¹H NMR (400 MHz, CDCl₃) δ 7.21 (dd, J = 4.0, 2.3 Hz, 1H), 7.17 (d, J = 7.7 Hz, 1H), 7.10 (dd, J = 5.9, 4.2 Hz, 2H), 7.05 (d, J = 13.0 Hz, 1H), 5.74 (d, J = 13.0 Hz, 1H), 3.69 (s, 3H). ¹³C NMR (101 MHz, CDCl₃) δ 149.83, 138.36, 134.44, 129.74, 125.53, 124.97, 123.20, 103.96, 56.64. HRMS (EI): calculated for C₉H₉ClO: 168.0342; found: 168.0345。