Silychristin

Name: Silychristin
Brand: Vaqora Chemicals
SKU: VQ-033854

About Silychristin

Silychristin (CAS 33889-69-9) is an impurity of Silibinin offered by Vaqora Chemicals. With the molecular formula C25H22O10, it has a molar mass of 482.4 g/mol. Alternative names: Silicristin and Silicristine.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Silibinin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Silibinin

View every impurity, metabolite and intermediate we list for Silibinin.

Silibinin impurities

Specifications & identifiers

Chemical identifiers
Product name	Silychristin
Catalogue No.	VQ-033854
CAS Number	33889-69-9
IUPAC name	(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
Molecular formula	C₂₅H₂₂O₁₀
Molecular weight	482.4 g/mol
Exact mass	482.1213
Grade	Reference Standard
HSN code	38229090
InChIKey	BMLIIPOXVWESJG-LMBCONBSSA-N
SMILES	COC1=C(C=CC(=C1)[C@H]2[C@@H](C3=C(O2)C(=CC(=C3)[C@@H]4[C@H](C(=O)C5=C(C=C(C=C5O4)O)O)O)O)CO)O
PubChem CID	441764

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	6 / 10
TPSA	166 Å²
Synonyms	Silicristin, Silicristine, Silychristin A, Silymarin II, silycristine, SILYCHRISTIN hplc

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Silychristin?

The CAS Registry Number of Silychristin is 33889-69-9. It is also known as Silicristin, Silicristine, Silychristin A.

What is the molecular formula and molecular weight of Silychristin?

Silychristin has the molecular formula C25H22O10 and a molecular weight of 482.4 g/mol. Its IUPAC name is (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.

What is Silychristin used for?

Silychristin is supplied as a characterised reference material related to Silibinin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Silychristin can I order?

We supply Silychristin in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Silychristin?

Yes. Every lot of Silychristin is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Silychristin be shipped internationally?

Yes. Silychristin is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.