熔点: 149.3 - 151.1 ^oC。 ¹H NMR (400 MHz, CDCl₃) δ 7.92 (d, J = 7.8 Hz, 2H), 7.41 (d, J = 7.5 Hz, 2H), 7.34 (d, J = 7.3 Hz, 2H), 7.30 (d, J = 8.7 Hz, 2H), 7.23 (d, J = 7.4 Hz, 1H), 6.18 (s, 1H), 3.55 (t, J = 10.7 Hz, 1H), 2.59 (s, 2H), 2.53 (s, 3H), 2.43 (d, J = 17.7 Hz, 2H), 2.16 (d, J = 12.5 Hz, 1H), 1.87 (dd, J = 20.2, 11.5 Hz, 1H). ¹³C NMR (101 MHz, CDCl₃) δ 202.30, 145.77, 141.74, 136.27, 132.52, 128.79, 128.32, 126.90, 125.15, 125.06, 123.16, 41.09, 28.81, 27.21, 26.34, 14.82. HRMS (ESI): calcd for C₂₀H₂₁OS [M + H]: 309.1313, found: 309.1314.