反应详情

Following the procedures as described in Example 123, 125j (200 mg 0.31 mmol) was hydrolyzed by lithium hydroxide to give 125 as a white solid (116 mg, 62%). LCMS: [M+H]+ 597. 1H NMR (500 MHz, CDCl3) δ 8.48 (d, J=5.0, 1H), 7.95 (d, J=2.0, 1H), 7.69 (d, J=2.0, 1H), 7.43 (s, 1H), 7.34 (d, J=5.5, 1H), 6.89 (s, 1H), 5.73 (s, 1H), 5.02 (t, J=6.5, 1H), 4.75 (t, J=6.5, 2H), 4.67 (t, J=6.5, 2H), 4.61-4.63 (m, 1H), 4.50 (s, 1H), 4.31-4.35 (m, 1H), 4.10-4.16 (m, 4H), 3.86-3.88 (m, 1H), 3.74-3.79 (m, 1H), 3.70 (s, 3H), 3.56 (d, J=4.5, 2H), 2.82 (t, J=4.5, 2H), 2.50-2.62 (m, 4H), 1.88-1.92 (m, 2H), 1.78-1.82 (m, 2H)