(a) In the catalytic hydrogenation of some nitriles to primary amines, secondary amines are obtained as by-products:...

Question:

(a) In the catalytic hydrogenation of some nitriles to primary amines, secondary amines are obtained as by-products: R-C=N H/catalyst RCHNH + (RCH)NH a secondary amine

Suggest a mechanism for the formation of this by-product.

(b) Explain why ammonia added to the reaction mixture prevents the formation of this by-product.

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Organic Chemistry

ISBN: 9781936221349

6th Edition

Authors: Marc Loudon, Jim Parise

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Question Posted: Dec 07, 2023 07:08 AM

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(a) In the catalytic hydrogenation of some nitriles to primary amines, secondary amines are obtained as by-products:...

Question:

R-C=N H₂/catalyst RCH₂NH₂ + (RCH₂)₂NH a secondary amine

Step by Step Answer:

a As shown in Eq 2158 text p 1083 the reduction involves an imine ...View the full answer

Organic Chemistry

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