Medicinal Chemistry PYQs – Set 58
Subject : Medicinal Chemistry
1141. The Wittig reaction or Wittig olefination is a chemical reaction of an aldehyde or ketone with
Medicinal Chemistry • • NIPER 2019
1142. Which of the following does not contains heterocyclic ring
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1143. Which of the following must be true for an optically active compound
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1144. Which crucial feature of a penicillin is involved in its mechanism of action
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1145. Dibenzazepine ring is present in
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1146. Which one of the following is most acidic
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1147. Isosteric replacement of sulfur with carbon in cephalexine gives
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1148. In which medium Favorskii rearrangement does occur?
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1149. Alcohol and carboxylic acid in presence of dehydrating agent gives which compounds?
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1150. Carbonyl group can be reduced to alkane with the help of catalyst
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1151. Arrange in the order of increasing basicity piperidine, pyrrole, pyrimidine, morpholine
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1152. Which of the following rings does ergoline contain?
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1153. Lindlars catalyst is
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1154. Benzoic acid to benzoyl chloride conversion is achieved by
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1155. A partial theoretical support for the idea that more stable carbocations would be formed faster than less stable ones comes during regioselective addition of HCl to propene is provided by
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1156. 6-Fluoro-3-oxo-3,4-dihydro-2-pyrazine carboxamide is the IUPAC name of which drug?
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1157. Fries rearrangement reaction of phenol ester leads to the formation which type of product?
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1158. Which of the following is not aromatic?
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1159. Under what reaction conditions does the electrophilic chlorination of aromatic compounds usually occur?
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1160. Friedel Crafts reaction is observed in
Medicinal Chemistry • • NIPER 2019
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