new fosforsyraamidestrar to anvendning as insecticides, acaricides and nematicides and seen for their framstellning

摘要

O-Alkyl-S-n-propyl-N-sulfonyl-phosphoric acid ester amides of the formula IMAGE (I) in which R1 is methyl or ethyl, R2 is C1-C6 alkyl or alkenyl, C1-C6 alkyl substituted by aryl, phenyl, C1-C6 alkylphenyl, or halophenyl R3 is C1-C6 alkyl, C1-C6 alkyl substituted by halogen, phenyl, C1-C6 alkylphenyl, C1-C6 alkoxyphenyl, halophenyl, or nitrophenyl, and X is oxygen or sulfur, WHICH POSSESS INSECTICIDAL, ACARICIDAL AND NEMATICIDAL PROPERTIES.