3,4,5-Trihydroxybenzoic acid (Gallic acid) [C7H6O5]

Page 1

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Citations (175)

References

1

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Rx-ID: 36582551 Find similar reactions

With recombinant Tan410 in aq. phosphate buffer

T=35°C; pH=7; 0.75 h; Enzymatic reaction;

Yao, Jian; Chen, Qing Long; Shen, Ai Xi; Cao, Wen; Liu, Yu Huan

Journal of Molecular Catalysis B: Enzymatic, 2013 , vol. 95, p. 55 - 61 Title/Abstract Full Text View citing articles Show Details

With ammonium nitrate; dipotassium hydrogenphosphate; potassium dihydrogenphosphate; magnesium sulfate in water

T=35°C; 39 h; Microbiological reaction;

Sharma, Kanti Prakash; John; Goswami, Pawas; Soni, Manish

Biocatalysis and Biotransformation, 2017 , vol. 35, # 3 p. 177 - 184 Title/Abstract Full Text View citing articles Show Details

A

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2

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With sulfuric acid; water

12 h; Reflux; Hide Experimental Procedure

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Lee, Dong Young; Kim, Hyun Woo; Yang, Heejung; Sung, Sang Hyun

Phytochemistry, 2017 , vol. 137, p. 109 - 116 Title/Abstract Full Text View citing articles Show Details

4.4. Acid hydrolysis of 13 and 14

A solution of 13 in 1N H2SO4 (2 mg in 10 ml) was heated under reflux for 12 h. After cooling, the resulting solution was neutralizedwith saturated aqueous Na2CO3 solution. The precipitates formed were collected by filtration and dissolved in MeOH. The product was identified as ellagic acid (43) by TLC comparison under UV light (254 nm) with an authentic sample on a silica gel TLC plate, and the plate was developed with a mobile phase of EtOAc-toluene-HCO2H (5: 5: 2.5, v/v, Rf 0.30). The filtrate was analyzed by analytical HPLC (solvent system: aqueous 0.1percent HCO2H (A) and MeCN (B), gradient condition: 1percent-10percent B in 20 min, 1 ml/min) to detect chebulic acid (22, tR 7.6 min) and gallic acid (25, tR 14.0 min), which were identified by comparing the retention time with authentic samples. Parallel studies were carried out with 14 (Supplementary information, Fig. S12). A

B

C

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3

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With sulfuric acid; water

12 h; Reflux; Hide Experimental Procedure

Lee, Dong Young; Kim, Hyun Woo; Yang, Heejung; Sung, Sang Hyun

Phytochemistry, 2017 , vol. 137, p. 109 - 116 Title/Abstract Full Text View citing articles Show Details

4.4. Acid hydrolysis of 13 and 14

A solution of 13 in 1N H2SO4 (2 mg in 10 ml) was heated under reflux for 12 h. After cooling, the resulting solution was neutralizedwith saturated aqueous Na2CO3 solution. The precipitates formed were collected by filtration and dissolved in MeOH. The product was identified as ellagic acid (43) by TLC comparison under UV light (254 nm) with an authentic sample on a silica gel TLC plate, and the plate was developed with a mobile phase of EtOAc-toluene-HCO2H (5: 5: 2.5, v/v, Rf 0.30). The filtrate was analyzed by analytical HPLC (solvent system: aqueous 0.1percent HCO2H (A) and MeCN (B), gradient condition: 1percent-10percent B in 20 min, 1 ml/min) to detect chebulic acid (22, tR 7.6 min) and gallic acid (25, tR 14.0 min), which were identified by comparing the retention time with authentic samples. Parallel studies were carried out with 14 (Supplementary information, Fig. S12). A

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With hydrogenchloride in water

2 h; Reflux;

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Yang, Ya-Nan; Li, Fu-Shuang; Liu, Fu; Feng, Zi-Ming; Jiang, Jian-Shuang; Zhang, Pei-Cheng

RSC Advances, 2016 , vol. 6, # 65 p. 60741 - 60748 Title/Abstract Full Text View citing articles Show Details

5

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Rx-ID: 7254292 Find similar reactions

Schwyzer,J.

Die Fabrikation pharmazeutischer und chemisch-technischer Produkte <Berlin 1931>, S. 199 Full Text Show Details

Graesslin,D. et al.

Chemische Berichte, 1967 , vol. 100, p. 3077 - 3083 Full Text View citing articles Show Details

Shipchandler,M.T. et al.

Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1975 , p. 1400 - 1401 Full Text View citing articles Show Details

Faugeras

Annales pharmaceutiques francaises, 1971 , vol. 29, # 4 p. 241 - 258 Title/Abstract Full Text View citing articles Show Details

Lakshmi; Chauhan

Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1977 , vol. 15, p. 814 Full Text Show Details

Haslam et al.

Journal of the Chemical Society, 1961 , p. 1854,1857 Full Text Show Details

Singh; Bose

Journal of Scientific and Industrial Research, Section B: Physical Sciences, 1961 , vol. 20, p. 296 Full Text Show Details

Subramanian et al.

Phytochemistry (Elsevier), 1969 , vol. 8, p. 673 Full Text View citing articles Show Details

Watanabe; Oshima

Agricultural and Biological Chemistry, 1965 , vol. 29, p. 90,92 Full Text Show Details

Zenk

Z. Naturforsch., B: Anorg. Chem., Org. Chem., Biochem., Biophys.,, 1964 , vol. 19, p. 83 Full Text Show Details

Hide Experimental Procedure

Pharmacor, Inc.

Patent: US6528655 B1, 2003 ; Title/Abstract Full Text Show Details

37.B:Step B. Step B. Preparation of N-[Nα-(2,4,6-Trihydroxybenzoyl)-Nε-benzyloxycarbonyl-L-lysyl]dopamine The product obtained in step A of this example (1.7 g, 3.3 mmol) was deprotected according to the indications of general procedure C. The resulting intermediate was coupled with gallic acid (1.0 g, 5.0 mmol) following the indications of general procedure D. The crude material was purified by flash chromatography using a solvent gradient from 20percent to 60percent EtOAc/CH2Cl2.

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Riverdale Chemical Company

Patent: US5266553 A1, 1993 ;


Title/Abstract Full Text Show Details

(c) other herbicidal and related compounds including a carboxylic acid functionality: 2,2-dichloropropionic acid (dalapon), 7-oxabicyclo[2.2.1]heptane 2,3-dicarboxylic acid (endothall), (2,3,6-trichlorophenyl)acetic acid (fenac), glufosinate, gallic acid, gibberellic acid,

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Tulsa Forte Pharmacy Enterprises, Inc.

Patent: US5466695 A1, 1995 ; Title/Abstract Full Text Show Details

applying a pharmaceutically effective amount of a cationic derivative of Minoxidil to said skin, said cationic derivative of Minoxidil formed by mixing solutions of Minoxidil with an organic acid selected from the group consisting of; (R-(R*,R*))-2,3-dihydroxybutanedioic acid (also known as d-tartaric acid); 2,4,6(1H,3H,5H)-pyrimidinetrione (also known as barbituric acid); 3,4-dihydroxybenzoic acid (also known as protocatechuic acid); 2,3,4-trihydroxybenzoic acid; 3,4,5-trihydroxybenzoic acid (also known as gallic acid); 5-nitro-2-furoic acid; 5,5-dimethyloxazolidine-2-4-dione (also known as dimethadione); and

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Tulsa Forte Pharmacy Enterprises, Inc.

Patent: US5466695 A1, 1995 ; Title/Abstract Full Text Show Details

...cally effective amount of a cationic derivative of Minoxidil to a positive donor electrode of an iontophoresis apparatus having a negative receiver electrode, said cationic derivative of Minoxidil formed by mixing solutions of Minoxidil with an organic acid selected from the group consisting of: (R-(R*,R*))-2,3-dihydroxybutanedioic acid (also known as d-tartaric acid); 2. 4,6(1H,3H,5H)-pyrimidinetrione (also known as barbituric acid); 3,4-dihydroxybenzoic acid (also known as protocatechuic acid); 2,3,4-trihydroxybenzoic acid; 3,4,5-trihydroxybenzoic acid (also known as gallic acid); 5-nitro-2-furoic acid; and 5,5-dimethyloxazolidine-2-4-dione (also known as dimethadione);

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Hoechst Aktiengesellschaft

Patent: US5747484 A1, 1998 ; Title/Abstract Full Text Show Details

A method of claim 4 wherein X is the anion of a compound selected from the following lists of acids: 2,4-dihydroxybenzoic acid; 2,5-dihydroxybenzoic acid; 3,5-dihydroxybenzoic acid; gallic acid; 4-hydroxyisophthalic acid; 2-hydroxynaphthalene-1-carboxylic acid; 6-hydroxynaphthalene-1-carboxylic acid; 5,5'-methylenebis-4-hydroxybenzoic acid; embonic acid;

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Valenzuela Cortes, Carmen Maria

Patent: US2004/247698 A1, 2004 ; Title/Abstract Full Text Show Details

11.h:Extraction Using Supercritical Fluid: h) Dehydro-ellagitannins that yielded gallic acid, egallic acid, valoneic acid lactone, and glucose through hydrolysis. The extract contained in composition C is analyzed by Fourier transform infrared, NMR of 1H (300 MHz), and unidimensional and bidimensional thin layer chromatography, and the following compounds are found:

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PONTIFICIA UNIVERSIDAD JAVERIANA; FIORENTINO, Susana; HERNANDEZ, John Fredy; URUEÑA, Claudia; CASTAÑEDA, Diana; POMBO, Luis Miguel; SANDOVAL, Tito Alejandro

Patent: US2015/313925 A1, 2015 ; Title/Abstract Full Text Show Details


The combination with antitumoral, antimetastatic and immune response-inducing activity as claimed in claim 1, wherein the compounds of formula II are selected from the group consisting of: 3,4,5-trihydroxybenzoate; methyl 3,4,5-trihydroxybenzoate; ethyl 3,4,5-trihydroxybenzoate; propyl 3,4,5-trihydroxybenzoate; butyl 3,4,5-trihydroxybenzoate; pentyl 3,4,5-trihydroxybenzoate; hexyl 3,4,5-trihydroxybenzoate; heptyl 3,4,5-trihydroxybenzoate; 3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxybenzoate; ...

6

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Rx-ID: 21990477 Find similar reactions

With sodium dihydrogenphosphate

T=25°C; pH=7; 0.25 h; Glovebox;

Dhammaraj, Taweesak; Phintha, Aisaraphon; Pinthong, Chatchadaporn; Medhanavyn, Dheeradhach; Tinikul, Ruchanok; Chenprakhon, Pirom; Sucharitakul, Jeerus; Vardhanabhuti, Nontima; Jiarpinitnun, Chutima; Chaiyen, Pimchai

ACS Catalysis, 2015 , vol. 5, # 8 p. 4492 - 4502 Title/Abstract Full Text View citing articles Show Details

Multi-step reaction with 2 steps 1: bromine 2: bei der Kalischmelze View Scheme

Barth

Justus Liebigs Annalen der Chemie, 1867 , vol. 142, p. 246 Zeitschrift fuer Chemie, 1867 , p. 275 Full Text View citing articles Show Details

7

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With tannase from Aspergillus ficuum in water

T=37°C; 10 h; Enzymatic reaction; Hide Experimental Procedure

Rx-ID: 41235838 Find similar reactions

Olennikov; Kashchenko; Schwabl; Vennos; Loepfe

Chemistry of Natural Compounds, 2015 , vol. 51, # 4 p. 666 - 670 Khim. Prir. Soedin., 2015 , # 4 p. 574 - 577,4 Title/Abstract Full Text View citing articles Show Details

Hydrolysis of 1

A solution of 1 (10 mg) in H2O (1 mL) was incubated with tannase (10 U, from Aspergillus ficuum, Sigma, 150 U/g) at 37 °C for 10 h. The resulting mixture was concentrated to dryness in vacuo, dissolved in MeOH (1 mL), and analyzed by HPLC (conditions 1). Gallic acid (tR 3.12 min) was detected in the hydrolysate. Then, the solution was treated with MeI—Na2CO3 (0.5 mL/200 g) at 25 °C for 30 min. The reaction mixture was placed on an SiO2 column (1Χ15 cm) and eluted by CHCl3–MeOH (100:0→50:50) to afford mucic acid dimethyl ester (2.5 mg) that was identified by PMR and 13C NMR data and comparison with a sample prepared by methylation of mucic acid (Aldrich) in an analogous manner. A

B


8

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With lipase from Pseudomonas stutzeri PS59 in aq. phosphate buffer; isopropyl alcohol

T=30°C; pH=8; 0.25 h; Enzymatic reaction; Hide Experimental Procedure

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Li, Xiao-Lu; Zhang, Wen-Hui; Wang, Ying-Dong; Dai, Yu-Jie; Zhang, Hui-Tu; Wang, Yue; Wang, Hai-Kuan; Lu, Fu-Ping

Journal of Molecular Catalysis B: Enzymatic, 2014 , vol. 102, p. 16 - 24 Title/Abstract Full Text View citing articles Show Details

2.13 Analysis of the substrate specificity of the P. stutzeri PS59 lipase

General procedure: An assay mixture consisting of 1 ml of liquid ester or 1 g of solid ester, 3 ml of isopropanol, 5 ml of phosphate buffer (pH=8.0), and 1 ml of the lipase solution was incubated for 15 min at 30°C with stirring at 180 rpm. The reaction was terminated by the addition of 95percent ethanol, and the amount of liberated fatty acids after incubation was determined by titrating with 50 mM NaOH in the presence of two drops of phenolphthalein solution as the indicator. The control experiment was performed under the same conditions with the addition of 95percent ethanol prior to the reaction. One unit of lipase activity was defined as the amount of enzyme required to liberate 1 μmol of free fatty acid per minute under the experimental conditions. A

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9

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Gmurek; Bizukoj; Mosinger; Ledakowicz

Catalysis Today, 2014 , vol. 240, # PA p. 160 - 167 Title/Abstract Full Text View citing articles Show Details

With oxygen

T=20°C; pH=10.8; Irradiation; Kinetics;

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10

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With oxygen

T=20°C; pH=10.8; Irradiation; Kinetics;

Gmurek; Bizukoj; Mosinger; Ledakowicz

Catalysis Today, 2014 , vol. 240, # PA p. 160 - 167 Title/Abstract Full Text View citing articles Show Details

A

B

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11

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With hydrogenchloride; water

T=100°C; 5 h;

Nawwar; Youb; El-Raey; Zaghloul; Hashem; Mostafa; Eldahshan; Werner; Becker; Haertel; Lindequist; Linscheid

Pharmazie, 2014 , vol. 69, # 11 p. 860 - 864 Title/Abstract Full Text View citing articles Show Details

12

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Rx-ID: 19565962 Find similar reactions

Multi-step reaction with 2 steps 1: 634 mg / 0.02N HCl / ethanol / 1 h 2: H2O / 0.17 h / Ambient temperature; tannase View Scheme

Hashimoto; Nonaka; Nishioka

Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 12 p. 3255 - 3263 Title/Abstract Full Text View citing articles Show Details

Multi-step reaction with 2 steps 1: 47 mg / 0.01N HCl / ethanol / 3 h / Heating 2: H2O / 0.17 h / tannase View Scheme

Hashimoto; Nonaka; Nishioka

Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 12 p. 3255 - 3263 Title/Abstract Full Text View citing articles Show Details

With tannin acyl hydrolase Tan410, recombinant, molecular mass: ca. 55 kDa

T=30°C; pH=6.4; 0.666667 h; aq. phosphate bufferEnzymatic reaction;

Yao, Jian; Fan, Xin Jiong; Lu, Yi; Liu, Yu Huan

Journal of Agricultural and Food Chemistry, 2011 , vol. 59, # 8 p. 3812 - 3818 Title/Abstract Full Text View citing articles Show Details

With recombinant Tan410 in aq. phosphate buffer

T=35°C; pH=7; 0.75 h; Enzymatic reaction;

Yao, Jian; Chen, Qing Long; Shen, Ai Xi; Cao, Wen; Liu, Yu Huan

Journal of Molecular Catalysis B: Enzymatic, 2013 , vol. 95, p. 55 - 61 Title/Abstract Full Text View citing articles Show Details


13

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Rx-ID: 31330610 Find similar reactions

With Enterobacter sp. tannase; water

Enzymatic reaction; Kinetics;

Sharma, Kanti Prakash; John

Process Biochemistry, 2011 , vol. 46, # 1 p. 240 - 244 Title/Abstract Full Text View citing articles Show Details

With tannin acyl hydrolase Tan410, recombinant, molecular mass: ca. 55 kDa

T=30°C; pH=6.4; 0.666667 h; aq. phosphate bufferEnzymatic reaction;

Yao, Jian; Fan, Xin Jiong; Lu, Yi; Liu, Yu Huan

Journal of Agricultural and Food Chemistry, 2011 , vol. 59, # 8 p. 3812 - 3818 Title/Abstract Full Text View citing articles Show Details

Stage #1: T=37°C; pH=6.5; 0.166667 h; aq. phosphate bufferIncubationEnzymatic reaction; Stage #2: in methanol

T=30°C; 0.0833333 h; Stage #3: With water; potassium hydoxide in methanol

Fernandez-Lorente, Gloria; Bolivar, Juan Manuel; Rocha-Martin, Javier; Curiel, Jose A.; Munoz, Rosario; De Las Rivas, Blanca; Carrascosa, Alfonso V.; Guisan, Jose M.

Food Chemistry, 2011 , vol. 128, # 1 p. 214 - 217 Title/Abstract Full Text View citing articles Show Details

Multi-step reaction with 2 steps 1: tannase from Lactobacillus plantarum immobilised on glyoxyl-agarose / 25 °C / pH 5 / aq. acetate buffer; Enzymatic reaction 2: water / 25 °C / pH 5 / Enzymatic reaction View Scheme

Fernandez-Lorente, Gloria; Bolivar, Juan Manuel; Rocha-Martin, Javier; Curiel, Jose A.; Munoz, Rosario; De Las Rivas, Blanca; Carrascosa, Alfonso V.; Guisan, Jose M.

Food Chemistry, 2011 , vol. 128, # 1 p. 214 - 217 Title/Abstract Full Text View citing articles Show Details

With recombinant Tan410 in aq. phosphate buffer

T=35°C; pH=7; 0.75 h; Enzymatic reaction;

Yao, Jian; Chen, Qing Long; Shen, Ai Xi; Cao, Wen; Liu, Yu Huan

Journal of Molecular Catalysis B: Enzymatic, 2013 , vol. 95, p. 55 - 61 Title/Abstract Full Text View citing articles Show Details

A

B

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14

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B: 90%

Stage #1: T=250 - 300°C; P=10 - 15 Torr; Stage #2: Acidic conditions;

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A

B


15

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Olennikov; Chekhirova

Chemistry of Natural Compounds, 2013 , vol. 49, # 1 p. 1 - 7 Khim. Prir. Soedin., 2013 , # 1 p. 5 - 10,6 Title/Abstract Full Text View citing articles Show Details

With tannase from A. ficuum in aq. acetate buffer T=38°C; pH=5; 6 h;

A

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Olennikov; Chekhirova

Chemistry of Natural Compounds, 2013 , vol. 49, # 1 p. 1 - 7 Khim. Prir. Soedin., 2013 , # 1 p. 5 - 10,6 Title/Abstract Full Text View citing articles Show Details

With trifluoroacetic acid

T=100°C; 6 h;

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With potassium bromate; hydrogenchloride; potassium bromide in water

12 h; Time;

Rx-ID: 36241743 Find similar reactions

Sharma; Robert, Alice R.

Research on Chemical Intermediates, 2013 , vol. 39, # 7 p. 3251 - 3254 Title/Abstract Full Text View citing articles Show Details


18

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Rx-ID: 36582552 Find similar reactions

Yao, Jian; Chen, Qing Long; Shen, Ai Xi; Cao, Wen; Liu, Yu Huan

Journal of Molecular Catalysis B: Enzymatic, 2013 , vol. 95, p. 55 - 61 Title/Abstract Full Text View citing articles Show Details

With recombinant Tan410 in aq. phosphate buffer

T=35°C; pH=7; 0.75 h; Enzymatic reaction;

19

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Rx-ID: 36898850 Find similar reactions

Omar, Mohamed; Matsuo, Yosuke; Maeda, Hajime; Saito, Yoshinori; Tanaka, Takashi

Phytochemistry Letters, 2013 , vol. 6, # 3 p. 486 - 490 Title/Abstract Full Text View citing articles Show Details

With hydrogenchloride; water

T=90°C; 2 h; Hide Experimental Procedure

Determination of aldose configuration

Determination of aldose configuration A solution of 2 (0.5 mg) in 0.5 M HCl (0.3 mL) was heated at 90 °C in a screw-capped vial for 2 h. Production of gallic acid was confirmed by silica gel TLC [Rf 0.8, toluene:HCO2Et:HCO2H (1:7:1), characteristic blue coloration with FeCl3 reagent] and HPLC analysis (tR 9.8 min). A

B

C

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20

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With hydrogenchloride; water in methanol

T=90°C; 2 h;

Sun, Jia-Xiang; Zhao, Xiao-Ya; Fu, Xiao-Fang; Yu, Heng-Yi; Li, Xue; Li, Shu-Ming; Ruan, Han-Li

Chemical and Pharmaceutical Bulletin, 2012 , vol. 60, # 6 p. 785 - 789 Title/Abstract Full Text View citing articles Show Details


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C

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21

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With hydrogenchloride; water

T=100°C; 5 h;

Full Text Show Details

Nawwar, Mahmoud A.; Ayoub, Nahla A.; El-Rai, Mohamed A.; Bassyouny, Fatma; Mostafa, Eman S.; Al-Abd, Ahmed M.; Harms, Manuela; Wende, Kristian; Lindequist, Ulrike; Linscheid, Michael W.

Fitoterapia, 2012 , vol. 83, # 7 p. 1256 - 1266 Title/Abstract Full Text View citing articles Show Details

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C

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22

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With hydrogenchloride; water

T=100°C; 0.25 h;

Full Text Show Details

Nawwar, Mahmoud A.; Ayoub, Nahla A.; El-Rai, Mohamed A.; Bassyouny, Fatma; Mostafa, Eman S.; Al-Abd, Ahmed M.; Harms, Manuela; Wende, Kristian; Lindequist, Ulrike; Linscheid, Michael W.

Fitoterapia, 2012 , vol. 83, # 7 p. 1256 - 1266 Title/Abstract Full Text View citing articles Show Details

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Stage #1: With hydrogenchloride; water

T=105°C; 1.5 h; Stage #2: in water

Yoshimura, Morio; Yamakami, Saori; Amakura, Yoshiaki; Yoshida, Takashi

Journal of Natural Products, 2012 , vol. 75, # 10 p. 1798 - 1802 Title/Abstract Full Text View citing articles Show Details

24

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With sulfuric acid

T=90 - 100°C; 2 h;

Rx-ID: 35888729 Find similar reactions

Huang, Yong-Lin; Tanaka, Takashi; Matsuo, Yosuke; Kouno, Isao; Li, Dian-Peng; Nonaka, Gen-Ichiro

Heterocycles, 2012 , vol. 86, # 1 p. 381 - 389 Title/Abstract Full Text View citing articles Show Details

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With sulfuric acid; water

Ballesta-Claver; Valencia; Capitan-Vallvey

Luminescence, 2011 , vol. 26, # 1 p. 44 - 53 Title/Abstract Full Text View citing articles Show Details

With tannin acyl hydrolase Tan410, recombinant, molecular mass: ca. 55 kDa

T=30°C; pH=6.4; 0.0833333 h; aq. phosphate bufferEnzymatic reaction;

Yao, Jian; Fan, Xin Jiong; Lu, Yi; Liu, Yu Huan

Journal of Agricultural and Food Chemistry, 2011 , vol. 59, # 8 p. 3812 - 3818 Title/Abstract Full Text View citing articles Show Details

With water

T=25°C; pH=5; Enzymatic reaction;

Fernandez-Lorente, Gloria; Bolivar, Juan Manuel; Rocha-Martin, Javier; Curiel, Jose A.; Munoz, Rosario; De Las Rivas, Blanca; Carrascosa, Alfonso V.; Guisan, Jose M.

Food Chemistry, 2011 , vol. 128, # 1 p. 214 - 217 Title/Abstract Full Text View citing articles Show Details

A

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Rx-ID: 31530597 Find similar reactions

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C

D


Synthesize Find similar Rx-ID: 31761975 Find similar reactions

A: 53.8 mg D: 6.9 mg

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Maeda, Hajime; Kakoki, Narumi; Ayabe, Mami; Koga, Yuki; Oribe, Tomoko; Matsuo, Yosuke; Tanaka, Takashi; Kouno, Isao

Phytochemistry, 2011 , vol. 72, # 8 p. 796 - 803 Title/Abstract Full Text View citing articles Show Details

T=200°C; 0.5 h; Hide Experimental Procedure

4.5. Pyrolysis of 6

Compound 6 (400 mg) in a flat bottom glass vial (20 mL) washeated at 200 °C for 30 min. The mixture was separated by MCI-gel CHP20P CC (2 cm i.d. .x. 24 cm) with H2O containing increasing proportions of MeOH (0-100percent, 10percent stepwise) to give gallic acid (53.8 mg), pyrogallol (6.9 mg), meta- and para-digallic acid (15) (10.5 mg) and 6 (66.0 mg), and a mixture of a polymeric substance( 46.8 mg). Gallic acid (2 mg) was heated under similar conditions and HPLC analysis of the reaction mixture showed the generation of a small amount of 15. A

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Yang, Zhi-Gang; Jia, Liu-Nan; Shen, Yan; Ohmura, Atsuko; Kitanaka, Susumu

Molecules, 2011 , vol. 16, # 10 p. 8305 - 8318 Title/Abstract Full Text View citing articles Show Details

Stage #1: With sulfuric acid; water

T=85°C; 3 h; Stage #2: in water

A

B

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28

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A: 55%

With tannase from Lactobacillus plantarum immobilised on glyoxylagarose T=25°C; pH=5; aq. acetate bufferEnzymatic reaction;

Fernandez-Lorente, Gloria; Bolivar, Juan Manuel; Rocha-Martin, Javier; Curiel, Jose A.; Munoz, Rosario; De Las Rivas, Blanca; Carrascosa, Alfonso V.; Guisan, Jose M.

Food Chemistry, 2011 , vol. 128, # 1 p. 214 - 217 Title/Abstract Full Text View citing articles Show Details

A

B

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Rx-ID: 32585305 Find similar reactions

With tannase from Lactobacillus plantarum immobilised on glyoxylagarose T=25°C; pH=5; aq. acetate bufferEnzymatic reaction;

Fernandez-Lorente, Gloria; Bolivar, Juan Manuel; Rocha-Martin, Javier; Curiel, Jose A.; Munoz, Rosario; De Las Rivas, Blanca; Carrascosa, Alfonso V.; Guisan, Jose M.

Food Chemistry, 2011 , vol. 128, # 1 p. 214 - 217 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

30

Synthesize Find similar Rx-ID: 29533089 Find similar reactions

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

With hydrogenchloride; water in methanol

Heating;

A

B

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Synthesize

31

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Rx-ID: 29533090 Find similar reactions

Find similar

With hydrogenchloride; water in methanol

Heating;

Find similar

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

32

Synthesize Find similar Rx-ID: 29533091 Find similar reactions

With hydrogenchloride; water in methanol

Heating;

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

33

Synthesize Find similar Rx-ID: 29533092 Find similar reactions

With hydrogenchloride; water in methanol

Heating;

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

A

34

B

C


Synthesize Find similar Rx-ID: 29533093 Find similar reactions

Synthesize Find similar

With hydrogenchloride; water in methanol

Heating;

Synthesize Find similar

Synthesize Find similar

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

A

B

C

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

35

Synthesize Find similar Rx-ID: 29533094 Find similar reactions

With hydrogenchloride; water in methanol

Heating;

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

36

Synthesize Find similar

Synthesize Find similar

With hydrogenchloride; water in methanol

Heating;

Rx-ID: 29533095 Find similar reactions

Akhtar, Nida; Ali, Mohd.; Alam, Mohd. Sarwar

Natural Product Research, 2010 , vol. 24, # 10 p. 962 - 972 Title/Abstract Full Text View citing articles Show Details

A

B

C

Synthesize

Synthesize

Synthesize

37

Synthesize


Find similar Rx-ID: 29716280 Find similar reactions

Find similar

With water; potassium hydoxide

HeatingInert atmosphere;

Find similar

Find similar

Alimova; Nishanbaev; Vdovin; Abdullaev; Aripova

Chemistry of Natural Compounds, 2010 , vol. 46, # 3 p. 352 - 356 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

38

Synthesize Find similar Rx-ID: 29716286 Find similar reactions

With water; potassium hydoxide

HeatingInert atmosphere;

Alimova; Nishanbaev; Vdovin; Abdullaev; Aripova

Chemistry of Natural Compounds, 2010 , vol. 46, # 3 p. 352 - 356 Title/Abstract Full Text View citing articles Show Details

39

Synthesize Find similar

Rx-ID: 29735455 Find similar reactions

Synthesize Find similar

Synthesize Find similar

Lee, Choon Young

Patent: US2010/247439 A1, 2010 ;

Hide Experimental Procedure

Title/Abstract Full Text Show Details

12:Synthesis of G1 Dendrimers Compound 2 and Compound 3

Example 12 Synthesis of G1 Dendrimers Compound 2 and Compound 3 Two G1 dendrimers, compound 2 and compound 3, were synthesised similar to the scheme for compound 1, as shown in , from vanillin and 5-iodovanillin building blocks, respectively. In , (a) is 4-aminomethylbenzylamine, Na(OAc)3BH, 1,2-dichloroethane; (b) is TBDMS-Cl, triethylamine, CH2Cl2, 0° C.; and (c) is n-Bu4NF, THF. A

B


40

Synthesize Find similar Rx-ID: 31677828 Find similar reactions

Synthesize Find similar

Synthesize Find similar

Lee, Ren-Jye; Lee, Viola S. Y.; Tzen, Jason T. C.; Lee, Maw-Rong

Rapid Communications in Mass Spectrometry, 2010 , vol. 24, # 7 p. 851 - 858 Title/Abstract Full Text View citing articles Show Details

T=120°C; pH=5; 7 h; aq. acetate buffer;

A

B

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41

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Synthesize Find similar

Rx-ID: 28869056 Find similar reactions

A: 1.5 mg B: 2 mg

With water; trifluoroacetic acid

T=100°C; 2 h;

Liu, Hongwei; Li, Jiankuan; Zhao, Wenhua; Bao, Li; Song, Xiaohong; Xia, Ying; Wang, Xue; Zhang, Chao; Wang, Xiaozhu; Yao, Xinsheng; Li, Ming

Chemistry and Biodiversity, 2009 , vol. 6, # 3 p. 402 - 410 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

42

Synthesize Find similar Rx-ID: 29340719 Find similar reactions

With water

T=37°C; pH=7.4; aq. phosphate buffer; Kinetics;

Woodward, Gary; Kroon, Paul; Cassidy, Aedin; Kay, Colin

Journal of Agricultural and Food Chemistry, 2009 , vol. 57, # 12 p. 5271 - 5278 Title/Abstract Full Text View citing articles Show Details


A

B

C

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Synthesize Find similar

Synthesize Find similar

43

Synthesize Find similar Rx-ID: 28158436 Find similar reactions

C: 2.1 mg

Stage #1: With water

T=30°C; 1.5 h; Stage #2: With β-glucosidase

T=37°C; 3 h;

Kikuzaki, Hiroe; Miyajima, Yoshiko; Nakatani, Nobuji

Journal of Natural Products, 2008 , vol. 71, # 5 p. 861 - 865 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

44

Synthesize Find similar Rx-ID: 28158437 Find similar reactions

With water

T=30°C; 1.5 h;

Kikuzaki, Hiroe; Miyajima, Yoshiko; Nakatani, Nobuji

Journal of Natural Products, 2008 , vol. 71, # 5 p. 861 - 865 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

45

Synthesize Find similar Rx-ID: 28158438 Find similar reactions

B: 2.4 mg

With water

T=30°C; 1 h;

Kikuzaki, Hiroe; Miyajima, Yoshiko; Nakatani, Nobuji

Journal of Natural Products, 2008 , vol. 71, # 5 p. 861 - 865 Title/Abstract Full Text View citing articles Show Details


A

B

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Synthesize Find similar

46

Synthesize Find similar Rx-ID: 28241234 Find similar reactions

With sulfuric acid; water

8 h; Heating;

Yoshimura, Morio; Ito, Hideyuki; Miyashita, Kyoko; Hatano, Tsutomu; Taniguchi, Shoko; Amakura, Yoshiaki; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3062 - 3069 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

47

Synthesize Find similar Rx-ID: 28241235 Find similar reactions

Yoshimura, Morio; Ito, Hideyuki; Miyashita, Kyoko; Hatano, Tsutomu; Taniguchi, Shoko; Amakura, Yoshiaki; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3062 - 3069 Title/Abstract Full Text View citing articles Show Details

With sulfuric acid; water

8 h; Heating;

A

B

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Synthesize Find similar

48

Synthesize Find similar Rx-ID: 28241236 Find similar reactions

With sulfuric acid; water

Yoshimura, Morio; Ito, Hideyuki; Miyashita, Kyoko; Hatano, Tsutomu; Taniguchi, Shoko; Amakura, Yoshiaki; Yoshida, Takashi


8 h; Heating;

Phytochemistry, 2008 , vol. 69, # 18 p. 3062 - 3069 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

49

Synthesize Find similar Rx-ID: 28241237 Find similar reactions

With hydrogenchloride; water

12 h; Heating;

Yoshimura, Morio; Ito, Hideyuki; Miyashita, Kyoko; Hatano, Tsutomu; Taniguchi, Shoko; Amakura, Yoshiaki; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3062 - 3069 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

50

Synthesize Find similar Rx-ID: 28252000 Find similar reactions

With hydrogenchloride; water

10 h;

Yoshida, Takashi; Ito, Hideyuki; Yoshimura, Morio; Miyashita, Kyoko; Hatano, Tsutomu

Phytochemistry, 2008 , vol. 69, # 18 p. 3070 - 3079 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

51

Synthesize Find similar Rx-ID: 28252001 Find similar reactions


With hydrogenchloride; water

10 h;

Yoshida, Takashi; Ito, Hideyuki; Yoshimura, Morio; Miyashita, Kyoko; Hatano, Tsutomu

Phytochemistry, 2008 , vol. 69, # 18 p. 3070 - 3079 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

52

Synthesize Find similar Rx-ID: 28252002 Find similar reactions

With hydrogenchloride; water

10 h;

Yoshida, Takashi; Ito, Hideyuki; Yoshimura, Morio; Miyashita, Kyoko; Hatano, Tsutomu

Phytochemistry, 2008 , vol. 69, # 18 p. 3070 - 3079 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

53

Synthesize Find similar Rx-ID: 28252003 Find similar reactions

Yoshida, Takashi; Ito, Hideyuki; Yoshimura, Morio; Miyashita, Kyoko; Hatano, Tsutomu

Phytochemistry, 2008 , vol. 69, # 18 p. 3070 - 3079 Title/Abstract Full Text View citing articles Show Details

With hydrogenchloride; water

10 h;

A

B

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Synthesize Find similar

54

Synthesize Find similar Rx-ID: 28326426


Find similar reactions

With tannase of Aspergillus niger; water

T=37°C; Enzymatic reaction;

Kasajima, Naoki; Ito, Hideyuki; Hatano, Tsutomu; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3080 - 3086 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

55

Synthesize Find similar Rx-ID: 28326427 Find similar reactions

With tannase of Aspergillus niger; water

T=37°C; 20 h; Enzymatic reaction;

Kasajima, Naoki; Ito, Hideyuki; Hatano, Tsutomu; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3080 - 3086 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

56

Synthesize Find similar Rx-ID: 28326429 Find similar reactions

Kasajima, Naoki; Ito, Hideyuki; Hatano, Tsutomu; Yoshida, Takashi

Phytochemistry, 2008 , vol. 69, # 18 p. 3080 - 3086 Title/Abstract Full Text View citing articles Show Details

With tannase of Aspergillus niger; water

T=37°C; 48 h; Enzymatic reaction;

A

B

Synthesize

Synthesize

57

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Find similar

Rx-ID: 28674064 Find similar reactions

A: 11 mg B: 3 mg

Find similar

Fujii, Hajime; Nakagawa, Takashi; Nishioka, Hiroshi; Sato, Eri; Hirose, Aya; Ueno, Yasuhiro; Sun, Buxiang; Yokozawa, Takako; Nonaka, Gen-Ichiro

Journal of Agricultural and Food Chemistry, 2007 , vol. 55, # 4 p. 1525 - 1531 Title/Abstract Full Text View citing articles Show Details

With tannase from Aspergillus oryzae; water

T=37°C; 3 h; Enzymatic reaction;

A

B

C

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Synthesize Find similar

Synthesize Find similar

58

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Synthesize Find similar

Rx-ID: 9477013 Find similar reactions

A: 34.7 mg B: 24.8 mg C: 6.9 mg

Stage #1: (-)-epigallocathechin gallate With sodium hydrogencarbonate; potassium hexacyanoferrate(III) in water

T=0°C; 0.25 h; Stage #2: 1,2-diamino-benzene With acetic acid in ethanol

Tanaka, Takashi; Watarumi, Sayaka; Matsuo, Yosuke; Kamei, Midori; Kouno, Isao

Tetrahedron, 2003 , vol. 59, # 40 p. 7939 - 7947 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

59

Synthesize Find similar Rx-ID: 9676172 Find similar reactions

Hatano, Tsutomu; Kusuda, Miwako; Hori, Mami; Shiota, Sumiko; Tsuchiya, Tomofusa; Yoshida, Takashi

Planta Medica, 2003 , vol. 69, # 11 p. 984 - 989 Title/Abstract Full Text View citing articles Show Details

in phosphate buffer

T=37°C; pH=7.0; 3 h; Product distribution; Further Variations:pHvaluesReagents;

A

60

B


Synthesize Find similar Rx-ID: 9844940 Find similar reactions

Synthesize Find similar

With water

T=85°C; 12 h;

Synthesize Find similar

Tanaka, Takashi; Fukumori, Masatake; Ochi, Tomoko; Kouno, Isao

Journal of Natural Products, 2003 , vol. 66, # 6 p. 759 - 763 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

61

Synthesize Find similar Rx-ID: 10014453 Find similar reactions

A: 0.1 g C: 0.052 g

With sulfuric acid

3 h; Heating;

Kobakhidze; Alaniya

Chemistry of Natural Compounds, 2003 , vol. 39, # 3 p. 262 - 264 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

62

Synthesize Find similar Rx-ID: 8923758 Find similar reactions

A: 1.2 mg B: 6.3 mg

With ammonium hydroxide

T=20°C; 0.5 h;

Mimaki, Yoshihiro; Fukushima, Masato; Yokosuka, Akihito; Sashida, Yutaka; Furuya, Shigenori; Sakagami, Hiroshi

Phytochemistry, 2001 , vol. 57, # 5 p. 773 - 779 Title/Abstract Full Text View citing articles Show Details

A

63

B


Synthesize Find similar Rx-ID: 8602595 Find similar reactions

Synthesize Find similar

With tannase in water

T=35°C; Hydrolysis; 3 h;

Synthesize Find similar

Wang, Jiang-Nong; Hano, Yoshio; Nomura, Taro; Chen, Ying-Jie

Phytochemistry, 2000 , vol. 53, # 8 p. 1097 - 1102 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

64

Synthesize Find similar Rx-ID: 8632445 Find similar reactions

Abdullazhanova; Mavlyanov; Abdullaev

Chemistry of Natural Compounds, 2000 , vol. 36, # 1 p. 97 - 98 Title/Abstract Full Text View citing articles Show Details

Hydrolysis; Acid hydrolysis;

A

B

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Synthesize Find similar

65

Synthesize Find similar Rx-ID: 8656851 Find similar reactions

B: 5.5 mg

With tannase; Aspergillus oryzae; water

T=30°C; Hydrolysis; 3 h; Enzymatic reaction;

Kikuzaki, Hiroe; Sato, Akemi; Mayahara, Yoko; Nakatani, Nobuji

Journal of Natural Products, 2000 , vol. 63, # 6 p. 749 - 752 Title/Abstract Full Text View citing articles Show Details


A

B

Synthesize Find similar

Synthesize Find similar

66

Synthesize Find similar Rx-ID: 8656852 Find similar reactions

B: 2.5 mg

With tannase; Aspergillus oryzae; water

T=30°C; Hydrolysis; 3 h; Enzymatic reaction;

Kikuzaki, Hiroe; Sato, Akemi; Mayahara, Yoko; Nakatani, Nobuji

Journal of Natural Products, 2000 , vol. 63, # 6 p. 749 - 752 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

67

Synthesize Find similar Rx-ID: 8659769 Find similar reactions

Abdullazhanova; Mavlyanov; Abdullaev

Chemistry of Natural Compounds, 2000 , vol. 36, # 1 p. 97 - 98 Title/Abstract Full Text View citing articles Show Details

Hydrolysis; Acid hydrolysis;

68

Synthesize Find similar 370 %

With sodium hydroxide in water

T=155 - 230°C; Hydrolysis;

Synthesize Find similar

Rx-ID: 8660711 Find similar reactions

Kuliev; Kim; Vdovin; Abdullaev; Khushbaktova; Syrov

Chemistry of Natural Compounds, 2000 , vol. 36, # 1 p. 60 - 67 Title/Abstract Full Text View citing articles Show Details


69

Synthesize Find similar 370 %

Synthesize Find similar

Rx-ID: 8660729 Find similar reactions

Kuliev; Kim; Vdovin; Abdullaev; Khushbaktova; Syrov

Chemistry of Natural Compounds, 2000 , vol. 36, # 1 p. 60 - 67 Title/Abstract Full Text View citing articles Show Details

With sodium hydroxide in water

T=155 - 230°C; Hydrolysis;

A

B

Synthesize Find similar

Synthesize Find similar

70

Synthesize Find similar Rx-ID: 8683501 Find similar reactions

A: 0.7% B: 62%

With copper diacetate in water; acetic acid

T=40°C; Oxidation; aromatization; 36 h;

Kambourakis, Spiros; Frost

Journal of Organic Chemistry, 2000 , vol. 65, # 21 p. 6904 - 6909 Title/Abstract Full Text View citing articles Show Details

With copper diacetate; oxygen; zinc(II) oxide in acetic acid

T=50°C; Oxidation; aromatization; P=760.051 Torr; 14 h; KineticsProduct distribution; Further Variations:Reagents;

Kambourakis, Spiros; Frost

Journal of Organic Chemistry, 2000 , vol. 65, # 21 p. 6904 - 6909 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

71

Synthesize Find similar Rx-ID: 8744196 Find similar reactions

With E.coli RB791 serA; pSK6.234

Kambourakis; Draths; Frost


Journal of the American Chemical Society, 2000 , vol. 122, # 37 p. 9042 - 9043 Title/Abstract Full Text View citing articles Show Details

14 h; Product distribution; Further Variations:other microbials;

A

B

C

D

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

72

Synthesize Find similar

Synthesize Find similar

Rx-ID: 8613090 Find similar reactions

With E. coli; PEP carboxykinase; pKL4.79B plasmid

biofermentation; Product distribution; Further Variations:Reaction partnersReagents;

Li, Kai; Frost

Journal of the American Chemical Society, 1999 , vol. 121, # 40 p. 9461 - 9462 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

73

Synthesize Find similar Rx-ID: 4468976 Find similar reactions

With tannase; water in toluene

T=20 - 35°C; ΔrHmo, ΔrGmo, ΔrSmo, reaction time 6-7 d, other reagents:

K2HPO4, H3PO4; CH3COONa, CH3COOH; NaOH, 2-(Nmorpholino)ethanesulfonic acid; reaction in aq. soln. at various pH, other reaction time; Equilibrium constantThermodynamic data;

Tewari; Schantz; Rekharsky; Goldberg

Journal of Chemical Thermodynamics, 1996 , vol. 28, # 2 p. 171 - 185 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

E

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

74

Synthesize Find similar


Rx-ID: 4568094 Find similar reactions

A: 12 % Spectr. B: 14 % Spectr. C: 13% E: 3 % Spectr.

Richman, Jack E.; Chang, Yu-Chen; Kambourakis, Spiros; Draths; Almy, Erick; Snell, Kristi D.; Strasburg, Gale M.; Frost

Journal of the American Chemical Society, 1996 , vol. 118, # 46 p. 11587 - 11591 Title/Abstract Full Text View citing articles Show Details

With air; Na1.5H1.5PO4

T=40°C; 50 h; other oxidant, var. time; Rate constantMechanism;

75

Synthesize Find similar 75%

Synthesize Find similar

Rx-ID: 820750 Find similar reactions

With pyridinium hydrobromide perbromide in xylene

1.5 h; Heating;

Ijaz, A. S.; Alam, M.; Ahmad, B.

Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1994 , vol. 33, p. 288 - 289 Title/Abstract Full Text Show Details

With hydrogen iodide

Heffter

Chemische Berichte, 1901 , vol. 34, p. 3014 Full Text View citing articles Show Details

A

B

C

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

76

Synthesize Find similar Rx-ID: 3691170 Find similar reactions

With hydrogenchloride

T=100°C; 3 h; Title compound not separated from byproducts;

Nawwar; Hussein; Buddrus; Linscheid

Phytochemistry, 1994 , vol. 35, # 5 p. 1349 - 1354 Title/Abstract Full Text View citing articles Show Details

A

B

C


77

Synthesize Find similar Rx-ID: 4009381 Find similar reactions

Synthesize Find similar

With sulfuric acid

T=100°C; 8 h;

Synthesize Find similar

Synthesize Find similar

Yoshida; Nakazawa; Hatano; Yang Rong Chi; Yang Ling Ling; Kun YingYen; Okuda

Phytochemistry, 1994 , vol. 37, # 1 p. 241 - 244 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

78

Synthesize Find similar Rx-ID: 3083509 Find similar reactions

Yoshida; Ahmed; Okuda

Chemical and Pharmaceutical Bulletin, 1993 , vol. 41, # 4 p. 672 - 679 Title/Abstract Full Text View citing articles Show Details

in water

7 h;

A

B

C

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Synthesize Find similar

Synthesize Find similar

79

Synthesize Find similar Rx-ID: 3243143 Find similar reactions

With sodium hydroxide

2 h; Ambient temperature;

Romussi; Caviglioli; Pizza; De Tommasi

Archiv der Pharmazie, 1993 , vol. 326, # 9 p. 525 - 528 Title/Abstract Full Text View citing articles Show Details


A

B

C

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Synthesize Find similar

Synthesize Find similar

80

Synthesize Find similar

Synthesize Find similar

Rx-ID: 3870683 Find similar reactions

in water

T=40°C; 5 h; 2-O-galloyltransferase, citrate buffer, pH 5.0; Yield given;

Hagenah, Sigrid; Gross, Georg G.

Phytochemistry (Elsevier), 1993 , vol. 32, # 3 p. 637 - 642 Title/Abstract Full Text View citing articles Show Details

A

B

C

D

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

81

Synthesize Find similar Rx-ID: 3074590 Find similar reactions

Yoshida; Haba; Nakata; Okano; Shingu; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 1 p. 66 - 71 Title/Abstract Full Text View citing articles Show Details

With sulfuric acid

6 h; Heating; Title compound not separated from byproducts;

A

B

C

D

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

82

Synthesize Find similar Rx-ID: 3083045 Find similar reactions

With sulfuric acid

6 h; Heating; Title compound not separated from byproducts;

Yoshida; Haba; Nakata; Okano; Shingu; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 1 p. 66 - 71 Title/Abstract Full Text View citing articles Show Details


A

B

C

D

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

83

Synthesize Find similar Rx-ID: 3083072 Find similar reactions

With sulfuric acid

6 h; Heating; Title compound not separated from byproducts;

Yoshida; Haba; Nakata; Okano; Shingu; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 1 p. 66 - 71 Title/Abstract Full Text View citing articles Show Details

A

B

Synthesize Find similar

Synthesize Find similar

84

Synthesize Find similar Rx-ID: 3083362 Find similar reactions

A: 4 mg B: 6 mg

Nonaka, Gen-ichiro; Akazawa, Michiko; Nishioka, Itsuo

Heterocycles, 1992 , vol. 33, # 2 p. 597 - 606 Title/Abstract Full Text View citing articles Show Details

in water

1 h; Ambient temperaturetannase;

A

B

C

D

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

85

Synthesize Find similar Rx-ID: 3099012 Find similar reactions

A: 9.2 mg B: 5.1 mg C: 3.3 mg

in water

T=37°C; tannase prepared from Aspergillus niger; Further byproducts given;

Yoshida; Namba; Lu; Yang; Yen; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 2 p. 338 - 342 Title/Abstract Full Text View citing articles Show Details


D: 13.3 mg

A

B

C

D

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Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

86

Synthesize Find similar Rx-ID: 3099013 Find similar reactions

A: 9.2 mg B: 1.7 mg C: 5.1 mg D: 13.3 mg

in water

T=37°C; tannase prepared from Aspergillus niger; Further byproducts given;

Yoshida; Namba; Lu; Yang; Yen; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 2 p. 338 - 342 Title/Abstract Full Text View citing articles Show Details

A

B

C

Synthesize Find similar

Synthesize Find similar

Synthesize Find similar

87

Synthesize Find similar Rx-ID: 3102725 Find similar reactions

B: 4.5 mg C: 8.0 mg

With water

T=37°C; 24 h; tannase;

Sheu, Shiow-Yunn; Hsu, Feng-Lin; Lin, Yu-Chan

Phytochemistry (Elsevier), 1992 , vol. 31, # 7 p. 2465 - 2468 Title/Abstract Full Text Show Details

A

B

C

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Synthesize Find similar

Synthesize Find similar

88

Synthesize Find similar Rx-ID: 3102939


Find similar reactions

B: 3.2 mg C: 6.3 mg

With water

T=37°C; 24 h; tannase;

Sheu, Shiow-Yunn; Hsu, Feng-Lin; Lin, Yu-Chan

Phytochemistry (Elsevier), 1992 , vol. 31, # 7 p. 2465 - 2468 Title/Abstract Full Text Show Details

A

B

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89

Synthesize Find similar Rx-ID: 3189622 Find similar reactions

With sulfuric acid

18 h; Heating;

Yoshida; Maruyama; Nitta; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 7 p. 1750 - 1754 Title/Abstract Full Text View citing articles Show Details

A

B

C

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Synthesize Find similar

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90

Synthesize Find similar Rx-ID: 3243516 Find similar reactions

Yoshida; Feng; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 8 p. 1997 - 2001 Title/Abstract Full Text View citing articles Show Details

With sulfuric acid in water

5 h; Heatingother roshenins; also without H2SO4; other time;

A

B

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Synthesize

91

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Rx-ID: 3466254 Find similar reactions

A: 2 mg B: 10 mg

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Find similar

Tanaka; Tong; Xu; Ishimaru; Nonaka; Nishioka

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 11 p. 2975 - 2980 Title/Abstract Full Text View citing articles Show Details

in water

3 h; Ambient temperaturetannase;

A

B

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Synthesize Find similar

92

Synthesize Find similar Rx-ID: 3467154 Find similar reactions

A: 4 mg B: 20 mg

Tanaka; Tong; Xu; Ishimaru; Nonaka; Nishioka

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 11 p. 2975 - 2980 Title/Abstract Full Text View citing articles Show Details

in water

7 h; Ambient temperaturetannase;

A

B

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Synthesize Find similar

93

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Synthesize Find similar

Rx-ID: 3624563 Find similar reactions

A: 2.8 mg B: 5 mg

With camphor-10-sulfonic acid in 1,4-dioxane

12 h; Heating;

Yoshida; Nakata; Hosotani; Nitta; Okuda

Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 7 p. 1727 - 1732 Title/Abstract Full Text View citing articles Show Details

A

94

B

C

D


Synthesize Find similar Rx-ID: 2769146 Find similar reactions

Synthesize Find similar

Synthesize Find similar

Yoshida; Chou; Matsuda; Yasuhara; Yazaki; Hatano; Nitta; Okuda

Chemical and Pharmaceutical Bulletin, 1991 , vol. 39, # 5 p. 1157 - 1162 Title/Abstract Full Text View citing articles Show Details

in water

25 h; Heating; Yield given. Yields of byproduct given;

A

B

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Synthesize Find similar

95

Synthesize Find similar Rx-ID: 2785439 Find similar reactions

B: 8 mg

in water

1 h; Ambient temperaturetannase;

Nonaka; Sakai; Mihashi; Nishioka

Chemical and Pharmaceutical Bulletin, 1991 , vol. 39, # 4 p. 884 - 888 Title/Abstract Full Text View citing articles Show Details

A: 8 mg B: 20 mg

With tannase in water

3 h; Ambient temperature; Product distribution;

Tanaka; Nonaka; Nishioka

Chemical and Pharmaceutical Bulletin, 1986 , vol. 34, # 2 p. 656 - 663 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

96

Synthesize Find similar Rx-ID: 2315059 Find similar reactions

Nonaka, Gen-ichiro; Mihashi, Kunihide; Nishioka, Itsuo

Journal of the Chemical Society, Chemical Communications, 1990 , # 11 p. 790 - 791 Title/Abstract Full Text View citing articles Show Details

enzymatic hydrolysis with tannase;

A

B

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97

Synthesize Find similar Rx-ID: 2468192 Find similar reactions

B: 4 mg

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With tannase in water

T=37°C; 17 h;

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Hatano, Tsutomu; Yasuhara, Taeko; Abe, Ryoko; Okuda, Takuo

Phytochemistry (Elsevier), 1990 , vol. 29, # 9 p. 2975 - 2978 Title/Abstract Full Text View citing articles Show Details

A

B

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Synthesize Find similar

98

Synthesize Find similar Rx-ID: 2471083 Find similar reactions

A: 50 mg B: 35 mg

Nishizawa, Kyoko; Nakata, Isao; Kishida, Atsushi; Ayer, William A.; Browne, Lois M.

Phytochemistry (Elsevier), 1990 , vol. 29, # 8 p. 2491 - 2494 Title/Abstract Full Text View citing articles Show Details

With water; tannase

3 h; Ambient temperature;

A

B

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Synthesize Find similar

99

Synthesize Find similar Rx-ID: 1781148 Find similar reactions

With tannase in water

T=37°C; 2 h;

Yazaki, Kazufumi; Shida, Shoko; Okuda, Takuo

Phytochemistry (Elsevier), 1989 , vol. 28, # 2 p. 607 - 610 Title/Abstract Full Text View citing articles Show Details


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