Potassium Bromide → HCID 22280047, compound

Participants

Reaction Steps

The title compound was prepared in the manner analogous to Example 1 using 76A. mp 125-127° C.; IR (KBr) cm−1: 3132, 3032, 1742, 1708, 1244, 1110; 400 MHz 1H NMR (DMSO-d6): δ 12.95 (br(s), 1H), 7.71-7.81 (m, 1H), 7.65 (dd, 1H, J=9.3, 2.6 Hz), 7.51-7.61 (m, 1H), 7.01-7.19 (m, 3H), 6.81-6.91 (m, 2H), 6.57 (d, 1H, J=8.5 Hz), 5.11 (s, 2H), 4.61 (s, 2H), 3.95 (s, 2H), 2.75 (t, 2H, J=7.4 Hz), 2.66 (t, 2H, J=7.4 Hz), 1.89 (pentet, 2H); MS m/z 502 (M−1). Anal. Calc'd for C26H22F4O4S: C, 61.65; H, 4.38. found: C, 61.28; H, 4.12.

Provenance & Evidence