专利汇可以提供Carbamoyltriazole derivative, its preparation and herbicide comprising it as active ingredient专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:A compound shown by the formula I (R
1 and R
2 are lower alkyl, or R
1 and R
2 are linked to form lower alkylene; R
3 is cycloalkyl, oxacycloalkylalkyl, or dioxacycloalkylalkyl; n is 0W2).
EXAMPLE: 1-Diethylcarbamoyl-3-cyclopropylmethylthio-1,2,4-triazole.
USE: Showing herbicidal effect on broad-leaved weeds such as Stellaria neglecta Weiche, China jute, etc., gramineous weeds such as barnyard grass, Echinochloa oryzicola Vasing, etc., cyperaceous weeds such as yellow cyperus, bulrush, etc., and monochoria, etc., by foliar treatment and soil treatment in plowed field and by flooding treatment in paddy fields, exhibiting no phytotoxocity to main crops.
PREPARATION: For example, a triazole derivative shown by the formula II is reacted with a carbamoyl halide shown by the formula III (X is halogen) in a solvent in the presence of a dehydrohalogenating agent, to give a compound shown by the formula I .
COPYRIGHT: (C)1985,JPO&Japio,下面是Carbamoyltriazole derivative, its preparation and herbicide comprising it as active ingredient专利的具体信息内容。
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