Silydianin

Name: Silydianin
Brand: Vaqora Chemicals
SKU: VQ-032717

About Silydianin

Silydianin (CAS 29782-68-1) 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: Silidianin and Silidianine.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. 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.

We offer Silydianin in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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	Silydianin
Catalogue No.	VQ-032717
CAS Number	29782-68-1
IUPAC name	(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
Molecular formula	C₂₅H₂₂O₁₀
Molecular weight	482.4 g/mol
Exact mass	482.1213
Grade	Reference Standard
HSN code	38229090
InChIKey	CYGIJEJDYJOUAN-JSGXPVSSSA-N
SMILES	COC1=C(C=CC(=C1)[C@@H]2[C@H]3CO[C@@]4([C@H]3C(=C[C@H]2C4=O)[C@@H]5[C@H](C(=O)C6=C(C=C(C=C6O5)O)O)O)O)O
PubChem CID	11982272

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	5 / 10
TPSA	163 Å²

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 Silydianin?

The CAS Registry Number of Silydianin is 29782-68-1. It is also known as Silidianin, Silidianine.

What is the molecular formula and molecular weight of Silydianin?

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

What is Silydianin used for?

Silydianin 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 Silydianin can I order?

We supply Silydianin 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 Silydianin?

Yes. Every lot of Silydianin 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 Silydianin be shipped internationally?

Yes. Silydianin 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.