Substituted phenoxypropionates and herbicidal compositions

Details Substituted phenoxypropionates and herbicidal compositions Substituted phenoxypropionates and herbicidal compositions

C - Chemistry, Metallurgy

07

C

260/295, 71/8.1,

C07C 69/712 (2006.01) A01N 39/04 (2006.01) C07D 213/60 (2006.01) C07D 213/643 (2006.01)

Patent

CA 1175839

A B S T R A C T O F T H E D I S C L O S U R E Novel substituted phenoxypropionates of the formula Image (I) in which R1 and R2 each independently are a hydrogen atom or a C1 to C6 alkyl group, X is a hydrogen or halogen atom nitro C1 to C6 alkyl or C1 to C6 alkoxy, a and n each independently are 1 or 2, and Ar is a group of the formula Image or Image (Ia) (Ib) wherein Y is a trifluoromethyl group, a halogen atom or a nitro, cyano or C7 to C6 alkyl group, and b is 1, 2 or 3, and their use as herbicides. Novel intermediates of the formulae Image (III) and Image (VII) in which formulae R1, R2, X, a and n have the meanings given above and z1 represents halogen.

405784

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