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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戶司S
2、eptenber10,2002AbstractAnocotilastype碩nsenos;de,Wooerwith2kmwnginsenosideswasisolatedflanleavesofPmuasginsengandidentifiedaspwudogiisenoeido-嘰a,thebasisofchemcaland內(nèi)sicochanicalevidences.Itbasbeensofarthefirst~劉eofocotillone-type鄉(xiāng)nsenosidedie-"inPmunrcginsengandits口
3、ausiblebiotrarviaxnauonpathwayalsodiscussed.Keywords乃raaxguueng;Ginsenosid,;自neenus記e-RT,Duringthe二of二explorationonbioactiveas-C-20,24,26end27revealedthatthecoil-ignationatG24poninsfromPanaxginseng(P.ginseng),7newgin-ofthe心yconewasR.senosideswerediscoveredfromleaves
4、ofP.ginseng,Tat觸1.。OMIItDataofAglycaoesand-RT,andalsoaseriesofbioactivitiesofindividualginsenosides剎料竺絲Irr,wereexamined"一3].Inthecontinuingstudy,二ocotil-rN}o.1那洲3693嘆9Jlone-typeginsenoside,ginsenoside-RTS(1).isolated2州翻2182Q73側(cè)側(cè)7氣8728forthefirsttimefromthetitleplant
5、.Thispaperdeals4們們440幻45們似6咤16‘1withitsisolationandstructuralidentificationtogetherwith.6腳側(cè)龍2768itsplausiblebiotransformationpathway.7們們405荀18們們401401Compound1wasobtainedasawhitepowder.Acid9繃訓(xùn)5‘0習(xí)6Jhydrolysisof1affordedasugarwhichwasidentifiedas1039洲33‘936911擬劃3423)
6、2邢91-妙TLCcmtperisonwithauthenticsample,mg-12加側(cè)引7217Z113們4484J呀8尹自龜1、glycosidewhosesugarmoietyonlyconsisted14似劃5內(nèi)2犯2山15黝313717”內(nèi)ofglucose.產(chǎn)16劃洲2962通峙5TheHRFAB-MSclearlyindicatedthatitsmolecular17們們心44硯918川川1八71O7form".味珠飛TheaC-NMRspectrunof1showed川巳J19腳1071l7覽carbons
7、ignals,and此DEPTtechniquesuggested13如川翻腸1腸l21劃翻296湯qmethines,9methenes,8methylsand6gnatemary.There22黝劃犯737223翻翻四12內(nèi)乙8。noolefiniccarbonsignalsobservedin‘"GNME24州翻865舫6乃翻側(cè)7丹J07q0spectnrnof1.Andalso,the'14-NMRspectnanof1didrot︺湯翻引217217exhibitolefinicprotonsignals.Thisf
8、actcoupledwith此刀別劃2672,’7J28劃31加凡83月聲lsignalat861.5duetoG5ofaglyconeandsixsignalsof為肺1,6l、,6︸methinesbearingmygenfiunctionat886.7,85.6,78雙