Process for the production of benzoyl cyanide (I)

US4209461A · 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: Dec 1, 1978
• Grant date: Jun 24, 1980
• Expiry date: Dec 1, 1998

Classification

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

Abstract

The process described in Klenk U.S. Pat. No. 4,113,773 is improved by employing alkali metal cyanide in which at least half of the alkali metal cyanide has a particle size below 0.4 mm and the remainder has a particle size below 1.0 mm.