Flavone

Name: Flavone
Brand: Vaqora Chemicals
SKU: VQ-041708

About Flavone

Listed under CAS 525-82-6, Flavone is an impurity of Propafenone available from Vaqora Chemicals. Formula C15H10O2, molecular weight 222.24 g/mol. Its systematic (IUPAC) name is 2-phenylchromen-4-one. Alternative names: 2-Phenyl-4H-chromen-4-one and 2-Phenylchromone.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Propafenone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

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

Industries

Related to Propafenone

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

Propafenone impurities

Specifications & identifiers

Chemical identifiers
Product name	Flavone
Catalogue No.	VQ-041708
CAS Number	525-82-6
IUPAC name	2-phenylchromen-4-one
Molecular formula	C₁₅H₁₀O₂
Molecular weight	222.24 g/mol
Exact mass	222.0681
Grade	Reference Standard
HSN code	38229090
InChIKey	VHBFFQKBGNRLFZ-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C2=CC(=O)C3=CC=CC=C3O2
PubChem CID	10680

Physical properties
Physical form	Solid
LogP (XLogP3)	3.6
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	2-Phenyl-4H-chromen-4-one, 2-Phenylchromone, 2-Phenyl-4-chromone, 2-Phenyl-4H-1-benzopyran-4-one, Phenylchromone, 2-Phenyl-4-benzopyron, 2-Phenyl-gamma-benzopyrone, 2-Phenylbenzopyran-4-one, 2-Phenyl-4H-benzopyran-4-one, 2-phenyl-1,4-benzopyrone, 4H-1-Benzopyran-4-one, 2-phenyl-, 2-Phenyl-.gamma.-benzopyrone

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

Other grades of CAS 525-82-6

Flavone, ≥99.00%

CAS: 525-82-6
Formula: C₁₅H₁₀O₂
MW: 222.24 g/mol

VQ-020510

Frequently asked questions

What is the CAS number of Flavone?

The CAS Registry Number of Flavone is 525-82-6. It is also known as 2-Phenyl-4H-chromen-4-one, 2-Phenylchromone, 2-Phenyl-4-chromone.

What is the molecular formula and molecular weight of Flavone?

Flavone has the molecular formula C15H10O2 and a molecular weight of 222.24 g/mol. Its IUPAC name is 2-phenylchromen-4-one.

What is Flavone used for?

Flavone is supplied as a characterised reference material related to Propafenone. 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 Flavone can I order?

We supply Flavone 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 Flavone?

Yes. Every lot of Flavone 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 Flavone be shipped internationally?

Yes. Flavone 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.