Galangin

Name: Galangin
Brand: Vaqora Chemicals
SKU: VQ-051293

About Galangin

Galangin (CAS 548-83-4) is a process intermediate or related compound of Allopurinol offered by Vaqora Chemicals. Formula C15H10O5, molecular weight 270.24 g/mol. Systematically, it is named 3,5,7-trihydroxy-2-phenylchromen-4-one. It is also known as Norizalpinin or 3,5,7-Trihydroxyflavone.

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.

Process chemists and analysts use it when developing synthetic routes to Allopurinol, tracking process-related impurities and validating analytical methods. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Galangin in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Allopurinol

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

Allopurinol impurities

Specifications & identifiers

Chemical identifiers
Product name	Galangin
Catalogue No.	VQ-051293
CAS Number	548-83-4
IUPAC name	3,5,7-trihydroxy-2-phenylchromen-4-one
Molecular formula	C₁₅H₁₀O₅
Molecular weight	270.24 g/mol
Exact mass	270.0528
InChIKey	VCCRNZQBSJXYJD-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O
PubChem CID	5281616

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	3 / 5
TPSA	87 Å²
Synonyms	Norizalpinin, 3,5,7-Trihydroxyflavone, 3,5,7-triOH-Flavone, 3,5,7-Trihydroxy-2-phenyl-4-benzopyrone, 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-phenyl-, 3,5,7-trihydroxy-2-phenyl-4H-benzopyran-4-one, 4H-Benzopyran-4-one, 3,5,7-trihydroxy-2-phenyl-, 3,5,7-Trihydroxy-2-phenyl-4H-chromen-4-one, 3,5,7-Trihydroxy-2-phenyl-4H-1-benzopyran-4-one, 5,7-Dihydroxyflavonol, 3,5,7-trihydroxy-2-phenyl-chromen-4-one, EX-A4261

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 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 Galangin?

The CAS Registry Number of Galangin is 548-83-4. It is also known as Norizalpinin, 3,5,7-Trihydroxyflavone, 3,5,7-triOH-Flavone.

What is the molecular formula and molecular weight of Galangin?

Galangin has the molecular formula C15H10O5 and a molecular weight of 270.24 g/mol. Its IUPAC name is 3,5,7-trihydroxy-2-phenylchromen-4-one.

What is Galangin used for?

Galangin is supplied as a characterised reference material related to Allopurinol. 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 Galangin can I order?

We supply Galangin, 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 Galangin?

Yes. Every lot of Galangin 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 Galangin be shipped internationally?

Yes. Galangin 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.