PROCEDE POUR OBTENIR 1-CARBALCOXY-2-CYANVINYLE ESTERS D'ACIDE (THIONO) PHOSPHORIQUE (PHOSPHOMIQUE) RESPECTIVEMENT LES AMIDES DES ESTERS

摘要

1-CARBALKOXY-2-CYANO-VINYL-(THIONO)-PHOSPHORIC (PHOSPHONIC) ACID ESTERS OR ESTER AMIDES OF THE FORMULA IN WHICH R and R'' are alkyl of 1 to 6 carbon atoms, R' is alkyl, alkoxy or monoalkylamino of 1 to 6 carbon atoms, or phenyl, R''' is hydrogen or alkyl of 1 to 20 carbon atoms, and X is oxygen or sulfur, WHICH POSSESS INSECTICIDAL AND ACARICIDAL PROPERTIES.