超声波法提取山茱萸中熊果酸的工艺研究

420088JournalofHunanInstituteofHumanitiesScienceandTechnologyNo4Aug2008(422000)[]k(34)(A)(B)(c)(D)152440lOmino[[TS2011[]A]16730712(2008)04001702(cornu$officinalisSiebetZuee)(Comaeeae)16(8)20[2(Ursolicacid)F9H5J111(1)(2)110742(3)12(1)FSJ114(2)JY922D(3)LD360013131700C24401321321(A)(B)(C)(4)11132229lOml24(40)50ml19045nHPLC133HPLC1331217mg10ml[]20080506(2005816)[(1965)1810310ml0217mgml1332(1)ZYll04C18(Kromasil5pan250ram46mm)()10mLmin220nm(2)5101520()AY=O074X2516475r=0983(3)(00217mgmL)205533214RSD()180(4)2534013RSD21l8(5)5042RSD26l(6)59763RSD1001333201122HPLC(gIIlg)22RDACBAB2C2Dl15(30m1)244010min23(2000)15(30IIll)244010min()()[1][J]200627(10)162164[2]C02[J]2004(22)32333][J]200110(11)808812[4][J]20059(10)723[5][J]200522(1)5l[6][s]200022I2s)10325NeuralNetworkModelPredictionoftheCapillaryElectrophoreticMobilitiesofOrganicAcdisXIEShahmei(DepartmentofChemistryHunanInstituteofHumanitiesScienceandTechnologyLoudi417001China)AbstractAccordingtotheinfluenceofchemicalstnJctureontIlecapillaryelectrophoreticmobilitythreemolecularstructur-aldescIiptothenumberofacidicgroups(Q)thesumofatomsincompound(N)andtherelativemolecularmass(M)wereemployedastheinputvariablesofradicalbasisfunctionneuralnetworktomodelthecapillaryelectrophoreticmubilitiesof92or-ganicacidsinthetrainingSetThecrossvalidationagainstthetrainingsetandthepredictionresultofthetestsetindicatedthattheneuralnetworkmodelbuiltinthispaperwasofgoodstabilityandpredictiveabilityComparedwiththereportedresultsthismodelemployedlessmoleculardescriptorswhichwerecalculatedeasilyandhadclearphysicalmeaningKeywordscapillaryelectrophoretiemobilityneuralnetworkorganicacidmolecularstructuraldescriptor(18)StudyontheTechnologyofUrsolicAcidExtractionfromCornusOfficinalisSiebetZuccwithUltrasonicWaveExtractionZHANGRuxinYANGWei-pingFANQin(DepartmentofBiologyandChemistryEngineeringShaoyangInstituteShaoyang422000China)AbstractTheeffectsonUrsolicacidextractionaboutfourrelevantfactorsultrasonicwavepower(A)ultrasonictiom(B)solventvolume(C)andultrasonicfrequency(D)bythek(34)orthogonaltestarestudiedTheoptimaltechnologicconditionsofUltrasonicwaveextractionasfollowsthesampleissoakedin15timesofabsoluteethylalcoholfortwenty-fourhoursandthenextractedfor10minutesunderthepowerof40withultrasonicwaveextractionKeywordsultrasonicwaveextractioncomusoflieinalissiebetZUCCurselieacidorthogonalexperiment