熔点：89.7-92.4 ^oC。¹H NMR (400 MHz, CDCl₃) δ 8.26 (d, J = 8.5 Hz, 1H), 8.21 (s, 1H), 7.90 (d, J = 8.1 Hz, 1H), 7.77 (t, J = 7.6 Hz, 1H), 7.60 (t, J = 7.5 Hz, 1H), 7.53 – 7.46 (m, 2H), 7.37 – 7.26 (m, 8H). ¹³C{¹H} NMR (101 MHz, CDCl₃) δ 158.3, 147.2, 140.4, 139.9, 137.5, 134.5, 130.0, 129.7, 129.6, 129.4, 128.2, 128.0, 127.9, 127.4, 127.2, 127.1, 126.7. HRMS (EI) m/z: calcd for C₂₁H₁₅N, 281.1204; found, 281.1203.