长沙资材科技有限公司

沸点：178.8 – 180.3 ^oC. ¹H NMR (400 MHz, CDCl₃) δ 7.80 (d, J = 7.6 Hz, 1H), 7.61 (t, J = 7.3 Hz, 1H), 7.45 (d, J = 7.6 Hz, 1H), 7.41 (d, J = 7.4 Hz, 1H), 7.36 (d, J = 8.5 Hz, 2H), 7.30 (d, J = 8.2 Hz, 2H), 6.20 (s, 1H), 3.12 (d, J = 17.3 Hz, 1H), 2.96 (d, J = 17.2 Hz, 1H), 2.73 – 2.51 (m, 3H), 2.13 – 1.99 (m, 2H), 1.70 (dd, J = 13.2, 2.5 Hz, 1H). ¹³C NMR (101 MHz, CDCl₃) δ 210.83, 152.69, 139.92, 135.83, 135.00, 132.69, 128.44, 127.57, 126.74, 126.33, 124.38, 123.18, 48.01, 39.13, 35.02, 29.23, 24.80. HRMS (EI): calcd for C₂₀H₁₇ClO: 308.0968, found: 308.0964.