Process for the preparation of 2-halogeno-3-sulphonyl-acrylonitriles

US4395371A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Siegfried Oeckl · Bensberg, DE
• Gero Zahl · Cologne, DE
• Walter Radt · Krefeld, DE

Key dates

• Filing date: Oct 13, 1981
• Grant date: Jul 26, 1983
• Expiry date: Oct 13, 2001

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N41/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The preparation of a 2-halogeno-3-sulphonyl acrylonitrile from a 2,2-dihalogeno-3-sulphonyl propionitrile and water and the use of the product as a microbicidal agent are disclosed.