Halogenated 4-trifluoromethyl-4'-nitro-diphenyl-ethers,...

Details Halogenated 4-trifluoromethyl-4'-nitro-diphenyl-ethers,... Halogenated 4-trifluoromethyl-4'-nitro-diphenyl-ethers,...

A - Human Necessities

01

N

260/611.1, 71/11

A01N 25/00 (2006.01) A01N 31/16 (2006.01) A01N 33/22 (2006.01)

Patent

CA 1058638

ABSTRACT OF THE DISCLOSURE The present invention relates to novel halogenated 4-tri- fluoromethyl-4'-nitrodiphenyl-ethers of the general formula Image wherein R represents halogen or methylthio and X represents hydrogen or chlorine (but not hydrogen when R represents chlorine and not chlorine when R represents fluorine), to processes for their manufacture and to their use as ho herbicides. The active compounds according to the invention can be used as selective herbicides with particular advantage in crops of cotton, rice, carrots and cereals (including maize). When used in higher amounts (approx. 10 to 20 kg/ha) they are also suitable as total weedkillers.

203832

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