(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
![(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 price.](/CAS/20180629/GIF/142796-22-3.gif)
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- $100 - $964
- Product name: (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
- CAS: 142796-22-3
- MF: C25H22O10
- MW: 482.44
- EINECS:
- MDL Number:MFCD18783097
- Synonyms:(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;Isosilybin B;4H-1-Benzopyran-4-one, 2-[(2S,3S)-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 B，ISB-B;Isosilybin B/(-)-Isosilybin B,Silybin a2;Isosilybin BQ: What is Isosilybin B Q: What is the CAS Number of Isosilybin B
10 prices
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Brand
- Arctom
- AvaChem
- ChemScene
- Sigma-Aldrich
- TRC
Package
- 1mg
- 5mg
- 10mg
- 20mg
- ManufacturerArctom
- Product numberCFN91071
- Product descriptionIsosilybin B ≥98%
- Packaging5mg
- Price$268
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number4275
- Product descriptionIsosilybin B
- Packaging1mg
- Price$119
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number4275
- Product descriptionIsosilybin B
- Packaging5mg
- Price$290
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number4275
- Product descriptionIsosilybin B
- Packaging10mg
- Price$490
- Updated2021-12-16
- Buy
- ManufacturerAvaChem
- Product number4275
- Product descriptionIsosilybin B
- Packaging20mg
- Price$690
- Updated2021-12-16
- Buy
- ManufacturerChemScene
- Product numberCS-0101838
- Product descriptionIsosilybin B 99.32%
- Packaging1mg
- Price$100
- Updated2021-12-16
- Buy
- ManufacturerChemScene
- Product numberCS-0101838
- Product descriptionIsosilybin B 99.32%
- Packaging5mg
- Price$250
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product number95684
- Product descriptionIsosilybin B analytical standard
- Packaging5mg
- Price$964
- Updated2022-05-15
- Buy
- ManufacturerTRC
- Product numberI901003
- Product descriptionIsosilybin B
- Packaging1mg
- Price$115
- Updated2021-12-16
- Buy
- ManufacturerTRC
- Product numberI901003
- Product descriptionIsosilybin B
- Packaging5mg
- Price$485
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| Arctom | CFN91071 | Isosilybin B ≥98% | 5mg | $268 | 2021-12-16 | Buy |
| AvaChem | 4275 | Isosilybin B | 1mg | $119 | 2021-12-16 | Buy |
| AvaChem | 4275 | Isosilybin B | 5mg | $290 | 2021-12-16 | Buy |
| AvaChem | 4275 | Isosilybin B | 10mg | $490 | 2021-12-16 | Buy |
| AvaChem | 4275 | Isosilybin B | 20mg | $690 | 2021-12-16 | Buy |
| ChemScene | CS-0101838 | Isosilybin B 99.32% | 1mg | $100 | 2021-12-16 | Buy |
| ChemScene | CS-0101838 | Isosilybin B 99.32% | 5mg | $250 | 2021-12-16 | Buy |
| Sigma-Aldrich | 95684 | Isosilybin B analytical standard | 5mg | $964 | 2022-05-15 | Buy |
| TRC | I901003 | Isosilybin B | 1mg | $115 | 2021-12-16 | Buy |
| TRC | I901003 | Isosilybin B | 5mg | $485 | 2021-12-16 | Buy |
Properties
Melting point :194-196 °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
pka :7.39±0.60(Predicted)
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
pka :7.39±0.60(Predicted)
Safety Information
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| Signal word: | Warning | ||||||||||||||
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Description
Isosilybin B is one of the flavonolignans extracted from the seeds of milk thistle. Isosilybin B was the most consistently potent suppressor of cell growth. Isosilybin A (I901002) and isosilybin B were also the most effective suppressors of prostate-?specific antigen secretion by androgen-?dependent LNCaP cells.Related product price
- Isosilybin A
$62.5-973 - CPNQ
$138-1102.4 - Bromothymol Blue
$25-2750
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