1H NMR (400 MHz, CDCl3) δ 7.65 (d, J = 7.7 Hz, 2H), 7.57 (d, J = 7.7 Hz, 2H), 7.42 (d, J = 7.7 Hz, 2H), 7.36 (d, J = 7.1 Hz, 2H), 7.29 (d, J = 6.7 Hz, 1H), 6.23 (s, 1H), 4.74 (d, J = 8.9 Hz, 1H), 4.65 - 4.50 (m, 2H), 2.69 (t, J = 13.9 Hz, 2H). 19F NMR (376 MHz, CDCl3) δ -62.47. 13C NMR(100 MHz, CDCl3) δ 146.4, 139.8, 134.1, 128.7, 128.5, 127.5, 126.6, 126.2, 125.4 (dd, J = 7.6, 3.8 Hz), 124.8, 122.2, 75.3, 66.8, 34.9. HRMS (EI): calcd for C18H15F3O: 304.3175, found: 304.3178
