Herbicidal derivatives of 2-(1-aryl-4-cyano-5-pyrazolylmethylene

Details Herbicidal derivatives of 2-(1-aryl-4-cyano-5-pyrazolylmethylene Herbicidal derivatives of 2-(1-aryl-4-cyano-5-pyrazolylmethylene

1993-08-11

1994-06-14

Fan, Jane T.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

504280, 504270, 546279, 5483751, 5483657, 548228, 548229, A01N 4356, C07D40104

Patent

active

053210026

ABSTRACT:
Herbicidal compounds, compositions containing them, and a method for controlling weeds by application of the compositions are disclosed. The herbicidal compounds are 2-(1-aryl-4-cyano-5-pyrazolylmethyleneiminooxy)alkanoic acid derivatives of the structure: ##STR1## in which R is lower alkyl, lower alkenyl, or lower alkynyl, each optionally substituted with halogen, or CH(R.sup.1)--C(O)--Y--R.sup.2 ; R.sup.1 is hydrogen or lower alkyl; R.sup.2 is one of a variety of substituents; Y is O or NH; Z is lower alkyl or lower alkoxy; and Ar is 3-chloro-5-trifluoromethyl-2-pyridyl, 2,6-dichloro-4-trifluoromethylphenyl, or 2,4,6-trichlorophenyl.

REFERENCES:
patent: 5198014 (1993-03-01), Maravetz
patent: 5250504 (1993-10-01), Maravetz

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