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Organic Chemistry II

 

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From January 20, 2009, the attendace policy has been forcefully implemented. Attendance of students will be recorded solely according to their physical presence during the lectures, regardless of Doctor's notes or phone calls prior to class.

Students can only access the contents of relevant courses with provided username and password in their first class at the beginning of each semester. Students who fail to attend the first class should immediately contact the instructor to obtain the respective username and password.

Dynamic Illustration of Reaction Mechanisms

Elimination & Substitution

Reaction between 2-propyl bromide and sodium methoxide

Substitution

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Elimination

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Reaction between t-butyl bromide and methanol

Substitution

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Elimination

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Reaction between ethyl bromide and sodium cyanide

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

4. Ether, Epoxide, & Sulfides

2-butene to epoxide

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Cyclohexane epoxide

Reaction detail Reaction Coordinates Reaction description

Cleavage of epoxide under acidic condition

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Cleavage of epoxide under basic condition

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

5. Conjugated Systems, Orbital Symmetry & UV Spectroscopy

Reaction between 1,3-butadiene and hydrogen bromide

Reaction Scheme 1,2-addition, 1,4-addition 1,2-addition, 1,4-addition Reaction description

Diels-Alder Cycloaddition example

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

7. Reactions of Aromatic Compounds

Bromination of aromatic compounds

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Chlorination of phenol

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Acetylation of toluene

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

8. Ketones & Aldehydes

Formation of ketone

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Reduction of ketone

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Formation of acetal in water

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Formation of acetal in methanol

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Aldol reaction under basic condition

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Aldol reaction under basic condition (alternative mechanism)

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Grignard reaction of ketone

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

9. Amines

Formation of imines

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Acetylation of amines

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Hofmann elimination

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

10. Carboxylic Acids

Conversion of nitrile into acid

Reaction Scheme Reaction detail Reaction Coordinates Reaction description

Conversion of acid into acyl choride

Reaction Scheme Reaction detail Reaction Coordinates Reaction description