Preparation of aminopropionitriles

US5247120A · kind A · utility

Assignee

• BASF SE

Inventors

• Franz Merger · Bischofswerda, DE
• Martin Brudermueller · Mannheim, DE
• Claus-Ulrich Priester · Ludwigshafen, DE
• Wolfgang Harder · Weinheim, DE
• Siegfried Winderl

Key dates

• Filing date: Jul 30, 1992
• Grant date: Sep 21, 1993
• Expiry date: Jul 30, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C253/30
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Abstract of the Disclosure: Aminopropionitriles of the general formula I ##STR1## where R is hydrogen or methyl, wherein ammonia is reacted with an acrylonitrile of the general formula II ##STR2## where the substituents have the abovementioned meanings, in a molar ratio of from 1:1 to 500:1 over a heterogeneous catalyst at from 40.degree. to 180.degree. C. and from 10 to 350 bar.