艾叶的化学成分_(4)
时间:2025-05-03
时间:2025-05-03
566沈 阳 药 科 大 学 学 报
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第27卷
5 0#0 6),andUVdetectionwavelengthwassetat324nm,attheflowrateof1 0mL%min,andthecol umntemperaturewassetat40 .ResultsThelinearrangeswas0 6 24 0 g%mL(r=0 9998)forum belliferone.Theaveragerecoverywas98 5%withRSDof1 9%.ConclusionsThemethodisaccurate,sensitivewithgoodreproducibilityandcouldbeusedforthedeterminationofthecontentofumbelliferoneinWikstroemiaindica(L.)C.A.Mey..
Keywords:Wikstroemiaindica(L.)C.A.Mey.;HPLC;umbelliferone;contentdetermination(上接第550页)
过它的结构,可是理化数据很少,尤其没有光谱数据。根据以上化学反应和波谱数据可确定该化合物为4 甲氧基 3 羟基苯酚(4 methoxyl 3 hydroxyphenol),为一新的天然产物。参考文献:
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13
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ChemicalconstituentsfromtheFoliumArtemisiaeArgyi( )
JIShuang,LUGui rong,MENGDa li,LINing,LIXian
1
2
1
1
1
(1.SchoolofTraditionalChineseMateriaMedica,ShenyangPharmaceuticalUniversity,Shenyang110016,China;2.TiexiWomanandInfantHospitalofShenyang,Shenyang110023,China)
Abstract:ObjectiveToisolatetheconstituentsofFoliumArtemisiaeArgyiandidentifytheirstructures.MethodsThecompoundswereisolatedbychromatographyonsilicagelcolumn,SephadexLH 20,prepara tiveTLCandrecryztallization,andidentifiedonthebasisofphysico chemicalconstantsandspectralanaly sis.ResultsTencompoundswereidentifiedasisotanciloide(1),umbelliferone(2),daphnetin(3),eriodicty ol(4),rhamnetin(5),hispidulin(6),L 2 O methyl chiro inositol(7),stigmasterol(8),daucosterol(9)and4 methoxyl 3 hydroxyphenol(10).ConclusionsCompound10isanewlydiscoverednaturalproduc,tandcompounds1 5and7arefirstlyisolatedfromFoliumArtemisiaeArgy.iKeywords:FoliumArtemisiaeArgy;ichemicalconstituen;tstructureidentification
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