Heterocyclically substituted (halogeno)alkyl- and (halogeno)alkoxysulfonylureas, and their use in agriculture

US4440565A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Lothar Willms · Hillscheid, DE
• Hilmar Mildenberger · Kelkheim, DE
• Dieter Gunther · Kelkheim, DE
• Klaus Bauer · Rodgau, DE
• Helmut Burstell · Frankfurt am Main, DE
• Hermann Bieringer · Eppstein, DE

Key dates

• Filing date: Mar 22, 1982
• Grant date: Apr 3, 1984
• Expiry date: Mar 22, 2002

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N47/36
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## wherein R.sub.1 denotes an aliphatic radical which is optionally substituted by halogen and/or interrupted by oxygen, R.sub.2 and R.sub.3 denote H or alkyl, X denotes oxygen or sulfur, m denotes 0 or 1, and R.sub.4 denotes an optionally substituted six-membered heterocyclic ring having 2-3 N atoms, are effective herbicides and growth regulators.