Alkylphosphines as pesticidal agents
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United States of America Patent
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Aug 1, 2000
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N/A
app pub date -
May 19, 1998
filing date -
Nov 22, 1995
priority date (Note) -
Expired
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Abstract
A method for controlling pests comprising administering to them a compound of the formula (i) R-PH-R', wherein R is a C.sub.1 -C.sub.6 aliphatic hydrocarbyl group and R' is H or a C.sub.1 -C.sub.6 aliphatic hydrocarbyl group. Either hydrocarbyl group may be optionally substituted. Preferably, the compound of formula (i) is metliylphosphiine. The method has particular utility against insects which are resistant to phosphine. Also disclosed are pesticidal compositions of compounds of formula (i), and methods and compositions combining these compounds with phosphine.
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