中药标准品

CAS号：479-91-4

品名：蔓荆子黄素casticin

中文别名：5-羟基-2-(3-羟基-4-甲氧基苯基)-3,6,7-三甲氧基苯并吡喃-4-酮;紫花牡荆素;

英文别名：quercetagetin-3,6,7,4'-tetramethylether;Casticine;CASTICIN;4H-1-Benzopyran-4-one,5-hydroxy-2;Agnuscastusfruit;VITEXICARPIM;5,3'-DIHYDROXY-3,6,7,4'-TETRAMETHOXYFLAVONE;3',5-dihydroxy-3,4',6,7-tetramethoxyflavone;3,4',6,7-Tetramethoxy-3',5-dihydroxyflavone;VITEXICARPIN;

分子式：C19H18O8

分子量：374.341

精确质量：374.1

Psa：107.59

UNII号：753GT729OU

密度：1.44 g/cm3

沸点：617.7ºC at 760 mmHg

折射率：1.639

蒸汽压：7.47E-16mmHg at 25°C

简介：Casticinisamethyoxylatedflavonol,meaningthecoreflavonoidstructurehasmethylgroupsattached.FoundinArtemisiaannua,theflavonoidhasbeenshowntoenhancetheantimalarialactivityofartemisininthoughcasticinitselfhasnodirectantimalarialeffects.Ithasbeenshowntohaveanti-mitoticactivity.ItisalsofoundinVitexagnus-castus.

中药标准品

CAS号：118-34-3

品名：刺五加苷syringin

中文别名：紫丁香酚甙;紫丁香酚甙(刺五加甙B);紫丁香苷;紫丁香酚苷;

英文别名：ELEUTHEROSIDEB;β-D-Glucopyranoside,4-(3-hydroxy-1-propenyl)-2,6-dimethoxyphenyl;EleutherosideB;

分子式：C17H24O9

分子量：372.367

精确质量：372.142

Psa：138.07

MDL号：MFCD00016778

密度：1.415 g/cm3

沸点：642.6ºC at 760 mmHg

闪点：342.4ºC

折射率：1.622

蒸汽压：2.17E-17mmHg at 25°C

海关编码：2932999099

简介：Syringinisanaturalchemicalcompoundfirstisolatedfromthebarkoflilac(Syringavulgaris)byMeilletin1841.Ithassincebeenfoundtobedistributedwidelythroughoutmanytypesofplants.ItisalsocalledeleutherosideB,andisfoundinEleutherococcussenticosus(Siberianginseng).Itisalsofoundindandelioncoffee.