长沙资材科技有限公司

¹H NMR (400 MHz, CDCl₃) δ 8.17 (s, 2H), 8.11 (s, 1H), 7.98 (t, J = 8.2 Hz, 4H), 7.93 (d, J = 7.4 Hz, 2H), 7.87 (d, J = 8.5 Hz, 2H), 7.77 (d, J = 7.6 Hz, 2H), 7.63 (t, J = 7.7 Hz, 1H), 7.59 – 7.51 (m, 4H). ¹³C{H} NMR (101 MHz, CDCl₃) δ 141.76, 138.47, 133.68, 132.69, 129.35, 128.48, 128.20, 127.65, 126.60, 126.45, 126.32, 125.99, 125.94, 125.62. m/z (GC-MS): 330。