52nd IChO 2020 International Chemistry Olympiad, Istanbul, TURKEY

52nd International Chemistry Olympiad, Istanbul, TURKEY

Preparatory problems: PRACTICAL

Part II: Practical Problems

166

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Problem P5. Cannizzaro Reaction

Problem P6. 2,3-Dihydro-5,6-diphenylpyrazine

Problem P7. Determination of Rate Constants for n-Butyl Acetate Hydrolysis

Problem P4. 1-Bromobutane

Problem P1. Drug Delivery from a Polymeric Hydrogel System

Problem P2. Determination of the Total Carbon Content of Oltu Stone (Black Amber) Samples

Part II: Practical Problems

Problem 16. Thermal Springs of Turkey and Sulfur Chemistry

Problem 12. Blue to Green, Turquoise

Problem 13. Spinel Oxides

Problem 14. Platinum Complexes as Anticancer Drugs

Problem 11. Benzoporphyrin

Problem 9. NMR, Symmetry, and Structural Analysis

Problem 10. Woodward–Hoffmann Rules and Pericyclic Reactions

Problem 8. Stereoisomers of 1,2,3-Triphenylpropane-1,3-diol

Problem 4. Early Russian Organic Chemists and Markovnikov’s Rule

Fields of Advanced Difficulty

Problem 2. Istanbulins and Related Sesquiterpene Natural Products

Problem 5. Arndt–Eistert Homologation

Problem 7. Which is (±)-Trikentrin A?

Problem 6. Atovaquone

Authors

Problem 1. Salvia Species Growing in Turkey: Isolation and Total Synthesis of Abietane Diterpenoids

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