Bicyclic amide acetal production

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 498/04 (2006.01)

Patent

CA 1249590

ABSTRACT OF THE DISCLOSURE An improved process for the manufacture of bicyclic amide acetals having the formula Image comprising contacting a mixture of diethanolamine and a nitrile having the formula R-C N wherein R represents an alkyl, aralkyl or alicyclic group with a catalyst composed of an alkali metal or an alkaline earth metal at a temperature in the range of from 80°C to 120°C and continuously removing the by-product ammonia from the reaction mixture as it forms is described.

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