Central China Normal University

Junbo He

Fang Wang

Hao Peng

Xiaosong Tan

Hongwu He

Xiaoguo Wang

Disclosed is a derivative of 2-methyl-4-amino-5-(substituted-1H-1,2,3-triazol)methylpyrimidine of general formula I and microbicidal activity thereof. In the formula, R1 represents hydrogen, I; X represents O or NH; Y represents phenyl of substituted phenyl, benzoyl or substituted benzoyl, phenyloxyacetyl or substituted phenyloxyacetyl; the substituents on the phenyl rings which Y involves are: H, halogen, nitro, cyano, CF3, C1&#x2dc;4 alkyl, methoxyl, C1&#x2dc;2 carboxyl or carboxylic ester groups; any position of phenyl rings can be mono- or multi-substituted by identical or different substituents. The compound has a significant inhibition effect on cucumber bacterial angular leaf spot, tomato bacterial leaf spot, cucumber brown blot, cucumber downy mildew, rice sheath blight,andand it can be used as an effective ingredient of microbicides.

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Hubei, China

Junbo He