Potassium Hydroxide → HCID 86592887, compound

Participants

Reaction Steps

The title compound was prepared by the procedures described in Example 155, substituting the ethyl ester from Example 137 with the ethyl ester from Example 327, and KOH with NaOH, providing a white solid. 1H NMR (CDCl3, 300 MHz) δ 1.70-2.0 (m, 2H), 2.0-2.20 (m, 1H), 2.54-2.68 (m, 1H), 3.03-3.46 (m, 2H), 3.80-4.11 (m, 2H), 4.27-4.40 (m, 4H), 4.50-4.70 (m, 1H), 6.60 (d, J=8.9 Hz, 1H), 6.79 (d, J=15.3 Hz, 1H), 6.94 (d, J=8.5 Hz, 1H), 7.03 (dd, J=2.1, 8.5 Hz, 1H), 7.08 (d, J=2.1 Hz, 1H), 7.30 (d, J=8.9 Hz, 1H), 7.93 (d, J=15.3 Hz, 1H). MS (ESI+) (M−2H)− at m/z 492, 494, 496. Anal. Calcd for C23H21Cl2NO5S.0.73H2O: C, 54.43; H, 4.46; N, 2.76. Found: C, 54.43; H, 4.39; N, 2.49.

Provenance & Evidence