熔点:119.7-122.2,1H NMR (400 MHz, CDCl3) δ 8.62 (d, J = 7.5 Hz, 2H), 7.78 (m, 4H), 7.68 (t, J = 7.4 Hz, 1H), 7.57 (t, J = 7.7 Hz, 2H), 7.46 (m, 6H). 13C{1H} NMR (101 MHz, CDCl3) δ 178.63, 155.92, 148.61, 137.31, 135.27, 133.77, 131.55, 130.93, 129.81, 128.80, 128.75, 128.69, 128.43, 128.20, 127.68, 127.35. HRMS (ESI) (M+H)+ Calcd. for C22H15NO2: 326.1176, Found: 326.1173.