反应详情

The title compound was prepared in the manner analogous to Example 1 using 62A. mp 149-150° C.; IR (KBr) cm−1: 3089, 1734, 1512, 1473, 1295, 1234; 400 MHz 1H NMR (DMSO-d6): δ 13.11 (br(s), 1H), 7.40-7.71 (m, 3H), 6.88-7.19 (m, 5H), 6.58 (d, 1H, J=8.5 Hz), 5.07 (s, 2H), 4.61 (s, 2H), 3.96 (s, 2H), 2.77 (t, 2H, t, J=7.4 Hz), 2.69 (t, 2H, J=7.4 Hz), 1.91 (pentet, 2H); MS m/z 487 (M−1). Anal. Calc'd for C25H22Cl2O4S: C, 61.35; H, 4.53. found: C, 60.95; H, 4.41.