Pyrazolesulfonylurea derivatives, preparation thereof, herbicide

Details Pyrazolesulfonylurea derivatives, preparation thereof, herbicide Pyrazolesulfonylurea derivatives, preparation thereof, herbicide

1983-02-24

1990-09-04

Shen, Cecelia

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 93, 544212, 544298, 544320, 544331, A01N 4354, A01N 4366, C07D23947

Patent

active

049541641

ABSTRACT:
Disclosed is a novel pyrazolesulfonylurea derivative represented by the formula (I), preparation thereof, a herbicide containing said derivative as an active ingredient and a herbicidal method by use thereof. ##STR1## (wherein A, B, C, D, X, Y and Z are as defined in the specification).

REFERENCES:
patent: 4017298 (1977-04-01), Cross et al.
patent: 4146726 (1979-03-01), Konotsune et al.
patent: 4261729 (1981-04-01), Konotsune et al.
patent: 4301293 (1981-11-01), Konotsune et al.
patent: 4368067 (1983-01-01), Budzinski et al.
patent: 4369058 (1983-01-01), Levitt
patent: 4425151 (1984-01-01), Sturm et al.

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