长沙资材科技有限公司

¹H NMR (400 MHz, CDCl₃) δ 7.36 – 7.10 (m, 4H), 5.06 (t, J = 4.5 Hz, 1H), 4.02 – 3.91 (m, 2H), 3.90 – 3.79 (m, 2H), 2.94 (d, J = 4.2 Hz, 2H). ¹³C NMR (101 MHz, CDCl₃) δ 138.06, 134.03, 129.82, 129.49, 127.93, 126.79, 104.12, 65.02, 40.34. HRMS (EI): calcd for C₁₀H₁₁ClO₂: 198.0448, found: 198.0452。