CAS 142796-22-3; 异水飞蓟宾b; isosilybin b

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CAS:

142796-22-3

分子式:

C₂₅H₂₂O₁₀

分子量:

482.44

沸点:

793.0±60.0 °C(Predicted)

中文名称:

异水飞蓟宾b

英文名称:

isosilybin b

(2r,3r)-3,5,7-trihydroxy-2-[(2s,3s)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone

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货号

品牌

产品名称

规格

包装、参考价格

详情

I938899

MACKLIN

异水飞蓟宾B

≥98%

1288元/1mg; 2792元/5mg;

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储存：2-8°C，密封，干燥
状态：类白色粉末

909247

J&K

Isosilybin B

98%, 来源于水飞蓟

3750元/5MG;

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基本信息

分子式	C₂₅H₂₂O₁₀
分子量	482.44

95684

Supelco

Isosilybin B

analytical standard

13253.5元/5 MG;

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产品说明

一般描述

Isosilybin B is a flavonolignan and a bioactive component present in silymarin, isolated from Silybum marianum. It is commonly used in the treatment of cirrhosis, hepatitis and prevents the liver from being exposed to toxic substances.

应用

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Isosilybin B may be used as an analytical reference standard for the quantification of the analyte in compound preparations of Silybum marianum and Silybum.miltiorrhiza using high-performance liquid chromatography with photo diode array detection and electrospray ionization-mass spectrometry.

包装

Bottomless glass bottle. Contents are inside inserted fused cone.

基本信息

经验(实验)分子式	C₂₅H₂₂O₁₀
分子量	482.44
MDL编号	MFCD18783097
PubChem化学物质编号	329770481

产品性质

等级	analytical standard
质量水平	100
测定	≥80.0% (HPLC)
保质期	limited shelf life, expiry date on the label
technique(s)	HPLC: suitable gas chromatography (GC): suitable
application(s)	food and beverages
格式	neat
SMILES string	COc1cc(ccc1O)[C@@H]2Oc3ccc(cc3O[C@H]2CO)[C@H]4Oc5cc(O)cc(O)c5C(=O)[C@@H]4O
InChI	1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-18-7-12(3-5-16(18)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20-,23-,24-,25+/m0/s1
InChI key	FDQAOULAVFHKBX-WAABAYLZSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H302
预防措施声明	P264 - P270 - P301 + P312 - P501
危险分类	Acute Tox. 4 Oral
储存分类代码	11 - Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable

PHL82571

Isosilybin B

phyproof^® Reference Substance

8772.74元/5 MG;

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产品说明

一般描述

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

法律信息

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

基本信息

经验(实验)分子式	C₂₅H₂₂O₁₀
分子量	482.44
MDL编号	MFCD18783097

产品性质

等级	primary reference standard
产品线	phyproof^® Reference Substance
测定	≥80.0% (HPLC)
形式	solid
manufacturer/tradename	PhytoLab
SMILES string	COc1cc(ccc1O)[C@@H]2Oc3ccc(cc3O[C@H]2CO)[C@H]4Oc5cc(O)cc(O)c5C(=O)[C@@H]4O
InChI	1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-18-7-12(3-5-16(18)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20-,23-,24-,25+/m0/s1
InChI key	FDQAOULAVFHKBX-WAABAYLZSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H302
预防措施声明	P264 - P270 - P301 + P312 - P501
危险分类	Acute Tox. 4 Oral
储存分类代码	11 - Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable

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