Patent · US Expired

3-Phenyl-4-methoxycarbonylpyrazoles and their use for controlling undesirable plant growth

US4537617A · kind A · utility

20Cited by

4References

10Claims

0Family size

Assignee

BASF SE

Inventors

Peter Plath · Bischofswerda, DE
Karl Eicken · Monsheim, DE
Hubert Sauter · Mannheim, DE
Bruno Wuerzer · Otterstadt, DE

Key dates

Filing date	Aug 30, 1984
Grant date	Aug 27, 1985
Priority date	—
Expiry date	Aug 30, 2004

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D231/14
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

3-Phenyl-4-methoxycarbonylpyrazole derivatives of the formula ##STR1## where R.sup.1 is hydrogen or methyl, R.sup.2 is hydrogen, unsubstituted or substituted alkanoyl, methoxycarbonyl or unsubstituted or substituted phenoxycarbonyl, or is hydroxymethyl or methoxymethyl, A and B are each oxygen or sulfur, Z is unsubstituted or substituted alkylene, m, n and p are each zero or 1, X is hydrogen, halogen or nitro and Y is hydrogen, alkyl, alkoxy, haloalkyl, halogen, nitro or cyano, are used for controlling undesirable plant growth.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.