Silybin A (Standard)

cas: 22888-70-6 — see every product listed under this CAS number, including other names

Silybin A (Standard) (CAS 22888-70-6) is a chemical reagent available from Chemat. Available pack sizes: 50 mg, 100 mg, 10 mg, 25 mg, 5 mg. Offered by: MedChemExpress.

brandMedChemExpress
catalog numberHY-13748R-50 mg
cas22888-70-6
size50 mg
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Available pack sizes

brand size price
MedChemExpress 50 mg 5158.74 Pln
MedChemExpress 100 mg 7675.79 Pln
MedChemExpress 10 mg 1917.23 Pln
MedChemExpress 25 mg 3356.87 Pln
MedChemExpress 5 mg 1318.15 Pln

properties

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purityno data
Structural formula: {0} (CAS {1})

Silibinin is a flavonolignan isolated from milk thistle, Silybum marianum, that has been shown to exhibit antioxidant and antineoplastic activities. It has a role as an antioxidant, an antineoplastic agent, a hepatoprotective agent and a plant metabolite. It is a secondary alpha-hydroxy ketone, a polyphenol, an aromatic ether, a benzodioxine and a flavonolignan.

Source: ChEBI

Identity
Molecular formulaC25H22O10
Molecular weight482.4 g/mol
IUPAC name(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
InChIKeySEBFKMXJBCUCAI-HKTJVKLFSA-N
SMILESCOC1=C(C=CC(=C1)[C@@H]2[C@H](OC3=C(O2)C=C(C=C3)[C@@H]4[C@H](C(=O)C5=C(C=C(C=C5O4)O)O)O)CO)O

Computed by PubChem (NCBI)

Synonyms: silibinin, Silymarin I, Flavobin, Silybine, Silibinina, Silibinine, Silliver, Silymarine I, Silibininum, Legalon
Related forms of this compound
(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,3R)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one C25H22O10
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
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-[3-(4-hydroxy-3-methoxyphenyl)-2-(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-[(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
(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 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
(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
(2R,3R)-3,5,7-trihydroxy-2-[(2S,3R)-7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1-benzofuran-5-yl]-2,3-dihydrochromen-4-one C25H22O10

Also listed as

Silybin A Chemat Brand CAS 22888-70-6
Silybin A, >95% (HPLC) TRC CAS 22888-70-6
Silibinin GLPBio CAS 22888-70-6
Silibinin/ 99.76% (existing batch purity) TargetMol CAS 22888-70-6
Silybin Biosynth CAS 22888-70-6
Silybin, 98.00% Chemat CAS 22888-70-6
Silybin A 98% Ambeed CAS 22888-70-6
Silybin A 95% Ambeed CAS 22888-70-6
(2R,3R)-2-[(2R,3R)-2,3-Dihydro-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-4H-1-benzopyran-4-one, 95%, 95% Chemat CAS 22888-70-6
Silybin, ROTICHROM® HPLC, 50 mg, glass Roth CAS 22888-70-6
Silybin, ROTICHROM® dCHR, 100 mg, glass Roth CAS 22888-70-6
Silybin A, 99.94% MedChemExpress CAS 22888-70-6
(2R,3R)-3,5,7-Trihydroxy-2-((2R,3R)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)chroman-4-one, 95% Fluorochem CAS 22888-70-6
Silybin A-d3 Chemat Brand CAS 22888-70-6 (non-labelled)
Silybin (Mixture of Silybin A and B) Mikromol CAS 22888-70-6, 142797-34-0

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