反应详情

The product from Example 261A was reacted according to the procedure from Example 150 substituting the product from Example 261A for the product from Example 138 to provide a residue which was purified by trituration from methanol to provide the title compound as an off white solid (30.4 mg, 82%). 1H NMR (300 MHz, DMSO-D6) δ ppm: 10.22 (s, 1 H), 10.01 (s, 1 H), 9.20 (d, J=3.68 Hz, 1 H), 9.12 (d, J=8.82 Hz, 1 H), 8.92 (s, 1 H), 7.83-8.00 (m, 4 H), 7.64 (dd, J=7.17, 2.39 Hz, 1 H), 7.50-7.60 (m, 1 H), 7.29-7.34 (m, 2 H), 7.12 (t, J=9.19 Hz, 1 H), 7.02 (d, J=8.46 Hz, 1 H), 6.80-6.85 (m, 2 H), 2.23 (d, J=1.84 Hz, 3 H); MS (ESI+) m/z 498.1 (M+H)+, (ESI−) m/z 496.1 (M−H)−.

1. customto provide a residue which
2. customwas purified by trituration from methanol