反应详情

The title compound was prepared by reacting 2-methoxy-7-phenylnaphthalene (0.53 g, 2.26 mmol) with pyridinium HCl (10 g) at 190° C. according to method B to yield 0.36 g (72%) of a white solid: mp 142–143° C.; 1H NMR (DMSO-d6): δ 7.10 (1H, dd, J=2.75 Hz, J=8.70 Hz), 7.23 (1H, d, J=2.29 Hz), 7.37–7.40 (1H, m), 7.48–7.51 (2H, m), 7.58 (1H, dd, J=1.83 Hz, 8.70 Hz), 7.78–7.90 (3H, m), 7.86 (1H, d, J=8.24 Hz), 7.99 (1H, d, J=0.92 Hz) 9.81 (1H, s); MS (ESI) m/z 219 (M−H)−.

1. customat 190° C.