Cyclohexenone oxime ethers, their preparation, intermediates for their preparation and their use as herbicides

US5228896A · kind A · utility

Assignee

• BASF SE

Inventors

• Ulf Misslitz · Neustadt, DE
• Norbert Meyer · Langenburg, DE
• Juergen Kast · Haßloch, DE
• Norbert Goetz
• Albrecht Harreus · Ludwigshafen, DE
• Thomas Kuekenhoehner · Bischofswerda, DE
• Bruno Wuerzer · Otterstadt, DE
• Helmut Walter · Obrigheim, DE
• Karl-Otto Westphalen · Speyer, DE
• Matthias Gerber · Schifferstadt, DE

Key dates

• Filing date: May 8, 1991
• Grant date: Jul 20, 1993
• Expiry date: May 8, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D409/12
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Cyclohexenone oxime ethers of the formula I ##STR1## (R.sup.1 =C.sub.1 -C.sub.6 -alkyl; A=substituted or unsubstituted alkylene or alkenylene; PA0 Z=a 5-membered or 6-membered heteroaromatic structure; PA0 X=substituted or unsubstituted amino, nitro, cyano, halogen, alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, substituted or unsubstituted benzyloxycarbonyl and phenyl; PA0 n=0 to 3, or 1 to 4 where Z is halogen-substituted pyridyl; and PA0 R.sup.2 =alkoxyalkyl or alkylthioalkyl; substituted or unsubstituted cycloalkyl or cycloalkenyl; a substituted or unsubstituted 5-membered saturated heterocyclic structure which contains one or two hetero atoms; a substituted or unsubstituted 6-membered or 7-membered saturated or mono- or diunsaturated heterocyclic structure containing one or two hetero atoms; a substituted or unsubstituted 5-membered heteroaromatic structure containing one to three hetero atoms; substituted or unsubstituted phenyl or pyridyl) and their agriculturally useful salts and esters of C.sub.1 -C.sub.10 -carboxylic acids and inorganic acids. The compound…