[ѧ] |
2,6-Dioxa-1H-Cyclopent[cd] inden-1-one, 4-[(acetyloxy)methyl]-5-(B_D-glucopyranosyloxy)-2a, 4a, 5, 7, b-tetrahydro-, [2aS--(2a, 4?, 7ba)]- |
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б״ᾧ(Ҵͪ), ۵131-132°, []25-198.6°(C=1.44)ˮ״Ҵ़ͪ, ѡȼʯӢ UVEtOHmax nm(log): 234.5(3.83); IRnujolmax cm-1: 3497w, 3300m, 3165m, 1786m, 1748s, 1701s, 1661s, 1534w, 1508w, 1330w, 1282s, 1217m, 1185m, 1081s, 1059s, 1025s, 990s, 913m, 862m, 815m, 765w, 7.20(C3-H), 5.75(C7-H), 5.68(d, C1-H), 5.49(d, J=6,C6-H), 3.48(td, C5-H), 5.494.59(), 4.65(-CH2-), 4.24(M,ABX, C6'-H), 3.79(b,C5'-H), 3.23(d, C9-H), 2.17(s, CH3CO)[1] |