4-Hydrazinylbenzenesulfonamide hydrochloride → HCID 178438851, compound

Participants

Reaction Steps

The title compound was prepared from 4-isopropyl-1H-indole-2,3-dione (Krantz and Young, 1989, U.S. Pat. No. 4,873,232) and 4-sulfonamidophenylhydrazine hydrochloride according to Procedure G in 73% yield: 1H NMR (DMSO-d6): δ 1.30 (d, J=6.7 Hz, 6H), 3.82 (septet, J=6.7 Hz, 1H), 6.76 (d, J=7.8 Hz, 1H), 7.01 (d, J=7.8 Hz, 1H), 7.23 (t, J=7.8 Hz, 1H), 7.24 (s, 2H), 7.48 (d, J=8.7 Hz, 2H), 7.79 (d, J=8.7 Hz, 2H), 11.10 (s, 1H), 13.05 (s, 1H); APCI-MS m/z 357 (M−1)−. Anal. Calcd for C17H18N4O3S: C, 56.97, H, 5.06; N, 15.63; S, 8.95. Found C, 56.88, H, 5.12; N, 15.73; S, 8.91.

Provenance & Evidence