4-chloro-2-fluoro-1-(trichloromethyl)benzene

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: 4-chloro-2-fluoro-benzotrichloride (III) obtained in step (A) is chlorosulfonylated by treatment with sulfuric chlorohydrin in the presence of sulfuric acid and the resulting product is ammonolyzed by treatment with ammonium hydroxide to give 4-chloro-2-fluoro-5-sulfamoyl-benzoic acid (IV);