Difenacoum

Name: Difenacoum
Brand: Vaqora Chemicals
SKU: VQ-030197

About Difenacoum

Listed under CAS 56073-07-5, Difenacoum is a high-purity reference standard of Difenacoum available from Vaqora Chemicals. Formula C31H24O3, molecular weight 444.5 g/mol. Systematically, it is named 4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one. It is also known as Neosorexa PP580 or WBA 8107.

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. It carries the GHS signal word “Danger” with 6 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Difenacoum standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across 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

Identification & assay
Method development & validation
QC reference material
Agrochemical formulations

Industries

Related to Difenacoum

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

Difenacoum impurities

Specifications & identifiers

Chemical identifiers
Product name	Difenacoum
Catalogue No.	VQ-030197
CAS Number	56073-07-5
IUPAC name	4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one
Molecular formula	C₃₁H₂₄O₃
Molecular weight	444.5 g/mol
Exact mass	444.1725
Grade	Reference Standard
HSN code	38229090
InChIKey	FVQITOLOYMWVFU-UHFFFAOYSA-N
SMILES	C1C(CC2=CC=CC=C2C1C3=C(C4=CC=CC=C4OC3=O)O)C5=CC=C(C=C5)C6=CC=CC=C6
PubChem CID	54676884

Physical properties
Physical form	Solid
LogP (XLogP3)	6.9
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	Neosorexa PP580, WBA 8107, 3-(3-Biphenyl-4-yl-1,2,3,4-tetrahydro-1-naphthyl)-4-hydroxycoumarin, 3-(3-p-Diphenyl-1,2,3,4-tetrahydronaphth-1-yl)-4-hydroxycoumarin, 2-hydroxy-3-(3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl)-4H-chromen-4-one, PP, rat, Difenacoum [BSI:ISO], Difenacoum [ISO], 3-(3-p-Diphenyl-1,2,3,4-tetrahydronaphth-1-yl) -4-hydroxycoumarin, PP 580, 4-hydroxy-3-[3-(4-phenylphenyl)tetralin-1-yl]chromen-2-one, 3-(3-(4-Biphenylyl)-1,2,3,4-tetrahydro-1-naphthyl)-4-hydroxycoumarin

Safety & hazard information (GHS)

Toxic

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P262, P264, P270, P271, P273, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P318, P319, P320, P321, P330, P361 + P364, P391, 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 Difenacoum?

The CAS Registry Number of Difenacoum is 56073-07-5. It is also known as Neosorexa PP580, WBA 8107, 3-(3-Biphenyl-4-yl-1,2,3,4-tetrahydro-1-naphthyl)-4-hydroxycoumarin.

What is the molecular formula and molecular weight of Difenacoum?

Difenacoum has the molecular formula C31H24O3 and a molecular weight of 444.5 g/mol. Its IUPAC name is 4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one.

What is Difenacoum used for?

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

We supply Difenacoum 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 Difenacoum?

Yes. Every lot of Difenacoum 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 Difenacoum be shipped internationally?

Yes. Difenacoum 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.