云南鼠尾草茎叶中化学成分及其抗血管生成活性研究(3)
化合物7 白色固体。HR-EI-MS m/z454.344 5(M+·)。1H-NMR (CDCl3, 400 MHz) δ: 0.81, 0.85, 0.94, 1.02, 1.05, 1.08, 1.09 (各3H, 23~30-Me), 5.28 (1H, m, H-12);13C-NMR (CDCl3, 100 MHz)δ: 39.4 (C-1), 34.2(C-2), 217.5 (C-3), 47.3 (C-4), 55.3 (C-5), 19.7(C-6), 32.8 (C-7), 39.3 (C-8), 46.7 (C-9), 36.6 (C-10), 23.4 (C-11), 125.7 (C-12), 138.1 (C-13), 42.2 (C-14), 28.2 ( C-15), 24.2 (C-16), 48.1 (C-17) ......
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