4-trifluoromethylpyrazolyl-substituted pyridines and...

Details 4-trifluoromethylpyrazolyl-substituted pyridines and... 4-trifluoromethylpyrazolyl-substituted pyridines and...

2007-05-01

2007-05-01

Rao, Deepak (Department: 1624)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

11325957

ABSTRACT:
A description is given of 4-trifluoromethylpyrazolyl-substituted pyridines and pyrimidines of formula (I) and of their use as herbicides.In this formula (I) R1, R2, R3and R4are various radicals, A is an aromatic or heteroaromatic radical, and Z is a nitrogen or carbon atom.

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