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US 4,787,929 AGranted
Phenoxypropionyloxyalkane - phosphonates having herbicidal properties
AssigneeBayer Aktiengesellschaft
InventorsTheodor Pfister, Heinz Forster, Ludwig Eue, Robert R. Schmidt, Hans-Joachim Santel
Life of this patent
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Abstract
Novel phenoxypropionyloxyalkanephosphonates of the formula ##STR1## in which R is optionally substituted alkyl and A is alkanediyl substituted by an optionally substituted pyridyl and use of such new compounds as herbicides.
Claims10
A phenoxypropionyloxyalkanephosphonate of the formula ##STR63## in which R is optionally substituted alkyl with 1 to 6 carbon atoms the substituents being selected from halogen,
- A is substituted alkanediyl with 1 to 6 carbon atoms the substituents being selected from the group consisting of pyridyl and substituted pyridyl, the pyridyl substituents being selected from the group consisting of fluorine, chlorine, bromine, nitro, alkyl with 1 to 4 carbon atoms, alkoxy with 1 to 4 carbon atoms, halogenoalkyl with 1 to 4 carbon atoms, halogenoalkoxy with 1 to 4 carbon atoms, phenoxy and methylenedioxy.
Dependencies are inferred from the claim text.