(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:
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.
Transcribed Image Text:
R-C=N H₂/catalyst RCH₂NH₂ + (RCH₂)₂NH a secondary amine
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a As shown in Eq 2158 text p 1083 the reduction involves an imine ...View the full answer
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