川白芷根极性化学成分研究(3)
化合物5白色粉末(MeOH);ESIMS m/z 407 [M+Na]+;1HNMR(DMSOd6,400 MHz)δ: 797(1H,d, J=95 Hz,H4),713(1H,s,H5),640(1H,d,J=95 Hz,H3),528(1H,br s,4′OH),516(1H,d,J=72 Hz,H1′),506(1H,br s,3′OH),498(1H,br s,2′OH),436(1H,br s,6′OH),392(3H,s,8OCH3),383(3H,s,6OCH3),361(1H,d,J=116 Hz,Ha6″),330(1H,overlap,Hb6″),325~310(4H,m,H2″,3″,4″,5″);13CNMR(DMSOd6,100 MHz) δ: 566(6OCH3),608(C6′),613(8OCH3),699(C4′),742(C2′),766(C3′),776(C5′),1022(C1′),1056(C5),1146(C3) ......
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