2-Aroylcyclohexanediones, their preparation and their use as herbicides or plant growth-regulating agents

US6040274A · kind A · utility

Assignee

• BASF SE

Inventors

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

Key dates

• Filing date: Mar 18, 1997
• Grant date: Mar 21, 2000
• Expiry date: Mar 18, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2601/16
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

2- Aroylcyclohexanediones I ##STR1## where X, Y=O or S; PA1 Ar=phenyl or heteroaryl in each case having 1-4 substituents: halogen, cyano, nitro, --N.dbd.N--Ph, C.sub.1 -C.sub.4 -alkoxycarbonyl, --N(R.sup.9)--COR.sup.10, --N(R.sup.9)--SO.sub.2 --R.sup.11, --SO.sub.2 --N(R.sup.9)R.sup.10, --S(O).sub.m --R.sup.8 or opt. subst. C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl or C.sub.1 -C.sub.4 -haloalkoxy; PA2 two adjacent C atoms of the phenyl or heteroaryl ring can also be bridged by means of a chain --C(R.sup.12).dbd.C(R.sup.13)--C(R.sup.14).dbd.C(R.sup.15)--, --Z.sup.1 --C(R.sup.12).dbd.N--, --Z.sup.1 --N.dbd.C(R.sup.12)--, --Z.sub.1 --C(R.sup.12).dbd.C(R.sup.13)--, --Z.sup.1 --C(R.sup.12).dbd.C(R.sup.13)--C(R.sup.14,R.sup.15)--, --Z.sup.1 --C (R.sup.12,R.sup.13)--C(R.sup.14,R.sup.15)--, --Z.sup.1 --C(R.sup.12,R.sup.13)--C(R.sup.14 R.sup.15)--Z.sup.2 --, --C(R.sup.12,R.sup.13)--Z.sup.1 --C(R.sup.14,R.sup.15)--C(R.sup.16,R.sup.17)--, --Z.sup.1 --N(R.sup.20)--Z.sup.2 --, --Z.sup.1 --Z.sup.2 --N(R.sup.20)--, --Z.sup.1 --C(R.sup.12,R.sup.13)--Z.sup.2 --N(R.sup.20)--, --Z.sup.1 --N(R.sup.20)--Z.sup.2 --N(R.sup.21)--, --N(R.sup.21)--Z.sup.1 --Z.sup.2 --, -…