Herbicide intermediate o-nitrophenyl cyclopropyl ketone and...

Details Herbicide intermediate o-nitrophenyl cyclopropyl ketone and... Herbicide intermediate o-nitrophenyl cyclopropyl ketone and...

C - Chemistry, Metallurgy

07

C

C07C 205/45 (2006.01) C07C 221/00 (2006.01) C07C 225/22 (2006.01) C07D 307/33 (2006.01)

Patent

CA 2099537

There is provided ~-nitrophenyl cyclopropyl ketone, a key intermediate in the manufacture of the crop-selective, herbicidal agent 1-([~-(cyclopropyl- carbonyl)phenyl]sulfamoyl}-3-(4,6-dimethoxy-2-pyri- midinyl)urea and a method for the preparation of said ketone from dihydro-3-acetyl-2(3H)-furanone and ~- nitrobenzoyl halide.

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