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Natural Products, Vitamins & Phytochemicals

Silibinin, ≥98% (HPLC)

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Buy Silibinin, ≥98% (HPLC) (CAS 22888-70-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-003881.

Pack sizes
Silibinin, ≥98% (HPLC) chemical structure
CAS number22888-70-6
FormulaC25H22O10
Molar mass482.4 g/mol
Physical formPowder
HS code29329900
Purity≥98%
InChIKeySEBFKMXJBCUCAI-HKTJVKLFSA-N
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

About Silibinin, ≥98% (HPLC)

Zemixal supplies Silibinin, ≥98% (HPLC) within its life Science & Biochemicals portfolio. Key data (≥98%): CAS 22888-70-6, formula C25H22O10 and molar mass 482.4 g/mol. It is described as off-white to yellow powder.

Use cases we see most often

  • Phytochemical research
  • Natural product screening
  • Nutraceutical R&D
  • Cosmetics & personal care

Storage and safety notes

Solubility: soluble in 100% ethanol (0.1mg/ml), DMSO (10mg/ml), dimethyl formamide (20mg/ml), acetone or methanol, 0.5mg/ml soluble in a 1:9 solution of dimethyl formamide:PBS (pH 7.2) (dilute the dimethyl formamide solution with PBS). Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 1 g, 5 g, 10 g, 25 g and 1 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Phytochemical research
  • Natural product screening
  • Nutraceutical R&D
  • Cosmetics & personal care

Applications

Grade guides

Specifications and identifiers

Specifications of Silibinin, ≥98% (HPLC)
Product nameSilibinin, ≥98% (HPLC)
Catalogue numberZX-003881
CAS number22888-70-6
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
Molecular formulaC25H22O10
Molar mass482.4 g/mol
Exact mass482.1213
Purity / assay≥98%
Physical formPowder
AppearanceOff-white to yellow powder
SolubilitySoluble in 100% ethanol (0.1mg/ml), DMSO (10mg/ml), dimethyl formamide (20mg/ml), acetone or methanol, 0.5mg/ml soluble in a 1:9 solution of dimethyl formamide:PBS (pH 7.2) (dilute the dimethyl formamide solution with PBS).
XLogP32.4
H-bond donors / acceptors5 / 10
Topological polar surface area155 Ų
HS code29329900
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
PubChem CID31553
SynonymsSilybin, Silymarin I, Flavobin, Silybine, Silibinine, Silymarine I, Silibinin a-silibinin b mixt., Silybin A, Silibinin A, ( inverted exclamation markA)-SILYBIN, Silymarine, Flavobin Spofa

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Silibinin, ≥98% (HPLC)
1 gQuoted on request
5 gQuoted on request
10 gQuoted on request
25 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Silibinin, ≥98% (HPLC)

Which CAS number identifies Silibinin, ≥98% (HPLC)?
Silibinin, ≥98% (HPLC) is registered under CAS 22888-70-6. You may also see it listed as Silybin, Silymarin I, Flavobin. Our catalogue number for this item is ZX-003881.
What are the formula and molar mass of Silibinin, ≥98% (HPLC)?
For Silibinin, ≥98% (HPLC), its formula is C25H22O10 and its molar mass is 482.4 g/mol. The systematic (IUPAC) name is (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. InChIKey SEBFKMXJBCUCAI-HKTJVKLFSA-N lets you match it in any structure database.
What grade and pack sizes are available for Silibinin, ≥98% (HPLC)?
This listing is ≥98% purity. Standard packs are 1 g, 5 g, 10 g, 25 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Silibinin, ≥98% (HPLC)?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Silibinin, ≥98% (HPLC) to my country?
Yes. Because Silibinin, ≥98% (HPLC) is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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