chemical Society, Chemical Communications, 1995 , # 3 p. 349 - 350 Title/Abstract Full Text View citing articles Show Details

A: 18.5 % Chromat. B: 38.2 % Chromat. C: 39.4 % Chromat.

With dihydrogen peroxide; molecular sieve in acetonitrile

T=79.9°C; 14 h;

Bhaumik, Asim; Kumar, Rajiv

Journal of the Chemical Society, Chemical Communications, 1995 , # 3 p. 349 - 350 Title/Abstract Full Text View citing articles Show Details


A: 40.4 % Chromat. B: 35.6 % Chromat. C: 20.3 % Chromat.

With dihydrogen peroxide; molecular sieve in water

T=79.9°C; 14 h;

Bhaumik, Asim; Kumar, Rajiv

Journal of the Chemical Society, Chemical Communications, 1995 , # 3 p. 349 - 350 Title/Abstract Full Text View citing articles Show Details

A

B

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23

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With water

T=25 - 50°C; disproportionation constant and ΔHo and ΔSo; Thermodynamic data;

Alegria, Antonio E.; Lopez, Marcos; Guevara, Norberto

Journal of the Chemical Society - Faraday Transactions, 1996 , vol. 92, # 24 p. 4965 - 4968 Title/Abstract Full Text View citing articles Show Details

in water

T=22°C; Rate constant;

Roginsky, Vitaly A.; Pisarenko, Leonid M.; Bors, Wolf; Michel, Christa; Saran, Manfred

Journal of the Chemical Society - Faraday Transactions, 1998 , vol. 94, # 13 p. 1835 - 1840 Title/Abstract Full Text View citing articles Show Details

A

B

C

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24

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With water; Nitrous oxide

T=25°C; Irradiationalso with other reagents; Rate constantMechanism;

Choure; Bamatraf; Rao; Das; Mohan; Mittal

Journal of Physical Chemistry A, 1997 , vol. 101, # 51 p. 9837 - 9845 Title/Abstract Full Text View citing articles Show Details


25

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With air

T=400 550°C; Oxidation; Formation of xenobiotics;

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Rx-ID: 5291383 Find similar reactions

Park, Byung-Ik; Bozzelli, Joseph W.; Booty, Michael R.; Bernhard, Mary J.; Mesuere, Karel; Pettigrew, Charles A.; Shi, Ji-Chun; Simonich, Staci L.

Environmental Science and Technology, 1999 , vol. 33, # 15 p. 2584 - 2592 Title/Abstract Full Text View citing articles Show Details

26

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Rx-ID: 5487363 Find similar reactions

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Bamberger

Chemische Berichte, 1900 , vol. 33, p. 949 Full Text Show Details

A

B

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27

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Rx-ID: 5690758 Find similar reactions

Sonnenlicht.Irradiation;

Angeletti

Gazzetta Chimica Italiana, 1934 , vol. 64, p. 346,347 Full Text Show Details

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28

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Rx-ID: 5809598 Find similar reactions

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Nietzki

Chemische Berichte, 1877 , vol. 10, p. 835 Justus Liebigs Annalen der Chemie, 1882 , vol. 215, p. 160 Full Text Show Details

29

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Rx-ID: 5809599 Find similar reactions

bei der elektrolytischen Oxydation;

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Fichter; Stocker

Chemische Berichte, 1914 , vol. 47, p. 2016 Full Text Show Details

30

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Rx-ID: 5809600 Find similar reactions

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Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

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31

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T=200°C;

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Rx-ID: 5809601 Find similar reactions

Sabatier; Mailhe

Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1908 , vol. 146, p. 458 Annales de Chimie (Cachan, France), 1909 , vol. <8> 16, p. 88 Full Text Show Details

32

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Rx-ID: 5809602 Find similar reactions

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Neunhoeffer; Pelz

Chemische Berichte, 1939 , vol. 72, p. 433,439 Full Text Show Details

33

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Spaltung des gebildeten Schwefelsaeureesters mit Saeuren;

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Rx-ID: 5809603 Find similar reactions

Chem. Fabr. Schering

Patent: DE81068 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 127 Full Text Show Details


34

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Spaltung des entstehenden Schwefelsaeureesters mit Saeuren;

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Rx-ID: 5809604 Find similar reactions

Chem. Fabr. Schering

Patent: DE81068 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 127 Full Text Show Details

35

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Rx-ID: 5809605 Find similar reactions

Dodgson

Journal of the Chemical Society, 1930 , p. 2498,2500 Full Text Show Details

36

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Rx-ID: 5809606 Find similar reactions

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Dodgson

Journal of the Chemical Society, 1930 , p. 2498,2500 Full Text Show Details

A

B


37

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Rx-ID: 5820008 Find similar reactions

T=60°C;

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A

B

C

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Bach

Chem. Zentralbl., 1916 , vol. 87, # II p. 743 Full Text Show Details

Henderson; Boyd

Journal of the Chemical Society, 1910 , vol. 97, p. 1661 Full Text Show Details

38

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Rx-ID: 5820009 Find similar reactions

Henderson; Boyd

Journal of the Chemical Society, 1910 , vol. 97, p. 1661 Full Text Show Details

39

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Rx-ID: 6212340 Find similar reactions

T=20°C; sowie bei 30grad und 40grad; Kinetics;

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Velasco

Anales de la Real Sociedad Espanola de Fisica y Quimica, 1934 , vol. 32, p. 345,365, 369 Full Text Show Details


40

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Rx-ID: 6213776 Find similar reactions

T=15 - 36°C; Kinetics;

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Baxendale; Hardy

Transactions of the Faraday Society, 1954 , vol. 50, p. 808,811 Full Text Show Details

41

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Rx-ID: 6221128 Find similar reactions

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Fieser; Hartwell

Journal of the American Chemical Society, 1935 , vol. 57, p. 1479,1481 Full Text View citing articles Show Details

42

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Rx-ID: 6676345 Find similar reactions

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Kumagai; Wolffenstein

Chemische Berichte, 1908 , vol. 41, p. 298 Full Text Show Details

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A

B

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43

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Rx-ID: 6730001 Find similar reactions

Bamberger

Justus Liebigs Annalen der Chemie, 1920 , vol. 420, p. 137 Full Text Show Details

44

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Rx-ID: 7047136 Find similar reactions

Hydrogenation;

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Birkinshaw; Bracken; Raistrick

Biochemical Journal, 1943 , vol. 37, p. 726 Full Text Show Details

45

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Rx-ID: 7057450 Find similar reactions

bei der elektrolytischen Oxydation;

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Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

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46

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Rx-ID: 7057451 Find similar reactions

bei der elektrolytischen Oxydation;

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Fichter; Ris

Helvetica Chimica Acta, 1924 , vol. 7, p. 810 Full Text Show Details

A

B

C

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47

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Rx-ID: 7088167 Find similar reactions

T=50 - 70°C; folgend Destillation mit Wasserdampf;

Bamberger; Brun

Helvetica Chimica Acta, 1923 , vol. 6, p. 946,947 Helvetica Chimica Acta, 1924 , vol. 7, p. 112,114 Full Text Show Details

48

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Rx-ID: 7245777 Find similar reactions

Zbiral,E. et al.

Monatshefte fuer Chemie, 1960 , vol. 91, p. 331 - 347 Full Text View citing articles Show Details

Hecker,E.; Meyer,E.

Chemische Berichte, 1964 , vol. 97, p. 1926 - 1939 Full Text View citing articles Show Details

le Guyader,M.

Bulletin de la Societe Chimique de France, 1966 , p. 1848 - 1858


Full Text View citing articles Show Details

Muehlstaedt; Scholz

Chemische Berichte, 1964 , vol. 97, p. 1 Full Text Show Details

Sequin-Frey; Tamm

Helvetica Chimica Acta, 1971 , vol. 54, p. 851,852-854,859,860 Full Text Show Details

Nilsson et al.

Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1973 , p. 2337,2338 Full Text Show Details

Fujita; Sano

Journal of Organic Chemistry, 1979 , vol. 44, p. 2647,2648, 2650 Full Text View citing articles Show Details

Vesely; Schmerling

Journal of Organic Chemistry, 1970 , vol. 35, p. 4028,4030 Full Text Show Details

Upjohn Co.

Patent: US3683034 , 1970 ; Chem.Abstr., vol. 77, # 114031 Full Text Show Details

Kamal et al.

Pakistan Journal of Scientific and Industrial Research, 1970 , vol. 13, p. 236,237-239 Chem.Abstr., 1971 , vol. 74, # 75167w Full Text Show Details

Forsskahl et al.

Carbohydrate Research, 1976 , vol. 48, p. 13,14-21 Full Text Show Details

Maruyama et al.

Bulletin of the Chemical Society of Japan, 1973 , vol. 46, p. 2470,2474 Full Text Show Details

Hanson; Mehta

Journal of the Chemical Society [Section] C: Organic, 1969 , p. 2349 Full Text View citing articles Show Details

Schulte; Ruecker

Archiv der Pharmazie und Berichte der Deutschen Pharmazeutischen Gesellschaft, 1964 , vol. 297, p. 182,184 Full Text Show Details

Hide Experimental Procedure

Warner-Lambert Company

Patent: US4351950 A1, 1982 ; Title/Abstract Full Text Show Details

2.A:EXAMPLE 2

A. From methylhydroquinone the product obtained is dimethyl 5,5'-[(2-methyl-1,4-phenylene)bis(oxy)]bis[2,2-dimethylpentanoate] b.p. 192° C. at 0.15 mm of Hg.

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Sumitomo Chemical Company, Limited

Patent: EP1248313 A2, 2002 ; Title/Abstract Full Text Show Details

Typical examples of the aromatic diol represented by formula (4) include hydroquinone, resorcinol, catechol, 2-methylhydroquinone, 2,6-dimethylhydroquinone, 2-methoxyhydroquinone, 2-phenylhydroquinone, 2,6-diphenylhydroquinone, 2-sulfohydroquinone, 2,6-disulfohydroquinone, 2-methylresorcinol, 2,4-dimethylresorcinol, 2-phenylresorcinol, ... Hide Details

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Mahalingam, Rathinam Jothi; Ashtekar, Sunil; Thampi, Jegadeesh; Kumbhar, Pramod Shankar

Patent: US2005/137380 A1, 2005 ; Title/Abstract Full Text Show Details

Ashtekar, Sunil; Kumbhar, Pramod; Lens, Jan-Pleun; Mahalingam, Rathinam Jothi; Pradeep, Nadkarni; Thampi, Jegadeesh

Patent: US2005/137409 A1, 2005 ; Title/Abstract Full Text Show Details

3:Example 3

After about 5.5 hrs, the product was isolated in the same manner as in Example 2. The yield of pure product obtained was 16.46 grams.

Ashtekar, Sunil; Kumbhar, Pramod; Lens, Jan-Pleun; Mahalingam, Rathinam Jothi; Pradeep, Nadkarni; Thampi, Jegadeesh


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Patent: US2005/137409 A1, 2005 ; Title/Abstract Full Text Show Details

2:Example 2

The reaction was monitored by HPLC for the conversion of methyl benzoquinone and the selectivity of conversion to methyl hydroquinone. The reactor was cooled and the reaction mixture was distilled to remove the methyl isobutyl ketone solvent. The residue was used for the isolation and purification of methyl hydroquinone. The weight of the residue obtained was about 34.59 g. To the above residue was added toluene (100 ml) and the resultant mixture was stirred for 12 hours at room temperature (25° C.). The precipitated methyl hydroquinone was filtered and the mother liquor cooled to about 10° C. to recover a second crop of the methyl hydroquinone. Total crude product obtained was 8 grams (g), which was subsequently washed with 4 volumes of toluene and dried.

49

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Bamberger

Justus Liebigs Annalen der Chemie, 1912 , vol. 390, p. 175 Chemische Berichte, 1907 , vol. 40, p. 1903 Full Text Show Details

50

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51

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Bamberger

Justus Liebigs Annalen der Chemie, 1912 , vol. 390, p. 175 Chemische Berichte, 1907 , vol. 40, p. 1903 Full Text Show Details


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With sulfuric acid

Diazotization;

Rx-ID: 7245780 Find similar reactions

Nevile; Winther

Chemische Berichte, 1882 , vol. 15, p. 2992 Full Text Show Details

52

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With sodium hydroxide

Rx-ID: 7245781 Find similar reactions

Bamberger

Justus Liebigs Annalen der Chemie, 1912 , vol. 390, p. 175 Chemische Berichte, 1907 , vol. 40, p. 1903 Full Text Show Details

A

B

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53

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T=210 - 220°C;

Brunner

Monatshefte fuer Chemie, 1881 , vol. 2, p. 465 Full Text Show Details

54

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Rx-ID: 7544250 Find similar reactions

Heller

Justus Liebigs Annalen der Chemie, 1912 , vol. 392, p. 47 Chemische Berichte, 1915 , vol. 48, p. 1288 Full Text Show Details

55

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Rx-ID: 7544251 Find similar reactions

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Heller

Justus Liebigs Annalen der Chemie, 1912 , vol. 392, p. 47 Chemische Berichte, 1915 , vol. 48, p. 1288 Full Text Show Details

56

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Hydrogenation;

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Rx-ID: 7544252 Find similar reactions

Fieser; Oxford

Journal of the American Chemical Society, 1942 , vol. 64, p. 2063 Full Text Show Details

57

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Rx-ID: 7544253 Find similar reactions

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Clark

American Chemical Journal, 1892 , vol. 14, p. 571 Full Text Show Details

58

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Rx-ID: 7544254 Find similar reactions

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Clark

American Chemical Journal, 1892 , vol. 14, p. 571 Full Text Show Details

A

B

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59

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Rx-ID: 7915929 Find similar reactions

Bamberger

Chemische Berichte, 1895 , vol. 28, p. 248 Chemische Berichte, 1894 , vol. 27, p. 1348 Full Text Show Details

60

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Rx-ID: 9410650 Find similar reactions

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15%

T=350°C; P=112509 Torr; 2 h;

Horikawa, Yoshiteru; Uchino, Yuki; Sako, Takeshi

Chemistry Letters, 2003 , vol. 32, # 3 p. 232 - 233 Title/Abstract Full Text View citing articles Show Details

A

B

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61

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With perchloric acid; sodium perchlorate in acetonitrile

T=80°C; pH=1.0; Kinetics; Further Variations:pH-valuesReagents;

Novak, Michael; Glover, Stephen A.

Journal of the American Chemical Society, 2005 , vol. 127, # 22 p. 8090 - 8097 Title/Abstract Full Text View citing articles Show Details

62

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saponification;

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Mazzini, Francesco; Salvadori, Piero

Synthesis, 2005 , # 15 art. no. P05605SS, p. 2479 - 2481 Title/Abstract Full Text View citing articles Show Details

63

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Multi-step reaction with 2 steps 1: aq. NaBH4 / tetrahydrofuran / 0 °C

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Mazzini, Francesco; Salvadori, Piero

Synthesis, 2005 , # 15 art. no. P05605SS, p. 2479 - 2481 Title/Abstract Full Text View citing articles Show Details


2: saponification View Scheme

64

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Multi-step reaction with 2 steps 1: 92 percent / PdCl2(PhCN)2 / benzene / 2 h / Heating 2: 70.3 percent / 30percent H2O2, conc. HCl / acetonitrile / 3 h / 50 °C / the excess of H2O2 was removed by catalytic hydrogenation using 10percent Pd-C View Scheme

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Rx-ID: 21448911 Find similar reactions

Rao, Darvasula V.; Stuber, Fred A.

Tetrahedron Letters, 1981 , vol. 22, # 25 p. 2337 - 2340 Title/Abstract Full Text View citing articles Show Details

65

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Multi-step reaction with 2 steps 1: ethanol; palladium/charcoal / Hydrogenation 2: ethanol; palladium/charcoal / Hydrogenolyse View Scheme

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Rx-ID: 22075419 Find similar reactions

Birkinshaw; Bracken; Raistrick

Biochemical Journal, 1943 , vol. 37, p. 726 Full Text Show Details

A

B

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66

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Rx-ID: 23579534 Find similar reactions

A: 3% B: 96%

With dihydrogen peroxide; Tisuperoxide in water; acetic acid

T=50 - 60°C; 1.25 h; Heating / reflux; Product distribution / selectivity; Hide Experimental Procedure

COUNCIL OF SCIENTIFIC and INDUSTRIAL RESEARCH

Patent: WO2005/63664 A1, 2005 ; Location in patent: Page/Page column 6-7; Table 1 ; Title/Abstract Full Text Show Details

6:

Preparation of 2-methyl-1, 4-benzoquinone A mixture of o-cresol (5 mmol) and Ti-superoxide catalyst (125 mg, 20percent w/w) in acetic acid (5 ml) was heated with stirring at 50-60 C under inert atmosphere. To this reaction mixture was added aq. 30percent H2O2 (20 mmol) drop wise over 15 min. and heated for 1 h. The catalyst was recovered by simple filtration and 2-methyl-1, 4-benzoquinone formed (96percent) was separated by chromatographic purification.Table 1: Ti-superoxide (1) catalyzed oxidation of phenols to quinines and hydroquinones with aq. 30percent H202 : a Ex. Substrate t/h Conversion ProductU Selectivity (percent) c No. (percent)

Quinone HQd 1. Phenol 10 22 2 20e 91. 0 2. Phenol 8 66 5 6 92. 4 3. Phenol 7 65 3 60 92.3 4. Phenol 7 68 3.5 63g 92.7 5. Phenol 1 92 88 2.3 95.7 6. o-Cresol 1 99 96 3.0 97.0 7. 7n-Cresol 1 100 99 0.5 99.0 8. 2,6-Dimethylphenol 1 100 97 2.0 97.0 9. 2-'Butylphenol 1 99 97 0. 7 98.0 10. 2, 6-Dibutylphenol 3 70 65 2. 0 93.0 11.4-Chlorophenol 1 57 55-96.5 12.4-Bromophenol 1 61 60-98. 4 13. 4-Iodophenol 1 77 75-97.4 14.2, 4-Dichlorophenol 1 32 25 5. 0 78.1 (a) See examples for detailed experimental procedure; (b) determined by GC analysis of the crude product; (c) selectivity to hydroquinone ; (d) hydroquinone; (e) aq. 10percent H202; (f) aq.50percent H202; (g) 40percent w/w catalyst.

With dihydrogen peroxide; copper(II) hydroxide phosphate in cyclohexane; water

T=66°C; 2 h; Product distribution / selectivity; Hide Experimental Procedure

Thampi, Jegadeesh; Ashtekar, Sunil; Kumbhar, Pramod; Mahalingam, Rathinam Jothi

Patent: US2006/25634 A1, 2006 ; Location in patent: Page/Page column 4 ; Title/Abstract Full Text Show Details

2.1:

General procedure followed for the preparation of a mixture comprising benzoquinone and hydroquinone from ortho-cresol is set forth below. Hydrogen peroxide (30 weight percent) was added to a mixture of water, water-immiscible solvent, catalyst and ortho-cresol at a specific rate. The amount of water, water-immiscible solvent, catalyst, ortho-cresol, hydrogen peroxide (30 weight percent) and the reaction parameters including temperature and rate of hydrogen peroxide addition are set forth in Table II below. The conversion of ortho-cresol, peroxide efficiency and quantity of benzoquinone and hydroquinone are included in Table III.

With dihydrogen peroxide; copper(II) hydroxide phosphate in n-heptane; water

T=73°C; 2 h; Product distribution / selectivity; Hide Experimental Procedure

Thampi, Jegadeesh; Ashtekar, Sunil; Kumbhar, Pramod; Mahalingam, Rathinam Jothi

Patent: US2006/25634 A1, 2006 ; Location in patent: Page/Page column 4 ; Title/Abstract Full Text Show Details

3.2:

General procedure followed for the preparation of a mixture comprising benzoquinone and hydroquinone from ortho-cresol is set forth below. Hydrogen peroxide (30 weight percent) was added to a mixture of water, water-immiscible solvent, catalyst and ortho-cresol at a specific rate. The amount of water, water-immiscible solvent, catalyst, ortho-cresol, hydrogen peroxide (30 weight percent) and the reaction parameters including temperature and rate of hydrogen peroxide addition are set forth in Table II below. The conversion of ortho-cresol, peroxide efficiency and quantity of benzoquinone and hydroquinone are included in Table III. Hide Details

With dihydrogen peroxide; copper(II) hydroxide phosphate in acetonitrile

T=73°C; 1 h; Product distribution / selectivity; Hide Experimental Procedure

Thampi, Jegadeesh; Ashtekar, Sunil; Kumbhar, Pramod; Mahalingam, Rathinam Jothi

Patent: US2006/25634 A1, 2006 ; Location in patent: Page/Page column 4 ; Title/Abstract Full Text Show Details

3*:

General procedure followed for the preparation of a mixture comprising benzoquinone and hydroquinone from ortho-cresol is set forth below. Hydrogen peroxide (30 weight percent) was added to a mixture of water, water-immiscible solvent, catalyst and ortho-cresol at a specific rate. The amount of water, water-immiscible solvent, catalyst, ortho-cresol, hydrogen peroxide (30 weight percent) and the reaction parameters including temperature and rate of hydrogen peroxide addition are set forth in Table II below. The conversion of ortho-cresol, peroxide efficiency and quantity of benzoquinone and hydroquinone are included in Table III.

With dihydrogen peroxide; copper(II) hydroxide phosphate in decane; water

T=73°C; 2.3 h; Product distribution / selectivity; Hide Experimental Procedure

Thampi, Jegadeesh; Ashtekar, Sunil; Kumbhar, Pramod; Mahalingam, Rathinam Jothi

Patent: US2006/25634 A1, 2006 ; Location in patent: Page/Page column 4 ; Title/Abstract Full Text Show Details

3.3:

General procedure followed for the preparation of a mixture comprising benzoquinone and hydroquinone from ortho-cresol is set forth below. Hydrogen peroxide (30 weight percent) was added to a mixture of water, water-immiscible solvent, catalyst and ortho-cresol at a specific rate. The amount of water, water-immiscible solvent, catalyst, ortho-cresol, hydrogen peroxide (30 weight percent) and the reaction parameters including temperature and rate of hydrogen peroxide addition are set forth in Table II below. The conversion of ortho-cresol, peroxide efficiency and quantity of benzoquinone and hydroquinone are included in Table III.

With dihydrogen peroxide; copper(II) hydroxide phosphate in water

T=66 - 73°C; 2 h; Product

Thampi, Jegadeesh; Ashtekar, Sunil; Kumbhar, Pramod; Mahalingam, Rathinam Jothi

Patent: US2006/25634 A1, 2006 ; Location in patent: Page/Page column 4 ;


distribution / selectivity;

Title/Abstract Full Text Show Details

A

B

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67

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A: 0.5% B: 99%

With dihydrogen peroxide; Tisuperoxide in water; acetic acid

1.25 h; Heating / reflux; Product distribution / selectivity; Hide Experimental Procedure

COUNCIL OF SCIENTIFIC and INDUSTRIAL RESEARCH

Patent: WO2005/63664 A1, 2005 ; Location in patent: Page/Page column 7 ; Title/Abstract Full Text Show Details

7:

Preparation of 2-methyl-1, 4-benzoquinone A mixture of m-cresol (5 mmol) and Ti-superoxide catalyst (125 mg, 20percent w/w) in acetic acid (5 ml) was heated with stirring at 50-60 C under inert atmosphere. To this reaction mixture was added aq. 30percent H202 (20 mmol) drop wise over 15 min. and heated for 1 h. The catalyst was recovered by simple filtration and 2-methyl-1, 4-benzoquinone formed (99percent) was separated by chromatographic purification.Table 1: Ti-superoxide (1) catalyzed oxidation of phenols to quinines and hydroquinones with aq. 30percent H202 : a Ex. Substrate t/h Conversion ProductU Selectivity (percent) c No. (percent)

Quinone HQd 1. Phenol 10 22 2 20e 91. 0 2. Phenol 8 66 5 6 92. 4 3. Phenol 7 65 3 60 92.3 4. Phenol 7 68 3.5 63g 92.7 5. Phenol 1 92 88 2.3 95.7 6. o-Cresol 1 99 96 3.0 97.0 7. 7n-Cresol 1 100 99 0.5 99.0 8. 2,6-Dimethylphenol 1 100 97 2.0 97.0 9. 2-'Butylphenol 1 99 97 0. 7 98.0 10. 2, 6-Dibutylphenol 3 70 65 2. 0 93.0 11.4-Chlorophenol 1 57 55-96.5 12.4-Bromophenol 1 61 60-98. 4 13. 4-Iodophenol 1 77 75-97.4 14.2, 4-Dichlorophenol 1 32 25 5. 0 78.1 (a) See examples for detailed experimental procedure; (b) determined by GC analysis of the crude product; (c) selectivity to hydroquinone ; (d) hydroquinone; (e) aq. 10percent H202; (f) aq.50percent H202; (g) 40percent w/w catalyst. A

B

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68

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A: 4%

Hide Experimental Procedure

Agency of Industrial Science and Technology; Mitsui Toatsu Chemicals, Incorporated

Patent: US4066707 A1, 1978 ; Title/Abstract Full Text Show Details

8:EXAMPLE 8

EXAMPLE 8 The procedure of Example 7 was repeated, except that 0.5 mol of ortho-cresol was used in place of para-cresol and the peracetic acid was used at a proportion of 0.05 mol and the reaction temperature was held at 50° C. Analysis of the reaction mixture by gas chromatograph showed the conversion of ortho-cresol to be 4.00 percent and the yields of 3-methyl-1,2-dihydroxybenzene and 2-methyl-1,4-dihydroxybenzene to be 35.6 mol percent and 33.9 mol percent respectively based on the consumed peracetic acid.

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Degussa Aktiengesellschaft

Patent: US4590305 A1, 1986 ;


Title/Abstract Full Text Show Details

4:Example 4

Example 4 108.1 grams (1.0 mole) of o-cresol were heated to 100° C. and reacted according to the conditions set forth in Example 2. The temperature increased to 148° C. After 10 minutes, there was determined a hydrogen peroxide reaction of 97.9percent. In the reaction mixture, there were formed 7.37 grams (59.4 mmoles) of 3-methyl-pyrocatechol and 0.66 grams (5.3 mmoles) of 2-methyl-hydroquinone, which corresponds to a total yield of 66.1 mole percent based on the H2 O2 reacted.

69

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With air

0.000555556 h; Formation of xenobiotics;

Rx-ID: 27965032 Find similar reactions

Chouchane, Salem; Wooten, Jan B.; Tewes, Franz J.; Wittig, Arno; Mueller, Boris P.; Veltel, Detlef; Diekmann, Joerg

Chemical Research in Toxicology, 2006 , vol. 19, # 12 p. 1602 - 1610 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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70

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With water

T=20°C; Irradiation;

Chaikovskaya; Sokolova; Karetnikova; Mal'Kov; Kuz'Mina

Russian Journal of Applied Chemistry, 2009 , vol. 82, # 3 p. 396 - 401 Title/Abstract Full Text View citing articles Show Details

71

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Rx-ID: 41790031 Find similar reactions


14%

With Candida antarctica lipase B in di-isopropyl ether; isopropyl alcohol

T=45°C; 1 h; Enzymatic reaction; regioselective reaction;

Miyazawa, Toshifumi; Hamada, Manabu; Morimoto, Ryohei

Canadian Journal of Chemistry, 2015 , vol. 94, # 1 p. 44 - 49 Title/Abstract Full Text View citing articles Show Details

A

B

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72

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With methyl-p-benzoquinone in methanol

Irradiation;

Kostikov, Alexey P.; Popik, Vladimir V.

Journal of Organic Chemistry, 2007 , vol. 72, # 24 p. 9190 - 9194 Title/Abstract Full Text View citing articles Show Details

A

B

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73

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in methanol

Irradiation;

Kostikov, Alexey P.; Popik, Vladimir V.

Journal of Organic Chemistry, 2007 , vol. 72, # 24 p. 9190 - 9194 Title/Abstract Full Text View citing articles Show Details

A

B

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74

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Rx-ID: 39078480 Find similar reactions

With water

T=25°C; 1 h; Irradiation;

Bell, Jeffrey G.; Green, James R.; Wang, Jichang

Journal of Physical Chemistry A, 2014 , vol. 118, # 42 p. 9795 - 9800 Title/Abstract Full Text View citing articles Show Details

75

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With sulfuric acid; aluminium

T=95°C;

Eastman Kodak Co.

Patent: US2533203 , 1948 ;

With oxalic acid; aluminium

T=95°C;

Eastman Kodak Co.

Patent: US2533203 , 1948 ;

Rx-ID: 269139 Find similar reactions

Full Text Show Details

Full Text Show Details

76

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77

With sulfur dioxide

bei der Extraktion von Reismehlkaefern;

Synthesize Find similar Hackman; Pryor; Todd

Biochemical Journal, 1948 , vol. 43, p. 474,477 Full Text Show Details

Loconti; Roth

Ann. Entomol. Soc. Am., 1953 , vol. 46, p. 281,283 Full Text Show Details

Rx-ID: 287025 Find similar reactions


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With potassium hydroxide; dihydrogen peroxide

in Leuchtgas-Atmosphaere;

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Rx-ID: 288694 Find similar reactions

Kenner; Statham

Journal of the Chemical Society, 1935 , p. 299,301 Chemische Berichte, 1936 , vol. 69, p. 16,17 Full Text Show Details

78

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With ethyl acetate; platinum

Hydrogenation;

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Rx-ID: 367756 Find similar reactions

Updegraff; Cassidy

Journal of the American Chemical Society, 1949 , vol. 71, p. 407 Full Text View citing articles Show Details

79

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With methanol; platinum

Hydrogenation.Erwaermen des Reaktionsprodukts mit einem Kationen-Austauscher in Methanol;

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Rx-ID: 471091 Find similar reactions

Stern et al.

Journal of the American Chemical Society, 1957 , vol. 79, p. 5797,5800 Full Text View citing articles Show Details


80

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With hydrogen; copper (II) chromite in ethanol

With hydrogen; palladium

Wolff-Kishner reduction;

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Rx-ID: 3565821 Find similar reactions

Vandenberghe,A.; Willems,J.F.

Bulletin des Societes Chimiques Belges, 1965 , vol. 74, p. 397 - 406 Full Text View citing articles Show Details

Kneppe, H.; Schneider, F.

Molecular Crystals and Liquid Crystals (1969-1991), 1983 , vol. 97, p. 219 - 230 Title/Abstract Full Text Show Details

Wu, Shao-Yong; Ito, Shigekazu; Eto, Morifusa

Agricultural and Biological Chemistry, 1987 , vol. 51, # 11 p. 2935 - 2942 Title/Abstract Full Text Show Details

Hide Details

With hydrogenchloride; mercury dichloride; zinc

Clemmensen reduction; 8 h; Heating;

Verheggen; Ryne; Olsson; Arnaud; Lognay; Hoegberg; Persson; Haubruge; Loefstedt

Journal of Chemical Ecology, 2007 , vol. 33, # 3 p. 525 - 539 Title/Abstract Full Text View citing articles Show Details

Multi-step reaction with 2 steps 1: sodium tetrahydroborate; methanol / 15.5 h / 0 - 20 °C 2: trifluoroacetic acid; triethylsilane / dichloromethane / 15 h / 0 - 20 °C View Scheme

JUBILANT BIOSYS LTD.; SARMA, Pakala Kumara Savithru; ACHARYA, Vinod Parameshwaran; KASIBHATLA, Srinivas Rao; VISWANADHAN, Vellarkad Narayana; TIWARI, Atul; SINGHA, Rakesh Kumar; BISCHOFF, Alexander

Patent: WO2012/90219 A2, 2012 ;

Clemmensen Reduction; Hide Experimental Procedure

Miyazawa, Toshifumi; Hamada, Manabu; Morimoto, Ryohei; Maeda, Yuki

Tetrahedron, 2014 , vol. 71, # 23 p. 3915 - 3923 Title/Abstract Full Text View citing articles Show Details

Title/Abstract Full Text Show Details

Ethylhydroquinone (1c)

This hydroquinone was prepared through the Clemmensen reduction of acetylhydroquinone according to the literature method

81

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Rx-ID: 4331472 Find similar reactions

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in diethyl ether

Florjanczyk,Z. et al.

Journal of Organometallic Chemistry, 1976 , vol. 112, p. 21 - 28 Full Text View citing articles Show Details

A

B

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82

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in water

T=22°C; Rate constant;

Roginsky, Vitaly A.; Pisarenko, Leonid M.; Bors, Wolf; Michel, Christa; Saran, Manfred

Journal of the Chemical Society - Faraday Transactions, 1998 , vol. 94, # 13 p. 1835 - 1840 Title/Abstract Full Text View citing articles Show Details

83

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Rx-ID: 5807649 Find similar reactions

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Johnson; Hodge

Journal of the American Chemical Society, 1913 , vol. 35, p. 1019 Full Text Show Details

Clemmensen

Chemische Berichte, 1914 , vol. 47, p. 62 Full Text Show Details

A

B

C

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84

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Rx-ID: 7064904 Find similar reactions

Eastman Kodak Co.

Patent: US2533203 , 1948 ;

T=95°C;

Full Text Show Details

A

B

C

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85

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Rx-ID: 7064905 Find similar reactions

Eastman Kodak Co.

Patent: US2533203 , 1948 ;

T=95°C;

Full Text Show Details

86

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Hide Experimental Procedure

Rx-ID: 7176607 Find similar reactions

Alberola et al.

Anales de Quimica (1968-1979), 1977 , vol. 73, p. 1227 Full Text Show Details

Landa; Macak

Collection of Czechoslovak Chemical Communications, 1960 , vol. 25, p. 761,762 Full Text Show Details

Ehrhart

Angewandte Chemie, 1963 , vol. 75, p. 855 Full Text Show Details

Langlais et al.

Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1961 , vol. 253, p. 2364 Full Text Show Details

Unilever Home and Personal Care USA, Division of Conopco, Inc.

Patent: US2003/66140 A1, 2003 ; Title/Abstract Full Text Show Details

Nonlimiting examples of suitable aromatic diamines, aminophenols, polyhydric phenols and derivatives thereof, respectively, are the following compounds: ... 2-amino-4-hydroxyphenol,


1,2,3-trihydroxybenzene (pyrogallol), 2,4-dihydroxybenzaldehyde, 2,4-dihydroxybenzenesulfonic acid, 3-ethyl-4-hydroxyphenol, 3-(2-nitroethyl)-4-hydroxyphenol, 3-(2-propenyl)-4-hydroxyphenol, 3-(3-chloro-2-propenyl)-4-hydroxyphenol, ...

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Unilever Home and Personal Care USA, Division of Conopco, Inc.

Patent: US2003/135935 A1, 2003 ; Title/Abstract Full Text Show Details

Nonlimiting examples of suitable aromatic diamines, aminophenols, polyhydric phenols and derivatives thereof, respectively, are the following compounds: ... 4-(3-chloro-2-propenoxy)phenol, 2-chloro-4-hydroxyphenol (2-chlorohydroquinone), 2-amino-4-hydroxyphenol, 1,2,3-trihydroxybenzene (pyrogallol), 3-ethyl-4-hydroxyphenol, 3-(2-nitroethyl)-4-hydroxyphenol, 3-(2-propenyl)-4-hydroxyphenol, 3-(3-chloro-2-propenyl)-4-hydroxyphenol, ... Hide Details

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The Procter and Gamble Company

Patent: US3957424 A1, 1976 ; Title/Abstract Full Text Show Details

Specific examples of formula (C) compounds are: ... 2,4-dihydroxybenzaldehyde 3,4-dihydroxybenzaldehyde 3,4-dihydroxybenzoic acid 2,4-dihydroxybenzenesulfonic acid 3-ethyl-4-hydroxyphenol 3-(2-nitroethyl)-4-hydroxyphenol 3-(2-propenyl)-1-hydroxyphenol 3-(3-chloro-2-propenyl)-4-hydroxyphenol ...

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Unilever Home and Personal Care USA, Division of Conopco, Inc.

Patent: US2004/19980 A1, 2004 ; Title/Abstract Full Text Show Details

Nonlimiting examples of suitable aromatic diamines, aminophenols, naphthols, polyhydric phenols and derivatives thereof, respectively, are the following compounds: ... 2-amino-4-hydroxyphenol, 1,2,3-trihydroxybenzene (pyrogallol), 2,4-dihydroxybenzaldehyde, 2,4-dihydroxybenzenesulfonic acid, 3-ethyl-4-hydroxyphenol, 3-(2-nitroethyl)-4-hydroxyphenol, 3-(2-propenyl)-4-hydroxyphenol, 3-(3-chloro-2-propenyl)-4-hydroxyphenol, ...

87


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With hydrogenchloride; amalgamated zinc

Rx-ID: 7176608 Find similar reactions

Johnson; Hodge

Journal of the American Chemical Society, 1913 , vol. 35, p. 1019 Full Text Show Details

Clemmensen

Chemische Berichte, 1914 , vol. 47, p. 62 Full Text Show Details

88

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Rx-ID: 7176609 Find similar reactions

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Bayrac

Bulletin de la Societe Chimique de France, 1894 , vol. <3> 11, p. 1130,1133 Annales de Chimie (Cachan, France), 1897 , vol. <7> 10, p. 55,56, 68 Full Text Show Details

89

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Rx-ID: 7176610 Find similar reactions

in Leuchtgas-Atmosphaere;

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Kenner; Statham

Journal of the Chemical Society, 1935 , p. 299,301 Chemische Berichte, 1936 , vol. 69, p. 16,17 Full Text Show Details

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90

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Rx-ID: 7176611 Find similar reactions

Bayrac

Bulletin de la Societe Chimique de France, 1894 , vol. <3> 11, p. 1130,1133 Annales de Chimie (Cachan, France), 1897 , vol. <7> 10, p. 55,56, 68 Full Text Show Details

91

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Rx-ID: 7176612 Find similar reactions

Bayrac

Bulletin de la Societe Chimique de France, 1894 , vol. <3> 11, p. 1130,1133 Annales de Chimie (Cachan, France), 1897 , vol. <7> 10, p. 55,56, 68 Full Text Show Details

A

B

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92

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Rx-ID: 8900891 Find similar reactions

A: 18% B: 21 % Chromat.

in tetrahydrofuran

Heating;

Shahidzadeh, Mansour; Ghandi, Mehdi

Journal of Organometallic Chemistry, 2001 , vol. 625, # 1 p. 108 - 111 Title/Abstract Full Text View citing articles Show Details


93

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Rx-ID: 9410652 Find similar reactions

6%

T=350°C; P=112509 Torr; 2 h;

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Horikawa, Yoshiteru; Uchino, Yuki; Sako, Takeshi

Chemistry Letters, 2003 , vol. 32, # 3 p. 232 - 233 Title/Abstract Full Text View citing articles Show Details

94

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48%

T=180°C; P=20 Torr;

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Rx-ID: 10459882 Find similar reactions

Ghandi, Mehdi; Shahidzadeh, Mansour

Journal of Organometallic Chemistry, 2006 , vol. 691, # 23 p. 4918 - 4925 Title/Abstract Full Text View citing articles Show Details

95

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Stage #1: With aluminium trichloride; sodium chloride

T=195°C; Fries rearrangement; 0.15 h; Stage #2: With hydrogenchloride; Zn–Hg amalgam

Clemmensen reduction; 3 h; Heating; Further stages.;

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Rx-ID: 11282071 Find similar reactions

Yakubovskaya; Pokhilo; Mishchenko; Anufriev

Russian Chemical Bulletin, 2007 , vol. 56, # 4 p. 819 - 822 Title/Abstract Full Text View citing articles Show Details


96

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Multi-step reaction with 2 steps 1: 200 - 220 °C / 0.01 Torr 2: ethyl acetate; platinum / Hydrogenation View Scheme

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Rx-ID: 22086928 Find similar reactions

Updegraff; Cassidy

Journal of the American Chemical Society, 1949 , vol. 71, p. 407 Full Text View citing articles Show Details

97

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Multi-step reaction with 2 steps 1: AlCl3; nitrobenzene / 0 °C 2: aqueous KOH; aqueous H2O2 / in Leuchtgas-Atmosphaere View Scheme

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Rx-ID: 22222057 Find similar reactions

Kenner; Statham

Journal of the Chemical Society, 1935 , p. 299,301 Chemische Berichte, 1936 , vol. 69, p. 16,17 Full Text Show Details

98

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Multi-step reaction with 3 steps 1: diethyl ether / anschliessendes Behandeln mit Aethylenoxid 2: KOH 3: platinum; methanol / Hydrogenation.Erwaermen des Reaktionsprodukts mit einem Kationen-Austauscher in Methanol View Scheme

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Rx-ID: 22335264 Find similar reactions

Stern et al.

Journal of the American Chemical Society, 1957 , vol. 79, p. 5797,5800 Full Text View citing articles Show Details


99

Synthesize Find similar Multi-step reaction with 2 steps 1: KOH 2: platinum; methanol / Hydrogenation.Erwaermen des Reaktionsprodukts mit einem Kationen-Austauscher in Methanol View Scheme

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Rx-ID: 22345778 Find similar reactions

Stern et al.

Journal of the American Chemical Society, 1957 , vol. 79, p. 5797,5800 Full Text View citing articles Show Details


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