for C12H12ClNO6 (301.68): C, 47.78; H, 4.01; Cl, 11.75; N, 4.64; Found: C, 47.79; H, 3.98; Cl, 11.76; N, 4.65%; FT-IR (Neat, cm-1): 3069, 1785, 1724, 1512, 1482, 1370, 1245, 1123, 1010; 1H-NMR (300 MHz, CDCl3,d/ppm): 2.91 (2H, t, J = 6.8 Hz, Cl-CO-CH2), 2.68 (2H, t, 6.8 Hz, CH2-CO-O), 5.26 (2H, s, -O- CH2), 7.25-8.18 (3H, m, Aromaic); 3.97 (3H, s,
OMe); 13C-NMR (75 MHz, CDCl3, d/ppm): 174.6, 172.8, 157.5, 140.7, 127.4, 125.8, 123.6, 112.7, 61.8, 57.4, 37.6, 28.4; UV-VIS (CHCl3) (lmax/nm (log e): 268.7 (3.96).