Pyri(mi)dyl-oxy-and -thio-benzoic acid derivatives useful as herbicides and plant growth regulants

US4871387A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Klaus Sasse · Bensberg, DE
• Reiner Fischer · Monheim, DE
• Hermann Hagemann · Leverkusen, DE
• Hans-Joachim Santel · Leverkusen, DE
• Robert R. Schmidt · Cologne, DE
• Kalus Lurssen · Bensberg, DE

Key dates

• Filing date: Dec 4, 1986
• Grant date: Oct 3, 1989
• Expiry date: Dec 4, 2006

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D417/12
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New pyri(mi)dyl-oxy- or -thio-benzoic acid derivatives of the formula ##STR1## are taught which have herbicidal and plant growth regulating activity. In the formula Z can be Ch or N, X is oxygen or sulphur, A is oxygen, sulphur, a radical R.sup.5 --N.dbd.or a radical R.sup.6 O--N.dbd.and B is oxygen, sulphur, a radical ##STR2## with the proviso that at least one of the radicals R.sup.1, R.sup.2 or R.sup.3 represents alkyl or a part of a 3- to 6-membered fused carbocyclic ring.