Hydrochloric Acid → 2-Diethylamino-5-methanesulfonyl-benzoic acid

Participants

Reaction Steps

3.0 g of 2-fluoro-5-methanesulfonyl-benzoic acid (CA 247569-56-8; WO200501453) was dissolved in 30 ml of diethylamine and refluxed overnight. The reaction mixture was diluted with water, acidified by addition of diluted hydrochloric acid and extracted with ethyl acetate. The organic phase was dried and concentrated to give the title compound as a slightly brownish solid. MS (m/e): 272.1 (M+H+; 100%)

Provenance & Evidence