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
Pharm.D I Year Supplementary Examinations, October/November - 2019
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.

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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This post was last modified on 21 October 2020