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US 4,225,594 AGranted
Combating insects and acarids with O-alkyl-O-[2-substituted-6-alkoxy-pyrimidin(4)yl]-thionophosphonic acid esters
AssigneeBayer Aktiengesellschaft
InventorsFritz Maurer, Ingeborg Hammann, Wolfgang Behrenz, Bernhard Homeyer, Wilhelm Stendel
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Abstract
O-Alkyl-O-[2-substituted-6-alkoxy-pyrimidin(4)yl]-thionophosphonic acid esters of the formula ##STR1## in which R and R.sup.3 each independently is alkyl, R.sup.1 is phenyl or alkyl, and R.sup.2 is alkyl, alkoxy, alkylthio or dialkylamino which possess arthropodicidal properties.
Claims9
An O-alkyl-O-[2-substituted-6-alkoxypyrimidin(4)yl]-thionophosphonic acid ester of the formula ##STR10## in which R and R.sup.3, each independently is alkyl with one to 6 carbon atoms,
- R.sup.1 is phenyl or alkyl with 1 to 4 carbon atoms, and
- R.sup.2 is dialkylamino with 1 to 4 carbon atoms per alkyl radical.
Dependencies are inferred from the claim text.