反应详情

The product from Example 1d (100 mg, 0.56 mmol) was reacted with the product from Example 195d (160 mg, 0.56 mmol) for 15 h following the procedure from Example 1g giving the crude title compound which was purified by trituration with EtOAc providing the product (240 mg, 99%). 1H NMR (300 MHz, DMSO-d6) δ ppm: 2.75 (s, 3H), 2.79 (d, J=4.4 Hz, 3H), 5.26 (s, 2H), 6.90 (d, J=7.0 Hz, 1H), 7.14 (br-t, J=1.9 Hz, 1H), 7.18 (br-t, J=1.9 Hz, 1H), 7.20 (br-t, J=1.9 Hz, 1H), 7.53 (d, J=8.5 Hz, 2H), 7.77 (d, J=8.8 Hz, 1H), 7.87 (d, J=8.5 Hz, 2H), 8.47 (br-s, 1H), 8.50 (d, J=7.0 Hz, 1H), 9.08 (d, J=8.8 Hz, 1H), 11.08 (br-s, 1H); MS (ESI+) m/z 433, 435 (M+H)+, (ESI−) m/z 431, 433 (M−H)−.