Q22 · CSIR-NET Chemistry, December 2014
Paper: CSIR-NET December 2014 · Subject: Organic Chemistry · Chapter: Reagents, Reaction Mechanisms & Named Reactions · Topic: Named Reactions · Marks: 2 · Difficulty: Medium
The major product of the following reaction is: 
(a)
(b)
(c)
(d)
Answer
Answer: D ✓ checked by 4AB · confidence medium
Explanation
Sarcosine condenses with the aldehyde and decarboxylates, forming an azomethine ylide. Intramolecular [3+2] cycloaddition onto the N-allyl alkene gives the cis-fused pyrrolo[3,2-c]quinoline (d).
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