Verfahren zur Herstellung von B-Aminocrotonamid

1313671 #-Aminocrotonamide CHISSO CORP 17 July 1970 [28 July 1969 7 May 1970] 34782/70 Heading C2C A process for producing #-amino crotonamide comprises reacting diketene with ammonia to give a reaction mixture containing an oily product, cooling and stirring the reaction mixture with a solvent and crystallizing #-aminocrotonamide from the mixture, the solvent having a melting-point below 0‹ C. and being an aliphatic or cycloaliphatic hydrocarbon having from 5 to 8 carbon atoms, an aromatic hydrocarbon substituted with one or more alkyl groups and having from 7 to 12 carbon atoms, a chlorinated hydrocarbon having from 1 to 10 carbon atoms, an aliphatic monoether having from 4 to 8 carbon atoms or a ketone having from 3 to 10 carbon atoms. Examples are furnished.