4-Hydrazinylbenzenesulfonamide hydrochloride → HCID 178514735, compound

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Reaction Steps

The title compound was prepared from 5H-[1,3]dioxolo[4,5-f]indole-6,7-dione (Lackey and Sternbach, Synthesis 1993, 993–7) and 4-sulfonamidophenylhydrazine hydrochloride in 55% yield as an orange crystalline solid following Procedure G: mp>220° C.; 1H NMR (DMSO-d6): δ 12.63 (s, 1H), 10.89 (s, 1H), 7.73 (d, J=7 Hz, 2H), 7.50 (d, J=7 Hz, 2H), 7.22 (s, 2H), 7.13 (s, 1H), 6.56 (s, 1H), 6.00 (s, 2H). Anal. Calcd for C15H12N4OsS: C, 50.00; H, 3.36; N, 15.55. Found: C, 50.08; H, 3.35; N, 15.49.

Provenance & Evidence