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US 4,127,652 AGranted
Combating pests with O-alkyl-O-[pyrimidin(5)yl]-(thiono)(thiol) phosphoric(phosphonic) acid esters and ester-amides
AssigneeBayer Aktiengesellschaft
InventorsFritz Maurer, Rolf Schroder, Ingeborg Hammann, Wolfgang Behrenz, Bernhard Homeyer
Life of this patent
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Abstract
O-Alkyl-O-[pyrimidin(5)yl]-(thiono)(thiol)-phosphoric (phosphonic) acid ester or ester-amide of the formula ##STR1## in which R is alkyl, R.sup.1 is alkyl, alkoxy, alkylthio, monoalkylamino or phenyl, R.sup.2 is hydrogen, alkyl or phenyl, R.sup.3 is hydrogen or alkyl, and X is oxygen or sulphur, which possess arthropodicidal and nematicidal properties.
Claims10
An O-alkyl:O:[pyrimidin(5)yl](thiono)(thiol)-phosphoric(phosphonic) acid ester or ester-amide of the formula ##STR15## in which R is alkyl with 1 to 6 carbon atoms,
- R.sup.1 is alkyl, alkoxy, alkylthio or monoalkylamino each with 1 to 6 carbon atoms,
- R.sup.2 is hydrogen, alkyl with 1 to 7 carbon atoms or phenyl,
- R.sup.3 is hydrogen or alkyl with 1 to 3 carbon atoms, and
- X is oxygen or sulphur.
1 more element
Dependencies are inferred from the claim text.