Hydrogen chloride-ethyl acetate → 1-Methyl-1H-indole-2-sulfonic acid (2-methanesulfonyl-4-piperidin-4-yl-phenyl)-amide hydrochloride

Participants

Reaction Steps

A solution of 4-[3-methanesulfonyl-4-(1-methyl-1H-indole-2-sulfonylamino)-phenyl]-piperidine-1-carboxylic acid tert-butyl ester (0.038 g) was treated with 2.5 N HCl/ethyl acetate (2.5 ml). The reaction mixture was stirred at rt for 2 h, then ether (20 ml) was added. The precipitate was collected, washed with ether and dried under high vacuum over P2O5 to produce the title compound (0.032 g) as an off-white powder. MS (ISN): 446.4 (M−H)−

Provenance & Evidence