长沙资材科技有限公司

mp=168-170 ^oC; ¹H NMR (400 MHz, CDCl₃) δ 7.59 – 7.52 (m, 3H), 7.43 – 7.39 (m, 2H), 7.00 – 6.95 (dd, J = 8.8, 2.4 Hz, 1H), 6.79 – 6.70 (m, 2H), 3.87 (d, J = 14.6 Hz, 1H), 3.66 (d, J = 14.6 Hz, 1H), 3.19 (s, 3H), 1.39 (s, 3H); ¹³C NMR (100 MHz, CDCl₃) δ: 25.2, 26.7, 46.0, 61.6, 108.8, 112.2, 112.4, 114.9, 115.1, 127.7, 129.0, 131.1, 133.6, 139.2, 139.9, 157.8, 160.2 (d, 1J_C-F = 240.0 Hz), 177.3; HRMS (EI) m/z calcd for C₁₇H₁₆FNO₃S [M⁺]: 333.0835; found, 333.0834.