l Firstranker's choice
--- Content provided by FirstRanker.com ---
[LR 1220] DECEMBER 2020 Sub. Code: 4258
(AUGUST 2020 EXAM SESSION)
B. PHARMACY DEGREE EXAMINATION
SECOND YEAR - (Regulation from 2009-2010)
PAPER III - ADVANCED PHARMACEUTICAL ORGANIC CHEMISTRY
--- Content provided by FirstRanker.com ---
O.P. Code: 564258
Time: Three hours Answer ALL questions Maximum: 100 Marks
I. Elaborate on: (2x20=40)
- What are Conformational Isomers? Explain the conformations of monosubstituted and disubstituted cyclohexanes.
- a) Classify heterocyclic compounds and explain the nomenclature.
--- Content provided by FirstRanker.com ---
b) Explain the methods of preparation and chemical properties of Quinoline.
II. Write notes on: (8x5=40)
- Explain Asymmetric synthesis with examples.
- Write the electrophilic substitution reactions of Thiophene.
- Describe the chemistry and uses of Vitamin B6.
- Classify Flavonoids. Explain the chemistry of Hesperidin.
- What happens when:
a) Furan is treated with Maleic anhydride.
b) Thiophene is reacted with Acetyl chloride and stannous chloride.
c) Pyridine is nitrated with nitrating mixture.--- Content provided by FirstRanker.com ---
d) Quinoline reacts with Methyl iodide. - Explain the chemistry of Sennosides.
- Explain the modern theory of double bonds.
- Give the reaction and mechanism of Schmidt rearrangement.
--- Content provided by FirstRanker.com ---
III. Short answers on: (10x2=20)
--- Content provided by FirstRanker.com ---
- Write any two methods of preparation of Pyrimidine.
- Explain the reduction reaction with Hydrazines.
- Mention any two uses of Sodium borohydride.
- Give an identification test for Atropine.
- Write any one method of preparation of Phenothiazine.
- Write the structure of Vitamin D and Vitamin K and mention its uses.
- What is Stereomutation?
- Write any two reactions of Pyrazole.
- Give any two oxidative uses of periodic acid.
- Write the structure of a-pinene and its uses.
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
This download link is referred from the post: B.Pharm 2nd Year Last 12 Years 2010-2022 Previous Question Papers (Bachelor of Pharmacy)
--- Content provided by FirstRanker.com ---