1-Naphthalenesulfonyl chloride → N-{4-(1-Piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide

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N-{4-(1-piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide was synthesized from N-{2-amino-5-(4-t-butyloxycarbonyl-piperazinyl)-phenyl}benzenesulfonamide and 1-naphthalenesulfonylchloride (54 mg, 0.239 mmol) according to general method 3 to give 40 mg of a purple solid. MS (posES-FIA) m/z=Found: 523.2; Calcd 523.14; 1H NMR δ 8.83-8.59 (m, 1H), 8.10 (d, 1H), 8.02-7.97 (m, 1H), 7.90 (d, 1H), 7.74-7.38 (m, 8H), 6.69-6.65 (m, 1H), 6.39-6.34 (m, 2H), 3.35-3.14 (m, 8H).

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