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Ethyldimethylamine is obtained from the reduction of _______ with LiAlH4.

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Ethyldimethylamine is obtained from the reduction of _______ with LiAlH4.

(a) acetamide

(b) benzamide

(c) N-methylacetamide

(d) N,N-dimethylacetamide

The question was asked by my college professor while I was bunking the class.

My query is from Preparation of Amines in chapter Amines of Chemistry – Class 12

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The correct answer is (d) N,N-dimethylacetamide

Easiest explanation: Ethyldimethylamine is a tertiary amine with two methyl substituents directly attached to N atom. It can be obtained only from the reduction of a corresponding tertiary amide that has two methyl substituents attached to N atom.

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