Process for the production of benzoyl cyanide (I)

US4113773A · kind A · utility

Assignee

• Deutsche Gold- und Silber-Scheideanstalt Vormals Roessler

Inventors

• Herbert Klenk · Hanau, DE
• Theodor Lussling · Überlingen, DE
• Alfred Maierhofer · Allensbach, DE
• Heribert Offermanns · Hanau, DE
• Hans Wagner

Key dates

• Filing date: Jun 20, 1977
• Grant date: Sep 12, 1978
• Expiry date: Jun 20, 1997

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C253/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Benzoyl cyanide is made by reacting benzoyl chloride with an alkali cyanide in the presence of a carboxylic acid nitrile and a copper (I) salt at a temperature of about 50.degree. to 160.degree. C.