ChemicalBook > CAS DataBase List > Isosilybin A

Isosilybin A

Product Name
Isosilybin A
CAS No.
142796-21-2
Chemical Name
Isosilybin A
Synonyms
Silybin b2;Isosilybin A;Isosilibinin A;Isosilybin A，ISB-A;Isosilybin A/(+)-Isosilybin A,Silybin b2;Isosilybin AQ: What is Isosilybin A Q: What is the CAS Number of Isosilybin A;(2R,3R)-3,5,7-Trihydroxy-2-[(2R,3R)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone;(2R,3R)-3,5,7-Trihydroxy-2-((2R,3R)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)chroman-4-one;(2R,3R)-2-[(2R,3R)-2,3-Dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-4H-1-benzopyran-4-one;4H-1-Benzopyran-4-one, 2-[(2R,3R)-2,3-dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)-
CBNumber
CB42714668
Molecular Formula
C25H22O10
Formula Weight
482.44
MOL File
142796-21-2.mol
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Isosilybin A Property

Melting point:
158-160 °C(Solv: methanol (67-56-1))
Boiling point:
793.0±60.0 °C(Predicted)
Density 
1.527±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
solubility 
Soluble in DMSO
form 
Solid
pka
7.39±0.60(Predicted)
color 
White to off-white
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Safety

WGK Germany 
3
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PHL82570
Product name
Isosilybin A
Purity
phyproof? Reference Substance
Packaging
5mg
Price
$459
Updated
2024/03/01
Sigma-Aldrich
Product number
97326
Product name
Isosilybin A
Purity
analytical standard
Packaging
5mg
Price
$973
Updated
2022/05/15
TRC
Product number
I901002
Product name
Isosilybin A
Packaging
10mg
Price
$925
Updated
2021/12/16
Biosynth Carbosynth
Product number
FI65478
Product name
Isosilybin A + B
Packaging
5mg
Price
$500
Updated
2021/12/16
Biosynth Carbosynth
Product number
FI65478
Product name
Isosilybin A + B
Packaging
1mg
Price
$160
Updated
2021/12/16
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Isosilybin A Chemical Properties,Usage,Production

Uses

Isosilybin A is one of the flavonolignans extracted from the seeds of milk thistle. Isosilybin A and isosilybin B (I109003) were also the most effective suppressors of prostate-?specific antigen secretion by androgen-?dependent LNCaP cells.

Isosilybin A Preparation Products And Raw materials

Raw materials

Preparation Products

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Isosilybin A Suppliers

China 63 India 2 United Kingdom 1 United States 8 Global 74
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View Lastest Price from Isosilybin A manufacturers

Shaanxi Haibo Biotechnology Co., Ltd
Product
Isosilybin A 142796-21-2
Price
US $0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
2000ton
Release date
2023-08-25

142796-21-2, Isosilybin ARelated Search:

Isosilybin (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 Silibinin

  • Isosilybin A
  • (2R,3R)-3,5,7-Trihydroxy-2-[(2R,3R)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone
  • (2R,3R)-2-[(2R,3R)-2,3-Dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-4H-1-benzopyran-4-one
  • Isosilibinin A
  • Silybin b2
  • 4H-1-Benzopyran-4-one, 2-[(2R,3R)-2,3-dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)-
  • Isosilybin A，ISB-A
  • Isosilybin A/(+)-Isosilybin A,Silybin b2
  • Isosilybin AQ: What is Isosilybin A Q: What is the CAS Number of Isosilybin A
  • (2R,3R)-3,5,7-Trihydroxy-2-((2R,3R)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)chroman-4-one
  • 142796-21-2