桂花的化学成分研究(4)
化合物8白色粉末(氯仿-甲醇);1H-NMR(CD3OD,500 MHz)δ:0.82(3H,s,H-23),0.83(3H,s,H-24),0.93(3H,s,H-25),0.94(3H,s,H-26),1.02(3H,s,H-27),1.05(3H,s,H-29),1.17(3H,s,H-30),2.87(1H,m,H-18),3.01(1H,d,J=9.9 Hz,H-3),3.63(1H,m,H-2),5.27(1H,br s,H-12);13C-NMR(CD3OD,125 MHz)δ:48.3(C-1),69.8(C-2) ......
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