Tamil Nadu Dr MGR Medical University 2009 B.Pharm I – CHEMISTRY OF NATURAL PRODUCTS Q.PCode : 564221 - - Question Paper

FEBRUARY – 2009
[KU 730] Sub. Code: 4221
FOURTH B.PHARM. DEGREE exam
(ReRevised Regulations)Candidates Admitted upto 2003-04
Paper I – CHEMISTRY OF NATURAL PRODUCTS
Q.P. Code : 564221
Time : 3 hours Maximum : 90 marks
I. Essay ques. : (2 X 20 = 40)
ans any 2 ques..
1. a) elaborate vitamins? discuss the source, chemistry and uses of ascarbic
acid.
b) define the constitution and synthesis of carotinoids.
c) How will you convert ß – ionone to vitamin A.
2. a) discuss the skeletal structures of progesterone derivatives used as
oral contraceptives.
b) provide the method of synthesis of papavarine and epthicin.
3. a) describe glycosides classify with examples, write the chemistry of
cardiac glycosides.
b) El ucidate the structure of cholesterols.
II. Write Short Notes : (8X five = 40)
ans any 8 ques..
1. How to identity and differentiate the carbohydrates by chemical test.
2. discuss the chemistry of reserpine.
3. Elucidate the structures of terpenoids.
4. Enumerate the quantitative evaluations of fats and oils.
5. Write a note on degradations of proteins.
6. Elucidate the structure of amygdalin.
7. define the synthesis of camphor.
8. elaborate anti cancer and antifungal anti biotics.
9. Write note on Isoprene units.
10. provide the structure and degradation of penicillin.
III. Short Answers: (5X2 = 10)
ans any 5 ques..
1. Mention the constitution of menthol.
2. provide the chemical composition of fixed oils and fats.
3. Write the structure of chloramphenicol and tetra cycline.
4. Name the hormones secreted in adrenal cortex.
5. elaborate saponins? provide examples.
6. Name any 2 synthetic non-steroidal oestrogens with structure.
7. Write the identification tests for steroids.

Earning:   Approval pending.