异欧胡素482-45-1新的报价2022 中文名称:异欧胡素中文同义词:异欧胡素ISOIMPERATORIN标准品;ISOIMPERATORIN异欧胡素;异欧胡素对照品,;异欧胡素;4-(3-甲基丁-2-烯氧基)呋喃并[3,2-g]苯并吡喃-7-酮;白芷甲素;异欧芹属素乙;异胡醚,来源于白芷
英文名称:Isoimperatorin英文同义词:Isoimperatorin,98%,fromAngelicadahurica;Isoimperatorin482-45-1;ISOIMPERATORIN;4-PRENYLOXYPSORALEN;4-(3-Methyl-but-2-enyloxy-furo[3,2-g]chromen-7-one;ISOIMPERATORIN(P);Isomperatorin;4-(3-Methylbut-2-enoxy)furo[3,2-g]chromen-7-one
CAS号:482-45-1
分子式:C16H14O4
分子量:270.28EINECS号:801-715-8
异欧胡素482-45-1新的报价2022相关类别:中药对照品;标准品;对照品,标准品;分析标准品;植物提取物;对照品;中草药成分;植提标准品;小分子抑制剂;小分子抑制剂，天然产物;食品和饮料标准品;主打产品;分析对照品;分析试剂标准品;标准品-对照品;标准品-中药标准品;标准品，对照品;木脂素;MiscellaneousNaturalProducts;HeterocyclicCompounds;Heterocycles;chemicalreagent;pharmaceuticalintermediate;phytochemical;referencestandardsfromChinesemedicinalherbs(TCM).;standardizedherbalextract;Inhibitors;标准品-中药标准品;分析试剂-对照品Mol文件:482-45-1.mol异欧胡素性质熔点107-111°C沸点448.3±45.0°C(Predicted)密度1.242±0.06g/cm3(Predicted)储存条件-20°CFreezer形态neatBRN1291723CAS数据库482-45-1(CASDataBaseReference)NIST化学物质信息7H-furo[3,2-g][1]benzopyran-7-one,4-[(3-methyl-2-butenyl)oxy]-(482-45-1)异欧胡素用途与合成方法药理作用分子式C16H14O4，分子量270.27，无色针状结晶(乙醇)，
熔点110～111℃。异欧胡素具有降压、解痉、抗癌的作用，还可以治疗银屑病。羌活中异欧胡素的含量测定[色谱条件]色谱柱：μbondapakC18柱(150mm×6mm，5μm);流动相：甲醇-乙腈-0.25mol/L磷酸溶液(9：5：10);流速：1.0ml/min;检测波长：322nm;柱温：室温。[供试品的制备]取本品粗粉约50g，用8倍量90%乙醇回流提取Chemicalbook3次，每次1.5h，合并提取液，回收乙醇，得浸膏13.70g，并将其与适量经处理过的大孔吸附树脂拌匀，置于经处理过的大孔吸附树脂柱上，依次用水，20%、30%、40%、50%、60%、70%、80%、90%的乙醇冲洗，每次冲至洗脱液无色，水浴蒸干，得膏状物，分别用50%乙醇溶解，定容至50ml。
按本法色谱条件进行测定。生物活性Isoimperatorin是Angelicadahurica根的甲醇提取物，有效抑制乙酰胆碱酯酶(AChE)，IC50为74.6μM。靶点TargetValueAChE(Cell-freeassay)74.6μM体外研究DuringascreeningprogramfornewagrochemicalsfromChinesemedicinalherbs,theethanolextractofNoterygiumincisumrhizomesisfoundossessstrongnematicidalactivityagainstthetwospeciesofnematodes,BursaphelenchusxylophilusandMeloidogyneincognita.Basedonbioactivity-guidedfractionation,thefourconstituentsareisolatedfromtheethanolextractandidentifiedasColumbianetin,Falcarindiol,Falcarinol,andIsoimperatorin.IsoimperatorinalsohasLC50valuesof21.83μg/mLagainstB.xylophilus.Whenusing15minUVlighttreatment,falcarindiol,falcarinol,andisoimperatorindemonstratedalmostfivetimesmoretoxictothesouthernroot-knotnematodesthanindarktreatmentwhilecolumbianetinshowedonlytwotimesmoretoxic.isoimperatorinhasbeendemonstratedossessinsecticidalactivityagainstseveralinsects,suchasthecabbageaphid(Brevicorynebrassicae).IsoimperatorinisidentifiedintheactivefractionofAngelicadahurica(AD)extract.Isoimperatorinisusuallyusedastheinternalstandard(IS).

异欧胡素482-45-1新的报价2022
化学性质来源于大风子科罗旦梅Flacourtiajangomas(Lour.)Raeusch茎,皮用途用于含量测定/鉴定/药理实验等。