4-Hydrazinylbenzenesulfonamide hydrochloride → HCID 23285403, compound

Participants

Reaction Steps

The procedure of Example 9 was repeated using 1-(7-methylbenzothiazol-2-yl)-4,4-difluorobutane-1,3-dione and 4-sulfamoylphenylhydrazine hydrochloride as the starting materials to obtain 4-[3-difluoromethyl-5-(7-methylbenzothiazol-2-yl)-1H-pyrazol-1-yl]benzenesulfonamide. NMR(DMSO-d6) δ: 2.54 (3H, s), 7.23 (1H, t, J=54.1 Hz), 7.34-7.57 (5H, m), 7.75-7.78 (3H, m), 7.94 (2H, d, J=8.6 Hz); mp 264-265° C. (ethyl acetate-ethanol)

Provenance & Evidence