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Benzoylurea derivative, its preparation and insecticide

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专利汇可以提供Benzoylurea derivative, its preparation and insecticide专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:The compound of formula I (X
1 and X
2 are H, halogen, alkyl or alkoxy; one of Y
1 WY
5 is halogenoalkylsulfinyl or halogenoalkylsulfonyl and the others are H, halogen or alkyl).
EXAMPLE: N-( 2-Fluoro-6-chlorobenzoyl )-N'-[2-fluoro-4-(1,1,2,2-tetrafluoroethylsulfinyl)phenyl]urea.
USE: Insecticide and agent for repelling and controlling the forestry vermin and agricultural vermin. It has excellent insecticidal (especially ecdysis-inhibiting) and ovicidal activity compared with known compound having similar structure, low toxicity, little influence on environment, and high safety.
PREPARATION: The compound of formula I can be prepared by oxidizing the compound of formula II (one of R
1 WR
5 is halogenoalkylthio, and the others are H, halogen or alkyl) with an oxidizing agent such as nitric acid, in a proper solvent.
COPYRIGHT: (C)1985,JPO&Japio,下面是Benzoylurea derivative, its preparation and insecticide专利的具体信息内容。

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