反应详情

According to the same procedure as example 1, step E described, 4-(2-(benzo[d]oxazol-5-yl)-1-(4-(2-chloroethoxy)phenyl)but-1-enyl)phenol (0.1 g, 1.0 eq) was reacted with MeNH2 (30% wt in water, 10 mL) in MeOH (20 mL) under reflux to give 20 mg desired product (25%, Z/E=1/1). 1H NMR (400 MHz, CDCl3) δ 7.08 (d, J=8.4 Hz, 2H), 7.01 (d, J=8.8 Hz, 2H), 6.82 (d, J=8.4 Hz, 2H), 6.68-6.80 (m, 6H), 6.58-6.64 (m, 4H), 6.49-6.55 (m, 4H). 6.46 (d, J=8.8 Hz, 2H), 5.89 (s, 2H), 4.09 (t, J=5.6 Hz, 2H), 3.97 (t, J=5.2 Hz, 2H), 3.00 (t, J=5.2 Hz, 2H), 2.92 (t, J=5.6 Hz, 2H), 2.54 (s, 3H), 2.50 (s, 3H), 2.39-2.49 (m, 4H), 0.80-1.00 (m, 6H).

1. temperatureunder reflux