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US4172091A Process for the manufacture of .beta.-(dimethylamino)-propionitrile 失效
制备{62 - (二甲基氨基) - 丙腈的方法

Process for the manufacture of .beta.-(dimethylamino)-propionitrile
摘要:
An improvement in a process for the manufacture of .beta.-(dimethylamino)-propionitrile by contacting acrylonitrile with dimethylamine, the improvement residing in passing the reactants in countercurrent with respect to one another in a bubble column reactor and reacting them therein at a temperature between 25.degree. and 80.degree. C., preferably 40.degree. to 60.degree. C.
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