Entacapone EP Impurity F

Name: Entacapone EP Impurity F
Brand: Vaqora Chemicals
SKU: VQ-022532

About Entacapone EP Impurity F

Entacapone EP Impurity F (CAS 160391-70-8) is a pharmacopeial impurity of Entacapone offered by Vaqora Chemicals. Its molecular formula is C10H6N2O6 and its molecular weight is 250.16 g/mol. Its systematic (IUPAC) name is (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid. It is also known as Entacapone - Impurity F or Entacapone acid.

It is supplied 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 Entacapone impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Entacapone EP Impurity F in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Entacapone

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

Entacapone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Entacapone EP Impurity F
Catalogue No.	VQ-022532
CAS Number	160391-70-8
IUPAC name	(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid
Molecular formula	C₁₀H₆N₂O₆
Molecular weight	250.16 g/mol
Exact mass	250.0226
Grade	Reference Standard
HSN code	38229090
InChIKey	XDDDOLQEZBJWFZ-LZCJLJQNSA-N
SMILES	C1=C(C=C(C(=C1[N+](=O)[O-])O)O)/C=C(\C#N)/C(=O)O
PubChem CID	23189849

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	3 / 7
TPSA	147 Å²
Synonyms	Entacapone - Impurity F, Entacapone acid, Tyrphostin AG 1290, (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid, 2-Propenoic acid, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-, (2E)-, Entacapone impurity F, (E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid, (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-2-propenoic acid, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoicacid, (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-2-propenoicacid

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 Entacapone EP Impurity F?

The CAS Registry Number of Entacapone EP Impurity F is 160391-70-8. It is also known as Entacapone - Impurity F, Entacapone acid, Tyrphostin AG 1290.

What is the molecular formula and molecular weight of Entacapone EP Impurity F?

Entacapone EP Impurity F has the molecular formula C10H6N2O6 and a molecular weight of 250.16 g/mol. Its IUPAC name is (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid.

What is Entacapone EP Impurity F used for?

Entacapone EP Impurity F is supplied as a characterised reference material related to Entacapone. 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 Entacapone EP Impurity F can I order?

We supply Entacapone EP Impurity F 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 Entacapone EP Impurity F?

Yes. Every lot of Entacapone EP Impurity F 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 Entacapone EP Impurity F be shipped internationally?

Yes. Entacapone EP Impurity F 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.