反应详情

The title compound was prepared in 72% yield from 5-bromo-1H-indole-2,3-dione (Meth-Cohn and Goon, Tetrahedron Letters 1996, 37, 9381-4) and 4-methylsulfonylphenylhydrazine according to Procedure G: 1H NMR (DMSO-d6): δ 12.7 (s, 1H), 11.3 (s, 1H), 7.9 (d, 2H), 7.7-7.8 (m, 3H), 7.4 (dd,1H), 6.9 (d, 1H), 3.2 (s, 3H); ESI−MS m/z 392 (M−H)−.