2-hetaroylcyclohexane-1,3-diones

US6013607A · kind A · utility

Assignee

• BASF SE

Inventors

• Martina Otten · Ludwigshafen, DE
• Wolfgang von Deyn · Neustadt, DE
• Stefan Engel · Idstein, DE
• Regina Luise Hill · Speyer, DE
• Uwe Kardorff · Mannheim, DE
• Marcus Vossen · Mannheim, DE
• Peter Plath · Bischofswerda, DE
• Helmut Walter · Obrigheim, DE
• Karl-Otto Westphalen · Speyer, DE
• Ulf Misslitz · Neustadt, DE

Key dates

• Filing date: Aug 17, 1998
• Grant date: Jan 11, 2000
• Expiry date: Aug 17, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D339/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Hetaroyl derivatives of the formula I ##STR1## where the substituents have the following meanings: L and M hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, C.sub.1 -C.sub.4 -alkoxy, it being possible for these groups to be unsubstituted or substituted by one to five halogen atoms or C.sub.1 -C.sub.4 -alkoxy; halogen, cyano, nitro; PA0 X oxygen or sulfur which can be substituted by one or two oxygens; PA0 n zero, one, two; PA0 Q,R.sup.1,R.sup.2,R.sup.3 and R.sup.4 have the meanings given in claim 1, processes for preparing the hetaroyl derivatives, compositions which contain them and the use of these derivatives or compositions containing them for controlling weeds are described.