TERT.-BUTYL-SUBSTITUTED PYRAZOLYL (THIONO) (THIOL) PHOSPHORUS (PHOSPHONIC) SEA STARTER OR ESTERAMIDE PROCESS FOR THEIR PREPARATION AND THEIR USE AS INSECTICIDAL ACARICIDES AND NEMATICIDES

摘要

O-[3-tert.-butyl-pyrazol(5)yl]-(thiono)(thiol)-phosphoric(phosphonic) acid esters and ester amides of the formula IMAGE in which R is hydrogen, alkyl, cyanoalkyl, or phenyl optionally carrying at least one halogen, halogenoalkyl, alkyl or alkylthio substituent, R1 is hydrogen, halogen, alkyl or alkylthio, R2 is alkoxy, alkyl or phenyl, R3 is alkoxy, alkylthio or monoalkylamino, and X is oxygen or sulphur, which possess arthropodicidal, nematicidal and fungicidal properties.