Download RGUHS B.Pharm 1st Year 2023 November 2628 Pharmaceutical Organic Chemistry I Rs4 Question Paper

Download RGUHS?(Rajiv Gandhi University of Health Sciences) B.Pharmcy (Bachelor of Pharmacy) 1st Year (First Year) 2628 Pharmaceutical Organic Chemistry I Rs4 Previous Year Question Paper

Rajiv Gandhi University of Health Sciences, Karnataka
I Year B. Pharm Degree Examination ? 09-Nov-2023

Time: Three Hours






Max. Marks: 70 Marks
PHARMACEUTICAL ORGANIC CHEMISTRY ? I (RS4)
Q.P. CODE: 2628
Your answers should be specific to the questions asked
Draw neat, labeled diagrams wherever necessary
LONG ESSAYS (Answer any Two)
2 x 10 = 20 Marks
1. Explain E1 and E2 reactions with respect to the mechanism, stereochemistry and kinetics
2. Explain the mechanism involved in a) Perkins condensation b) Claisen condensation
c) Sandmeyer's reaction
3. Give the mechanism of Markovnikov's rule and Anti-Markovnikov's addition
SHORT ESSAYS (Answer any Six)
6 x 5 = 30 Marks
4. Define with example a) Electrophiles b) Nucleophiles
5. Discuss dehydrohalogenation with a suitable example
6. Explain Diel's alder reaction with example
7. What are cycloalkanes? Write any three methods of preparation
8. Why conjugated dienes are more stable than non-conjugated dienes explain
9. Explain crossed Cannizaro condensation with the mechanism
10. Write the Haworth synthesis of Naphthalene
11. Outline the Mechanism of Aldol condensation
SHORT ANSWERS
10 x 2 = 20 Marks
12. What is Williamson's synthesis? Give an example
13. Write the structure and IUPAC name of a) Acetaldehyde b) Acetone
14. Define and classify Hydrogen bonding
15. What is a polar protic solvent?
16. Define Hatu Coupling
17. Define diazotization reaction with example
18. What is Hoffmann's reaction? Give one example
19. Write the structures of a) 2, 2-Dimethyl propane b) 3-Chloro pentanone
20. Define the inductive effect with example
21. Write the stability of free radicals
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