反应详情

The product of Example 41B was treated with 2-(4-chlorophenyl)acetyl chloride using a method similar to that described in Example 4C to give the title compound. 1H NMR (300 MHz, DMSO-d6) δ ppm 11.59 (s, 1H), 8.32 (dd, J=7.8, 1.4 Hz, 1H), 8.11 (ddd, J=8.0, 1.3, 0.7 Hz, 1H), 7.99 (ddd, J=8.0, 7.2, 1.5 Hz, 1H), 7.91 (ddd, J=7.8, 7.2, 1.3 Hz, 1H), 7.33-7.48 (m, 5H), 4.42-4.46 (m, 2H), 3.67 (s, 2H), 1.37 (s, 9H); MS (APCI+) M/Z 343 (M−CO2tBu+H)+.