Products 142796-22-3

CAS 142796-22-3 appears in our catalog under these names: Isosilybin B, Isosilybin B/ 100%, Isosilybin B 99%, (2R,3R)-3,5,7-Trihydroxy-2-((2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)chroman-4-one, 99%, 99%, Isosilybin B (Standard). Offered by: Chemat Brand, TRC, TargetMol, Biosynth, Ambeed. Available pack sizes: on request, 50mg, 75mg, 1mg, 5mg, 10mg, 25mg, Get quote.

Isosilybin B
Chemat Brand, TRC, Biosynth
  • size: on request, 50mg, 75mg, 10mg
  • Variants: 7
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Isosilybin B/ 100%
TargetMol
  • size: 1mg, 5mg, 10mg, 25mg
  • Variants: 5
from 1388.99
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Isosilybin B 99%
Ambeed
  • size: 1mg, 5mg, 10mg, 25mg
  • Variants: 4
from 659.62
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(2R,3R)-3,5,7-Trihydroxy-2-((2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)chroman-4-one, 99%, 99%
Chemat
  • size: 1mg, 5mg, 10mg, 25mg
  • Variants: 4
from 453.20
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Isosilybin B (Standard)
MedChemExpress
  • size: Get quote
  • Variants: 1
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Isosilybin B, 99.32%
MedChemExpress
  • size: 10mM/1mL, 1 mg, 5 mg
  • Variants: 3
from 1225.27
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Structural formula: {0} (CAS {1})

(2R,3R)-3,5,7-trihydroxy-2-[(2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one (CAS 142796-22-3) is a chemical compound with the molecular formula C25H22O10 and a molecular weight of 482.4 g/mol. IUPAC name: (2R,3R)-3,5,7-trihydroxy-2-[(2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one. InChIKey: FDQAOULAVFHKBX-WAABAYLZSA-N.

Identity
Molecular formulaC25H22O10
Molecular weight482.4 g/mol
IUPAC name(2R,3R)-3,5,7-trihydroxy-2-[(2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one
InChIKeyFDQAOULAVFHKBX-WAABAYLZSA-N
SMILESCOC1=C(C=CC(=C1)[C@H]2[C@@H](OC3=C(O2)C=CC(=C3)[C@@H]4[C@H](C(=O)C5=C(C=C(C=C5O4)O)O)O)CO)O

Computed by PubChem (NCBI)

Synonyms: Isosilybin B, Isosilibinin B, Silybin A2, ISOSILYBIN B [MI], Isosilybin BSilybin A2, orb1684500, orb3140871, Isosilybin B, analytical standard, ISOSILYBIN B (CONSTITUENT OF MILK THISTLE) [DSC]
Related forms of this compound
(2R,3R)-3,5,7-trihydroxy-2-[(2R,3R)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
(2R,3R)-3,5,7-trihydroxy-2-[2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
Isomers (same molecular formula)
(2R,3R)-3,5,7-trihydroxy-2-[3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
(2R,3R)-3,5,7-trihydroxy-2-[(2S,3S)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
(2R,3R)-3,5,7-trihydroxy-2-[(2R,3S)-7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1-benzofuran-5-yl]-2,3-dihydrochromen-4-one C25H22O10
(2R,3R)-3,5,7-trihydroxy-2-[(2R,3R)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
(2R,3R)-3,5,7-trihydroxy-2-[(2R,3R)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
(1R,3R,6R,7R,10R)-3-hydroxy-10-(4-hydroxy-3-methoxyphenyl)-8-[(2R,3R)-3,5,7-trihydroxy-4-oxo-2,3-dihydrochromen-2-yl]-4-oxatricyclo[4.3.1.03,7]dec-8-en-2-one C25H22O10