发明申请
US20050209106A1 Substituted 4-(4-trifluoromethylpyrazolyl)pyrimidines 失效
取代的4-(4-三氟甲基吡唑基)嘧啶

Substituted 4-(4-trifluoromethylpyrazolyl)pyrimidines
摘要:
A description is given of 4-(4-trifluoromethylpyrazolyl)pyrimidines of the formula (I) and of their use as herbicides. In this general formula (I), R1, R2, R3 and R4 are various radicals and Y is an aromatic or heteroaromatic radical.
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