Salicyclic acid derivatives and their use as herbicides and bioregulators

US5100458A · kind A · utility

Assignee

• BASF SE

Inventors

• Karl Eicken · Monsheim, DE
• Joachim Rheinheimer · Ludwigshafen, DE
• Uwe Josef Vogelbacher · Ludwigshafen, DE
• Karl-Otto Westphalen · Speyer, DE
• Bruno Wuerzer · Otterstadt, DE
• Wilhelm Rademacher · Schifferstadt, DE
• Klaus Grossmann · Schifferstadt, DE

Key dates

• Filing date: Dec 10, 1990
• Grant date: Mar 31, 1992
• Expiry date: Dec 10, 2010

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D239/60
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Salicylic acid derivatives of the formula I ##STR1## where A is unsubstituted or substituted phenyl, an unsubstituted or substituted five-membered heteroaromatic structure having from two to four nitrogen atoms or having two nitrogen atoms and in addition a sulfur or oxygen atom, or unsubstituted or substituted naphthyl, n is 0, 1 or 2, X and Y are each nitrogen or a methine group and R.sup.1 to R.sup.4 have the meanings stated in the description, processes and intermediates for their preparation, and their use as herbicides and bioregulators.