104924-77-8Relevant articles and documents
Preparation of 1-aryl-5-amino-pyrazoles
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, (2008/06/13)
A process for the preparation of a 1-aryl-5-amino-pyrazole of the formula STR1 in which Ar is in each case optionally substituted phenyl or pyridyl, comprising reacting an arylhydrazine of the formula with acrylonitrile of the formula in a first stage in
1-aryl-5-halo-4-nitopyrazoles, herbicidal compositions containing them, and herbicidal method of using them
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, (2008/06/13)
Herbicidally effective 1-aryl-4-nitropyrazoles of the general formula (I) STR1 in which Hal represents halogen, R1 and R3 independently of one another represent cyano, nitro, halogen, alkyl, alkoxy, alkoxycarbonyl, halogenoalkyl, hal