Herbicidal .alpha.-[3-(2-halo-4-trifluoromethylphenoxy)-6-haloph

Details Herbicidal .alpha.-[3-(2-halo-4-trifluoromethylphenoxy)-6-haloph Herbicidal .alpha.-[3-(2-halo-4-trifluoromethylphenoxy)-6-haloph

1981-08-28

1983-11-29

Jiles, Henry R.

Chemistry: fertilizers

Processes and products

Forms or conditioning

260455R, 562426, 562427, A01N 3710, C07C153023, C07C14940, C07C14943

Patent

active

044179189

ABSTRACT:
3-Phenoxy-.alpha.-phenoxy-alkancarboxylic acid derivatives of the formula ##STR1## are disclosed as possessing a surprising selective herbicidal activity. In the formula Hal is a halogen atom, m is an integer 1, 2, or 3, Y is a hydrogen or halogen atom or the cyano group, Z is a halogen atom or the cyano group, R.sub.1 is hydrogen or C.sub.1 -C.sub.8 alkyl, and R is an acid function. Methods are disclosed for combatting weeds in mono- and dicotyledonous cultures such as cereals, corn, rice, soya and cotton, which comprise applying to the locus to be protected from weeds a dosage of from 0.1 to 10.0 kilograms per hectare of the above compounds.

REFERENCES:
Noller, Textbook of Organic Chemistry, 2nd Edition, 1958, W. B. Saunders Co., p. 128.

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