发明授权
US4079129A O-Alkyl-O-(2-carbalkoxy-2-alkoxy-vinyl)-(thiono) (thiol)phosphoric (phosphonic) acid esters and method of combating pests 失效
O-烷基-O-(2-烷氧基-2-烷氧基 - 乙烯基) - (硫醇)(硫醇)磷酸(膦酸)酯和防治害虫的方法

O-Alkyl-O-(2-carbalkoxy-2-alkoxy-vinyl)-(thiono) (thiol)phosphoric
(phosphonic) acid esters and method of combating pests
摘要:
O-Alkyl-O-(2-carbalkoxy-2-alkoxy-vinyl)-(thiono)(thiol) phosphoric (phosphonic) acid esters of the formula ##STR1## in which R, R.sub.2 and R.sub.3 each independently is alkyl with 1 to 6 carbon atoms,R.sub.1 is alkyl with 1 to 4 carbon atoms, alkylthio with 1 to 6 carbon atoms, or phenyl, andX is oxygen or sulfur,Which possess insecticidal, acaricidal and nematicidal properties.
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