Title: Phosphonium salts as herbicides

Abstract: Use as herbicides of certain phosphonium salts of the formula (R).sub.3 P.sym.--CH.sub.2 --X--R'.hal.crclbar. wherein the symbols have defined meanings.

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Inventors: Peterson, Larry W. (Oakdale, CA, US)
Bozarth, Gene A. (Modesto, CA, US)
Pilgram, Kurt H. G. (Modesto, CA, US)

Application Number: 956457
Filing Date: 1978-10-31
Publication_date: 1979-11-06
Assignee: Shell Oil Company (Houston, TX)
Primary Class(es): 504/207 987/110
Other Classes:
US Patent Ref:

2745877	May, 1956	Bindler et al.	260/606.
3050543	Aug, 1962	Melton	71/87.
3103431	Sep, 1963	Wilso, Jr.	71/78.
3230069	Jan, 1966	Presto, Jr.	71/86.
3502731	Mar, 1970	Peterson	71/87.
3755510	Aug, 1973	Chan	71/86.

Other Refs: Other References: Wittig et al., Chem. Berichte, vol. 94, (1961). 1373-1383.