Synonym: (2R,3R)-3,5,7-Trihydroxy-2-[(2S,3S)-3-(4-hydroxy-3-methoxyphenyl)-2-hydroxymethyl-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone; (2S,3S)-2,3-Dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-6-[(2R,3R)-3,5,7-trihydroxy-4-oxobenzopyran-2-yl]benzodioxin
CAS Number: 142797-34-0
Empirical Formula (Hill Notation): C25H22O10
Molecular Weight: 482.44
MDL Number: MFCD18827498
Linear Formula: C25H22O10
Product Type: Chemical
application(s) |
food and beverages |
assay |
≥98.0% (HPLC) |
format |
neat |
grade |
analytical standard |
impurities |
≤10.0% water |
|
≤3.0% residual solvents |
InChI |
1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-16-5-3-12(7-18(16)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 |
SEBFKMXJBCUCAI-WAABAYLZSA-N |
Quality Level |
100 ![External link](https://krackeler.com/images/sigma/ext-link.gif) |
shelf life |
limited shelf life, expiry date on the label |
SMILES string |
COc1cc(ccc1O)[C@@H]2Oc3cc(ccc3O[C@H]2CO)[C@H]4Oc5cc(O)cc(O)c5C(=O)[C@@H]4O |
technique(s) |
gas chromatography (GC): suitable |
|
HPLC: suitable |
Application: |
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
Application: |
Silybin B may be used as an analytical reference standard for the quantification of the analyte in milk thistle plant extract using liquid chromatography−electrospray tandem mass spectrometry. |
General description: |
Silybin B is a flavonolignan present in silybin, an important bioactive constituent of silymarin extracted from the milk thistle plant, Silybum marianum. It is used in the treatment of various liver conditions and exhibits high anti-tumor promoting activity. |
Packaging: |
Bottomless glass bottle. Contents are inside inserted fused cone. |
Symbol |
GHS07 |
Signal word |
Warning |
Hazard statements |
H302 |
Precautionary statements |
P264 - P270 - P301 + P312 - P501 |
RIDADR |
NONH for all modes of transport |
WGK Germany |
WGK 2 |
Flash Point(F) |
Not applicable |
Flash Point(C) |
Not applicable |
Purity |
≥98.0% (HPLC) |
UNSPSC |
85151701 |