Download JNTUH Pharm D 1st Year PH104 Pharmaceutical Organic Chemistry Question Paper

Download JNTUH (Jawaharlal Nehru Technological University Hyderabad) Pharm-D (Doctor of Pharmacy) 1st Year PH104 Pharmaceutical Organic Chemistry Previous Question Paper

Code No: PH104
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
Pharm.D I Year Supplementary Examinations, October/November - 2019
PHARMACEUTICAL ORGANIC CHEMISTRY
Time: 3hours Max.Marks:70
Answer any five questions
All questions carry equal marks
- - -

1.a) Write the methods of preparations of cycloalkanes.
b) Describe Bayer?s Strain Theory and Orbital pictures of angle strain. [7+7]

2.a) Explain about different types of reactions.
b) Describe about SN1 Vs SN2 solvolyses and what is the role of solvents in SN1 reactions.
[7+7]

3.a) What is Walden inversion and What is peroxide effect?
b) Describe cyclo addition reactions with suitable examples. [8+6]

4.a) Explain the following:
i) Hyper conjugation
ii) Mesomeric effect.
b) How do you convert the following:
i) Benzene to Toluene
ii) Benzene to Acetophenone. [6+8]

5.a) Explain reactivity and orientation, activating and deactivating, O, M, P directing groups
in electrophillic aromatic substitution.
b) Write the methods of synthesis and chemical reactions of carboxylic acids. [7+7]

6. Explain the following named reactions:
a) Aldol Condensation
b) Witting reaction
c) Reimer tiemann?s reaction
d) Williamson synthesis. [14]

7.a) How do you prepare diazonium salt? Write its chemical properties.
b) Explain basicity of amines. [7+7]

8. Explain the methods of preparation, test for purity, assay and medicinal uses of
a) Aspirin
b) Benzylbezoate
c) Citric acid
d) Dimercaprol [14]


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