Q. Cope reaction is

 1988  207 CMC MedicalCMC Medical 2015 Report Error

Solution:

Cope reaction is intra-molecular. ? Cope elimination is a syn-elimination and proceeds through a cyclic transition state. ? The negatively charged oxygen of the amine oxide is the base that remove a proton from carbon. ? Because the nucleophiles and leaving group are in same molecule, this is an intra-molecular reaction and give less substituted alkene as the major product.

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