反应详情

Using the same general procedure as Example 105, reaction of 109c (310 mg, 1.00 mmol) and 103f (536 mg, 1.20 mmol) afforded a 35% yield (184 mg) of 109 as an off-white solid: mp 218-219° C.; 1H NMR (500 MHz, DMSO-d6) δ 9.58 (s, 1H), 8.20 (s, 1H), 7.73 (m, 3H), 7.61 (m, 2H), 7.51 (t, 1H, J=7.9 Hz), 7.43 (m, 1H), 7.31 (s, 1H), 4.95 (s, 2H), 4.90 (t, 1H, J=5.0 Hz), 4.48 (d, 2H, J=5.0 Hz), 3.64 (m, 1H), 3.52 (s, 3H), 1.37 (s, 9H), 0.93 (m, 4H); MS (ESI+) m/z 525.2 (M+H).