Insecticidal and acaricidal O-ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzene phosphonic acid esters
AssigneeBayer Aktiengesellschaft
InventorsWolfgang Hofer, Fritz Maurer, Hans-Jochem Riebel, Ingeborg Hammann, Wilhelm Stendel
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Abstract
O-Ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzenepho sphonic acid esters of the formula ##STR1## in which R is alkyl, hydroxyalkyl, halogenoalkyl, cyanoalkyl, carbalkoxyalkyl or carboalkyl, with 1 to 4 carbon atoms in each alkyl radical, phenyl or phenyl substituted by alkyl with 1 to 4 carbon atoms, Which possess insecticidal and acaricidal properties.
Claims10
An O-ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzeneph osphonic acid ester of the formula ##STR26## in which R is alkyl, hydroxyalkyl, halogenoalkyl, cyanoalkyl, carbalkoxyalkyl or carboalkyl, with 1 to 4 carbon atoms in each alkyl radical, phenyl or phenyl substituted by alkyl with 1 to 4 carbon atoms.
Dependencies are inferred from the claim text.