2-Methanesulfonylbenzene-1-sulfonyl chloride → HCID 10143965, compound

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2-(Methylsulfonyl)-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide was synthesized from N-{2-amino-5-(4-t-butyloxycarbonyl-piperazinyl)-phenyl}benzenesulfonamide and 2-methylsulfonylbenzenesulfonylchloride (61 mg, 0.239 mmol) according to general method 3 to give 70 mg of a purple solid. MS (posES-FIA) m/z=Found: 551.2; Calcd: 551.10; 1H-NMR δ 8.36–7.46 (m, 9H), 6.95 (d, 1H), 6.68 (dd, 1H), 6.46 (d, 1H), 3.47 (s, 3H), 3.28–3.17 (m, 8H).

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