Herbicidal pyrazolin-5-one derivatives, compositions and use

Details Herbicidal pyrazolin-5-one derivatives, compositions and use Herbicidal pyrazolin-5-one derivatives, compositions and use

1990-11-08

1992-12-29

Ramsuer, Robert W.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 90, 546256, 546279, 5483701, 5483657, 5483641, 5483644, 5483647, A01N 4356, C07D23122

Patent

active

051748088

ABSTRACT:
Herbicidal pyrazolin-5-one derivatives of the formula ##STR1## in which R.sup.1 represents alkyl, cycloalkyl, halogenoalkyl, alkenyl, alkynyl, alkenyl or alkynyl substituted by optionally substituted phenyl, halogenoalkenyl, alkoxy, alkoxyalkyl, alkylthioalkyl, alkylsulphonylalkyl, alkylsulphinylalkyl, alkoxycarbonylalkyl, in each case optionally substituted aryl, aralkyl, aryloxyalkyl or arylthioalkyl, an optionally substituted heterocycle, heterocyclylalkyl or the --NH--CO--R.sup.3 or --CO--O--R.sup.4 groups, in which R.sup.3 and R.sup.4 in each case independently of one another represent alkyl or aryl,

REFERENCES:
patent: 4909827 (1990-03-01), Gehring et al.
Chemical Abstracts, vol. 61 Dec. 1964, No. 14659h.
Hennig et al, Chemical Abstracts, vol. 110 (1989) No. 87383p.

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