Pyrazolines for protecting crop plants against herbicides

US5700758A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Wolfgang Rosch · Gersthofen, DE
• Erich Sohn · Augsburg, DE
• Klaus Bauer · Rodgau, DE
• Hermann Bieringer · Eppstein, DE

Key dates

• Filing date: Jun 6, 1995
• Grant date: Dec 23, 1997
• Expiry date: Jun 6, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F7/0812
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula (I) ##STR1## where X, n, R.sup.1, R.sup.2 and R.sup.3 are as defined in claim 1 are suitable as antidotes against phytotoxic secondary effects of herbicides in crop plants without adversely affecting the action of the herbicides against harmful plants.