[物理性质] |
白色粉末, [α]14D -10.3°(C=0.37, 甲醇)。UVλEtoHmax nm(ε): 210 (17000), 215 (肩峰, 15900), 231 (14400), 236 (肩峰, 13600), 259.5 (17300), 273 (肩峰, 11200); IRνKBrmax cm-1: 3400 (br.), 1713, 1610, 1593, 1456, 1282; NMR((CD3)2CO)δ: 1.24 (3H, s), 4.64 (2H, s), 5.33 (1H, s, 缩醛质子), 6.88, 7.88 (4H, A2B2q, J=9), 7.44~7.61 (3H, m), 7.91~8.08 (2H, m); 13CNMR(C5D5N)δ: C-1 (88.8, s), C-2 (85.9, s), C-3 (44.6, t), C-4 (105.8, s), C-5 (43.7), C-6 (71.6, s), C-7 (22.8, t), C-8 (60.6, t), C-9 (101.6, d), C-10 (19.7, q), C-1' (100.1, d), C-2' (74.7, d), C-3' (78.0, d), C-4' (71.4, d), C-5' (74.9, d), C-6' (65.0, t), C-1'' (121.1, s), C-2'' (132.3, d), C-3'' (116.0, d), C-4'' (163.5, S), C-5'' (116.0, d), C-6'' (132.3, d), C-7'' (166.6, s), C-1''' (130.7, s), C-2''' (129.8, d), C-3''' (128.8, d), C-4''' (133.3, d), C-5''' (128.8, d), C-6''' (129.8, d), c-7''' (166.3, s)[1]。 |