三七炮制品化学成分研究(3)
化合物4 白色无定形粉末(甲醇)。ESI-MS m/z 783.5 [M-H]-;13C-NMR(pyridine-d6,150 MHz) δ: 88.9(C-3),39.7(C-4),56.4(C-5),18.5(C-6),35.2(C-7),48.6(C-13),54.8(C-17),73.0(C-20),27.1(C-21),35.9(C-22),23.0(C-23),126.4(C-24),130.8(C-25),25.8(C-26),105.1(Glc-C-1),83.6(Glc-C-2),78.0(Glc-C-3),71.7(Glc-C-4),78.3(Glc-C-5),62.9(Glc-C-6),106.1(Glc-C-1′) ......
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