Substituted cyclohexene-1,2-dicarboxylic acid derivatives and intermediates for their preparation

US5817603A · kind A · utility

Assignee

• BASF SE

Inventors

• Ralf Klintz · Havelsee, DE
• Elisabeth Heistracher · Ludwigshafen, DE
• Peter Schaefer · Bad Dürkheim, DE
• Gerhard Hamprecht · Weinheim, DE
• Peter Plath · Bischofswerda, DE
• Uwe Kardorff · Mannheim, DE
• Matthias Gerber · Schifferstadt, DE
• Karl-Otto Westphalen · Speyer, DE
• Helmut Walter · Obrigheim, DE

Key dates

• Filing date: Feb 11, 1997
• Grant date: Oct 6, 1998
• Expiry date: Feb 11, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D417/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Substituted cyclohexene-1,2-dicarboxylic acid derivatives I ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are herein defined, or the agriculturally useful salts of Ia and Ib and intermediates for their preparation, which compounds are useful as herbicides and for the desiccation/defoliation of plants.