反应详情

UV/Vis (hexane): 370 (sh, 30), 352 (40), 340 (sh, 40), 294 (sh, 1020), 252 (10350), 248 (10360). IR (neat): 3065w, 2962s, 2926s, 2872m, 2855m, 1738s, 1693s, 1597m, 1581m, 1451m, 1379m, 1322m, 1313m, 1300m, 1246w, 1198s, 1175s, 1122w, 1042w, 1030w, 1003m, 998m, 941w, 831w. 1H NMR (360 MHz, CDCl3): 8.04-7.97 (m, 2H); 7.69.7.62 (m, 1H); 7.55-7.45 (m, 2H); 5.12-5.03 (m, 1H); 4.50-4.36 (m, 2H); 2.15-1.90 (m, 2H); 1.90-1.75 (m, 1H); 1.75-1.50 (m, 2H); 1.66 (s, 3H); 1.59 (s, 3H); 1.45-1.32 (m, 1H); 1.32-1.15 (m, 1H); 0.96 (d, J=6.3, 3H). 13C NMR (90.6 MHz, CDCl3): 186.50 (s); 164.02 (s); 134.87 (d); 132.56 (s); 131.51 (s); 130.02 (d); 128.90 (d); 124.40 (d); 64.85 (t); 36.93 (t); 35.30 (t); 29.44 (d); 25.69 (q); 25.38 (t); 19.38 (q); 17.66 (q). MS (EI): 288 (M+, 1); 270 (4); 260 (1); 227 (1); 215 (1); 187 (1); 174 (1); 165 (1); 155 (4); 152 (3); 138 (9); 137 (10); 134 (2); 123 (11); 109 (8); 106 (10); 105 (100); 96 (3); 95 (20); 83 (3); 82 (12); 81 (24); 80 (2); 78 (3); 77 (36); 70 (3); 69 (26); 68 (5); 67 (10); 57 (3); 56 (3); 55 (11); 53 (3); 51 (10); 43 (4); 42 (3); 41 (28); 39 (5); 29 (4); 27 (4).