藏药甘青乌头化学成分研究(7)
化合物16 白色无定型粉末;ESI-MS m/z 392[M+H]+,426[M+Cl]-。1H-NMR(DMSO-d6,600 MHz)δ: 3.63(1H,d,J=7.56 Hz,H-9),3.36(1H,s,H-17),3.18(3H,s,-OCH3),0.96(3H,t,J=6.8 Hz,NCH2CH3),0.89(3H,s,H-18);13C-NMR(DMSO-d6,150 MHz )δ: 83.2(C-1),26.9(C-2),36.7(C-3),34.9(C-4),51.4(C-6),72.4(C-6),50.0(C-7) ......
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