反应详情

The title compound was prepared using the procedure as described in Example 1B, substituting chroman-4-one for the product of Example 1A. 1H NMR (300 MHz, d6-DMSO) δ 7.79 (dd, J=1.0 and 7.5 Hz, 1H), 7.28 (m, 1H), 6.90 (m, 2H), 4.18 (t, J 6.0 Hz, 2H), 3.90 (s, 3H, minor), 3.88 (s, 3H, major), 2.82 (t, J 6.0 Hz, 2H). MS (DCI/NH3) m/e 178 (M+H)+.