Substituted naphthyridines and their herbicidal use

US5723413A · kind A · utility

Assignee

• BASF SE

Inventors

• Matthias Bratz · Schifferstadt, DE
• Norbert Meyer · Langenburg, DE
• Hartmann Konig · Heidelberg, DE
• Helmut Walter · Obrigheim, DE
• Matthias Gerber · Schifferstadt, DE
• Karl-Otto Westphalen · Speyer, DE

Key dates

• Filing date: Feb 22, 1995
• Grant date: Mar 3, 1998
• Expiry date: Feb 22, 2015

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N43/90
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Naphthyridines of the formula I ##STR1## where R.sup.1 is an unsubstituted or substituted phenyl ring or heteroaromatic radical and R.sup.2 -R.sup.6 are hydrogen, alkyl, alkenyl, cycloalkyl, haloalkyl, alkoxyalkyl, aminoalkyl, unsubstituted or substituted phenyl, benzyl, unsubstituted or substituted heteroaryl linked via a carbon, cyano, nitro, carboxyl, sulfonylmethyl, alkoxycarbonyl, carbamoyl, alkylcarbamoyl, dialkylcarbamoyl, alkanoyl, benzoyl, it being possible for R.sup.4 and R.sup.5 or R.sup.5 and R.sup.6 to be bonded by a methylene chain or by a CH.dbd.CH--CH.dbd.CH group.