为什么环己酮与α,β-不饱和醛酮等发生Macheal反应时,把环己酮变成烯胺参加反应?[s:2]

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• 为什么环己酮与α,β-不饱和醛酮等发生Macheal反应时,把环己酮变成烯胺参加反应?[s:2]
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