反应详情

The title compound was prepared by reacting 2-methoxy-6-(4-methoxyphenyl)-1-methylnaphthalene (0.35 g, 1.26 mmol) with boron tribromide 3.8 mL of 1 N solution, 3.8 mmol) according to method D to yield 0.15 g (48%) of a white solid: mp>170° C. (dec.); 1H NMR (DMSO-d6): δ 2.42 (3H, s), 6.87 (2H,k d, J=8.33 Hz), 7.15 (1H, d, J=8.81 Hz), 7.59 (2H, d, J=8.35 Hz), 7.65 (1H, d, J=8.93 Hz), 7.71 (1H, dd, J=1.24 Hz, J=8.90 Hz), 7.88 (1H, d, J=8.87 Hz), 7.95 (1H, s), 9.49 (1H, s), 9.52 (1H, s); MS (ESI) 249 m/z(M−H)−.