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Silybin

Product Name
Silybin
CAS No.
802918-57-6
Chemical Name
Silybin
Synonyms
Silybin A,B (Mixture);Silybin (Mixture of Diastereomers);4H-1-Benzopyran-4-one, 2-[2,3-dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)-
CBNumber
CB22545743
Molecular Formula
C25H22O10
Formula Weight
482.44
MOL File
802918-57-6.mol
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Silybin Property

Melting point:
152-153°C
Boiling point:
793.0±60.0 °C(Predicted)
Density 
1.527±0.06 g/cm3(Predicted)
storage temp. 
Refrigerator
solubility 
Acetone (Sparingly, Sonicated, Heated), DMSO (Slightly), Methanol (Slightly, Heated)
pka
7.39±0.60(Predicted)
form 
Solid
color 
Pale Yellow to Beige
InChIKey
SEBFKMXJBCUCAI-DBMPWETRSA-N
SMILES
[C@H]1(C2=CC=C3OC(CO)C(C4=CC=C(O)C(OC)=C4)OC3=C2)OC2=CC(O)=CC(O)=C2C(=O)[C@@H]1O
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39
WGK Germany 
3
RTECS 
DJ2981770
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PHL89280
Product name
Silybin (A + B mixture)
Purity
phyproof? Reference Substance
Packaging
25mg
Price
$286
Updated
2024/03/01
Sigma-Aldrich
Product number
02000585
Product name
Silybin
Purity
mixture of Silybin A and B, primary reference standard
Packaging
25mg
Price
$845
Updated
2024/03/01
TRC
Product number
S465850
Product name
Silybin (A + B mixture)
Packaging
5g
Price
$120
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
53021
Product name
Silybin (A + B mixture)
Packaging
100mg
Price
$610
Updated
2021/12/16
AvaChem
Product number
3619
Product name
Silybin
Packaging
1g
Price
$129
Updated
2021/12/16
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Silybin Chemical Properties,Usage,Production

Chemical Properties

Beige Solid

Uses

Reference standard in the analysis of herbal medicinal products.

Uses

Hepatoprotectant. In nature, the flavonolignan Silybin occurs as a mixture of two diastereomers, Silybin A and Silybin B.

General Description

Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.

Silybin Preparation Products And Raw materials

Raw materials

Preparation Products

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802918-57-6, SilybinRelated Search:


  • Silybin A,B (Mixture)
  • Silybin (Mixture of Diastereomers)
  • 4H-1-Benzopyran-4-one, 2-[2,3-dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)-
  • 802918-57-6
  • Aromatics
  • Chiral Reagents
  • Intermediates & Fine Chemicals
  • Isotope Labelled Compounds
  • Pharmaceuticals