Acetate → HCID 86684206, compound

Participants

Reaction Steps

Following the procedures as described for 118, acetate hydrolysis of 119a with LiOH.H2O in iPrOH/THF (1:1) and H2O, gave 119 as a white solid (184 mg, 85%). LCMS: [M+H]+ 651. 1H NMR (500 MHz, CDCl3) δ 8.65 (d, J=2.5, 1H), 8.50 (d, J=5.0, 1H), 7.99 (s, 1H), 7.87 (s, 1H), 7.84 (d, J=2.0, 1H), 7.35 (d, J=5.0, 1H), 7.33 (d, J=7.0, 1H), 6.90 (s, 1H), 6.83 (d, J=9.0, 1H), 5.04-5.06 (m, 1H), 4.62-4.73 (m, 5H), 4.51 (s, 1H), 4.32 (s, 1H), 4.16 (s, 1H), 4.11 (s, 1H), 3.89 (s, 1H), 3.72 (s, 3H), 3.57 (t, J=6.0, 1H), 3.48 (s, 1H), 3.07-3.12 (m, 2H), 2.53-2.63 (m, 7H), 2.24 (m, 1H), 1.88-1.93 (m, 2H), 1.80 (s, 2H), 0.99 (d, J=6.5, 3H).

Provenance & Evidence