Ph.D. Course Work Examination Jan/Feb-2018
Chemistry (Paper IV)
ADVANCED DEVELOPMENT IN ORGANIC CHEMISTRY
Day Date: Friday, 19-01-2018
Max. Marks: 100
Time: 11.00 AM to 02.00 PM
Instructions: All questions are compulsory. All questions carry equal marks.
Q.1

Give the mechanism and applications of the following reactions.
Darzens Condensation
Hydroformylation
10

Illustrate the use and mechanistic details of any two of the following reagents.
10
N-Bromosuccinamide
Lead tetra acetate
Thallium nitrate
Q.2

'Clay and Zeolites are eco friendly catalysts'. Comment on this statement with the help of suitable examples.
10

Explain any two of the following:
10
Norrish type I and II rearrangements.
Photochemistry of arenes
Photochemistry of dienes
Q.3

Discuss the applications with suitable examples of the following reagents (any
10
Supercritical Fluids
Micro-organisms
Isolated enzymes
Q.4

Discuss in detail optical brightners.
10

Give synthesis of any two of the following.
10
Bisabolene
Cuparenone
Estrone
Q.5

How will you achieve following transformations. Give mechanism also.

Write short notes on any two of the following.
10
Cytokinins
Organotin Compounds
SeO2 in organic synthesis