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Heterocyclic compound and insecticide

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专利汇可以提供Heterocyclic compound and insecticide专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:An oxazolidone derivative or thiazolidone derivative expressed by formula I (X is O or S; R
1 is cycloalkyl, alkyl, phenyl or phenyl substituted by halogen; R
2 is phenyl, phenoxy or benzyloxy).
EXAMPLE: cis-[4-Methyl-5-(4'-phenylphenyl)]-2-oxazolidone.
USE: Useful as an insecticide and controlling agent against sanitary injurious insects, agricultural and horticultural injurious insects of paddy rice, vegetables, fruit trees, cotton, etc. and injurious insects of forestry, etc., capable of exhibiting efficacy against particularly young larvae, and exhibiting improved controlling effects on various mites and nematodes.
PREPARATION: A cis-form compound expressed by formula II is reacted with an isocyanate in the presence of a basic catalyst, e.g. 1,8-diazabicyclo[5.4.0]-undecene-7, in a solvent at room temperature to afford the aimed compound expressed by formula II in the formula I .
COPYRIGHT: (C)1985,JPO&Japio,下面是Heterocyclic compound and insecticide专利的具体信息内容。

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