Benzoylureas

US5607977A · kind A · utility

Assignee

• Shell Agrar GmbH & Co. KG · FR

Inventors

• Heinz-Manfred Becher · Bingen, DE
• Christo Drandarevski · Ingelheim am Rhein, DE
• Rudolf Mengel · Ingelheim am Rhein, DE
• Walter Ost · Bingen, DE

Key dates

• Filing date: Oct 22, 1991
• Grant date: Mar 4, 1997
• Expiry date: Oct 22, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C275/54
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## wherein R.sub.1 is fluorine, chlorine, bromine or iodine; and A is 2,6-difluorophenyl, 2-chlorophenyl, 2-chloro-6-fluorophenyl, 2,6-dichlorophenyl or 2-fluorophenyl, with the proviso that when R.sub.1 is chlorine, A is other than 2,6-dichlorophenyl, useful as pesticides.