Q5 · CSIR-NET Chemistry, December 2011
Paper: CSIR-NET December 2011 · Subject: Organic Chemistry · Chapter: Reagents, Reaction Mechanisms & Named Reactions · Topic: Reagents, Reaction Mechanisms & Named Reactions – General · Marks: 2 · Difficulty: Hard
Under review — part of this question (a structure or an option) is not clear in the source scan. 4AB is checking it against the original book; the answer shown may change.
In the following reaction, the product formed and the mechanism involved is 
(a)$A$ is and is formed by addition-elimination mechanism.
Answer
Under review — not yet confirmed.
Answer: A
Explanation
2-Chloroquinoline reacts with ethoxide by nucleophilic aromatic substitution at the electron-poor C-2 (addition–elimination via the Meisenheimer-type σ-adduct) to give 2-ethoxyquinoline (a).
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