New or - O - N - Methyl or Ethyl propilesteres and propilesteres acid or N - (5 - (2) - halogenopirimidin il) - tionofosforicos insecticide and acaricide Properties From Composition and pharmacological actionInsecticides and acaricides is the same, and Process for the production of These New Compounds

摘要

O,O-Dialkyl-5-halo-pyrimidin(2)yl-thionophosphoric acid esters of the formula IMAGE in which R is methyl or ethyl and R' is halogen, WHICH POSSESS INSECTICIDAL AND ACARICIDAL PROPERTIES.