熔点: 113.0-115.6 oC,1H NMR (400 MHz, CDCl3) δ 8.56 (s, 1H), 8.09 (d, J= 7.6 Hz, 1H), 7.78 (d, J = 7.6 Hz, 1H), 7.51 (s, 2H), 7.48 – 7.42 (m, 2H) 7.35 – 7.29 (m, 2H). 13C{1H} NMR (101 MHz, CDCl3) δ 180.26, 156.52, 140.27 , 139.50, 135.69, 132.90, 132.73, 131.77, 130.93, 130.58, 130.28, 130.18, 129.56, 128.55, 127.12, 126.57. HRMS (ESI) (M+H)+ Calcd. for C16H10NO2Cl2: 319.0082, Found: 319.0081.