发明授权
US4058603A Insecticidal and acaricidal O-ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzene phosphonic acid esters 失效
杀虫和杀螨剂O-乙基-O- {8,6-二氢-1-取代-6-氧代 - 哒嗪(3)基{9-硫代苯膦酸酯

Insecticidal and acaricidal
O-ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzene
phosphonic acid esters
摘要:
O-Ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzenephosphonic acid esters of the formula ##STR1## in which R is alkyl, hydroxyalkyl, halogenoalkyl, cyanoalkyl, carbalkoxyalkyl or carboalkyl, with 1 to 4 carbon atoms in each alkyl radical, phenyl or phenyl substituted by alkyl with 1 to 4 carbon atoms,Which possess insecticidal and acaricidal properties.
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