Rajiv Gandhi University of Health Sciences, Karnataka
Fourth Semester B. Pharm Degree Examination — 03-Jan-2020
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Time: Three Hours Max. Marks: 75 Marks
Pharmaceutical Organic Chemistry - III
Q.P. CODE: 5013
Your answers should be specific to the questions asked
Draw neat labeled diagrams wherever necessary
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LONG ESSAYS (Answer any Two) 2 x 10 = 20 Marks
- Define configuration. Explain the R S and D L system of nomenclature of optical isomers.
- Give various methods of determination of configuration of geometrical isomers.
- What are heterocyclic compounds? Give their classification and systematic nomenclature with examples.
SHORT ESSAYS (Answer any Seven) 7 x 5 = 35 Marks
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- Distinguish between configuration and conformation with examples
- Define chiral and achiral molecules with example. Write any two reactions of chiral molecules.
- Discuss the various conformational isomers of cyclohexane.
- Write methods of synthesis and reactions of Furan.
- Write the methods of synthesis and chemical reactions of Pyrazole.
- Write synthesis and reactions of Indole.
- Explain Paal-Knorr synthesis of Pyrrole.
- Describe the mechanism involved in Schmidt rearrangement.
- Write the mechanism of Oppenauer-oxidation reaction.
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SHORT ANSWERS (Answer All) 10 x 2 = 20 Marks
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- Define Meso compounds with example.
- Define alternative axis of symmetry with example.
- What do you understand by the term optical activity?
- Define Stereoselective reaction with example.
- Write the resonance structures of Thiophene.
- What are Hetero atoms? Name the compounds containing hetero atom.
- Write any one method of synthesis of Pyridine.
- Give the structure and uses of Acridine.
- Give the structure and use of Lithium Aluminium hydride.
- Enumerate the synthetic application of Dakin reaction.
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This download link is referred from the post: RGUHS B.Pharm 4th Year 2020 Previous Question Papers - Rajiv Gandhi University of Health Sciences
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