Pyrazole derivatives, method for producing the same and agricult

Details Pyrazole derivatives, method for producing the same and agricult Pyrazole derivatives, method for producing the same and agricult

1991-05-16

1993-02-23

Shah, Mukund J.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

544319, 544320, 544321, 544333, 544334, 544335, A61K 31505, C07D40312

Patent

active

051890402

ABSTRACT:
A compound having the formula [I]: ##STR1## wherein R.sup.1 is hydrogen atom or a lower alkyl group, R.sup.2 is a lower alkyl group, R.sup.3 and R.sup.4 are the same or different each other and each is a hydrogen atom, a halogen atom, a lower alkyl group, a lower haloalkyl group or a lower alkoxy group, X is an oxygen atom, a sulfur atom or a methylene group, and Ar is a pyrimidine-4-yl group, a pyridine-2-yl group, a pyrazine-2-yl group or a pyridazine-3-yl group each of which may be substituted by one or two substituents selected from the group consisting of a halogen atom, a lower alkyl group, a lower alkoxy group and a nitro group, or a pyrimidine-2-yl group which is substituted by one or two substituents selected from the group consisting of a halogen atom, a lower alkyl group and a lower alkoxy group, a process for preparing the same and agricultural and/or horticultural fungicides containing the same as an active ingredient. According to the present invention, the excellent agricultural and/or horticultural fungicides can be provided.

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