Download OU Pharm D Question Paper 1st Year 2017 4253 Pharmaceutical Organic Chemistry

Download OU (Osmania University) Pharm D (Doctor of Pharmacy) 1st Year 2017 4253 Pharmaceutical Organic Chemistry Previous Question Paper

OU - coe OU - coe
Code No. 4253
FACULTY
Pharm D (6 ? YDC) I ? Year (Main) Examination, July 2017
Subject: Pharmaceutical Organic Chemistry
Time: 3 Hours Max.Marks: 70
Note: Answer all questions from Part ? A. Any Five questions from Part ? B.
PART ? A (10x2 = 20 Marks)
1 Write IUPAC names of the following:
a) CH
3
? CH ? CH ? COOH
| |
CH
3
Cl
2 Explain different types of intermolecular forces.
3 Write any one preparation methods of cyclopentane.
4 Explain the stability of carbocations.
5 Write a note on hyper conjugation.
6 Write the uses of citric acid and saccharin sodium.
7 Why is acetylene acidic in nature?
8 Define electrophiles and nucleophiles and give examples.
9 What is optical isomerism?
10 What is resonance? Give examples.
PART ? B (5x10 = 50 Marks)
11 a) Explain the reaction and mechanism of Markownikoffi addition of alkene. 5
b) Explain Bayer?s strain theory and give its limitations. 5
12 Explain the mechanism and stereochemistry of SN
1
and SN
2
reactions with examples. 10
13 a) Discuss the effect of halogen on electrophilic aromatic substitution of alkyl benzene. 5
b) Write the reaction and mechanism of Aldol condensation. 5
?2.
FirstRanker.com - FirstRanker's Choice
OU - coe OU - coe
Code No. 4253
FACULTY
Pharm D (6 ? YDC) I ? Year (Main) Examination, July 2017
Subject: Pharmaceutical Organic Chemistry
Time: 3 Hours Max.Marks: 70
Note: Answer all questions from Part ? A. Any Five questions from Part ? B.
PART ? A (10x2 = 20 Marks)
1 Write IUPAC names of the following:
a) CH
3
? CH ? CH ? COOH
| |
CH
3
Cl
2 Explain different types of intermolecular forces.
3 Write any one preparation methods of cyclopentane.
4 Explain the stability of carbocations.
5 Write a note on hyper conjugation.
6 Write the uses of citric acid and saccharin sodium.
7 Why is acetylene acidic in nature?
8 Define electrophiles and nucleophiles and give examples.
9 What is optical isomerism?
10 What is resonance? Give examples.
PART ? B (5x10 = 50 Marks)
11 a) Explain the reaction and mechanism of Markownikoffi addition of alkene. 5
b) Explain Bayer?s strain theory and give its limitations. 5
12 Explain the mechanism and stereochemistry of SN
1
and SN
2
reactions with examples. 10
13 a) Discuss the effect of halogen on electrophilic aromatic substitution of alkyl benzene. 5
b) Write the reaction and mechanism of Aldol condensation. 5
?2.
OU - coe OU - coe
Code No. 4253
-2-
14 Explain the mechanism of E
1
and E
2
reactions with examples. 10
15 Write the preparation, assay and uses of following:
a) Aspirin 3
b) Urea 3
c) Tartaric acid 4
16 Explain the reaction and mechanism of:
a) Reformat sky reaction
b) Fries Rearrangement
17 Discuss the electrophilic substitution reactions of benzene with examples. 10
18 Write notes on:
a) Polarity of molecules 3
b) Geometrical isomerism 3
c) Acidity of phenol 4
****
FirstRanker.com - FirstRanker's Choice