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Organic phosphoric ester derivative, production thereof and insecticidal, miticidal and nematocidal agent

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专利汇可以提供Organic phosphoric ester derivative, production thereof and insecticidal, miticidal and nematocidal agent专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:A compound expressed by formula I (R
1 and R
2 represent lower alkyl; R
3 represents H, lower alkyl, lower alkenyl, lower alkoxy lower alkyl, phenoxy lower alkyl, etc.; R
4 represents lower alkyl, lower alkenyl, lower alkoxy lower alkyl, halo-lower alkyl, cyano-lower alkyl, phenyl lower alkyl, etc.; provided that the phenyl group of the phenyl lower alkyl, etc., as R
3 and R
4 may be substituted with halogent atom, etc.).
EXAMPLE: O,S-Diethyl O-(N-methoxyacetimidoyl) dithiophosphate expressed by formula II.
USE: At insecticidal, niticidal and nematocidal agent without any phototoxicity to crops.
PREPARATION: O-Lower alkyl-S-lower alkyl dithiophosphoric acid halides expressed by formula III (Hal represents halogen atom) is reacted with hydroxamic acids expressed by formula IV.
COPYRIGHT: (C)1988,JPO&Japio,下面是Organic phosphoric ester derivative, production thereof and insecticidal, miticidal and nematocidal agent专利的具体信息内容。

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