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1、JournalofChinesePharmaceuticalSciences2002,11(4)119Ocotillone-勿peGinsenosidefromLeavesofPanax沙lsengDonDegiang,ChenYing,RenJie,PeiYuping,ChenYingjie"DeparuaentofNa-WProductsCh-ay，ShenyangPharmanndicalUniaersity,103WerdamRoad,Shenyang110016ReceivedAugust2,2002;Acre户司S
2、eptenber10,2002AbstractAnocotilastype硕nsenos;de,Wooerwith2kmwnginsenosideswasisolatedflanleavesofPmuasginsengandidentifiedaspwudogiisenoeido-叽a,thebasisofchemcaland内sicochanicalevidences.Itbasbeensofarthefirst~刘eofocotillone-type乡nsenosidedie-"inPmunrcginsengandits口
3、ausiblebiotrarviaxnauonpathwayalsodiscussed.Keywords乃raaxguueng;Ginsenosid，;自neenus记e-RT,Duringthe二of二explorationonbioactiveas-C-20,24,26end27revealedthatthecoil-ignationatG24poninsfromPanaxginseng(P.ginseng),7newgin-ofthe心yconewasR.senosideswerediscoveredfromleaves
4、ofP.ginseng,Tat触1.。OMIItDataofAglycaoesand-RT,andalsoaseriesofbioactivitiesofindividualginsenosides刹料竺丝Irr,wereexamined"一3].Inthecontinuingstudy，二ocotil-rN}o.1那洲3693叹9Jlone-typeginsenoside,ginsenoside-RTS(1).isolated2州翻2182Q73侧侧7气8728forthefirsttimefromthetitleplant
5、.Thispaperdeals4们们440幻45们似6咤16‘1withitsisolationandstructuralidentificationtogetherwith.6脚侧龙2768itsplausiblebiotransformationpathway.7们们405荀18们们401401Compound1wasobtainedasawhitepowder.Acid9绷训5‘0习6Jhydrolysisof1affordedasugarwhichwasidentifiedas1039洲33‘936911拟划3423)
6、2邢91-妙TLCcmtperisonwithauthenticsample,mg-12加侧引7217Z113们4484J呀8尹自龟1、glycosidewhosesugarmoietyonlyconsisted14似划5内2犯2山15黝313717”内ofglucose.产16划洲2962通峙5TheHRFAB-MSclearlyindicatedthatitsmolecular17们们心44砚918川川1八71O7form".味珠飞TheaC-NMRspectrunof1showed川巳J19脚1071l7览carbons
7、ignals,and此DEPTtechniquesuggested13如川翻肠1肠l21划翻296汤qmethines,9methenes,8methylsand6gnatemary.There22黝划犯737223翻翻四12内乙8。noolefiniccarbonsignalsobservedin‘"GNME24州翻865舫6乃翻侧7丹J07q0spectnrnof1.Andalso,the'14-NMRspectnanof1didrot︺汤翻引217217exhibitolefinicprotonsignals.Thisf
8、actcoupledwith此刀别划2672，’7J28划31加凡83月声lsignalat861.5duetoG5ofaglyconeandsixsignalsof为肺1，6l、，6︸methinesbearingmygenfiunctionat886.7,85.6,78双
