Pyrazole derivative and herbicidal composition

Details Pyrazole derivative and herbicidal composition Pyrazole derivative and herbicidal composition

1998-12-16

2000-02-29

Ramsuer, Robert W.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

5483657, A01N 4356, C07O40906

Patent

active

060309261

ABSTRACT:
A pyrazole derivative represented by the general formula (1a) or (1b): ##STR1## wherein R.sup.1 represents a hydrogen atom or a pesticidally acceptable protecting group; R.sup.2 and R.sup.3 represent a phenyl, 1-naphthyl or 2-naphthyl group, or a 5-6 membered heterocyclic ring and the like; R.sup.4 represents a hydrogen or halogen atom, or a alkyl, alkoxy or alkylthio group; and a herbicidal composition containing the pyrazole derivative.

REFERENCES:
patent: 4008200 (1977-02-01), Avar et al.
patent: 4105851 (1978-08-01), De Wald
Butler et al, Chem Abstracts, vol. 75 No. 110225 (1971).
Patent Abstracts of Japan, vol. 95, No. 9, Oct. 31, 1995, JP 07 165724, Jun. 27, 1995.

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