Entacapone EP Impurity I

Name: Entacapone EP Impurity I
Brand: Vaqora Chemicals
SKU: VQ-022535

About Entacapone EP Impurity I

Entacapone EP Impurity I (CAS 1364322-42-8) is a pharmacopeial impurity of Entacapone offered by Vaqora Chemicals. Its molecular formula is C13H12N2O6 and its molecular weight is 292.24 g/mol. Systematically, it is named propyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate. Common synonyms include Entacapone - Impurity I and Entacapone impurity I.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Entacapone 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 Entacapone EP Impurity I in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports 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 I
Catalogue No.	VQ-022535
CAS Number	1364322-42-8
IUPAC name	propyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate
Molecular formula	C₁₃H₁₂N₂O₆
Molecular weight	292.24 g/mol
Exact mass	292.0695
Grade	Reference Standard
HSN code	38229090
InChIKey	FKCZGPKFDJMUSV-RUDMXATFSA-N
SMILES	CCCOC(=O)/C(=C/C1=CC(=C(C(=C1)O)O)[N+](=O)[O-])/C#N
PubChem CID	71587990

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	2 / 7
TPSA	136 Å²
Synonyms	Entacapone - Impurity I, Propyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate, 2-Propenoic acid, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-, propyl ester, (2E)-, Entacapone impurity I, n-Propyl (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate, (E)-propyl 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylate, Propyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylate

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 I?

The CAS Registry Number of Entacapone EP Impurity I is 1364322-42-8. It is also known as Entacapone - Impurity I, Propyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate, 2-Propenoic acid, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-, propyl ester, (2E)-.

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

Entacapone EP Impurity I has the molecular formula C13H12N2O6 and a molecular weight of 292.24 g/mol. Its IUPAC name is propyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate.

What is Entacapone EP Impurity I used for?

Entacapone EP Impurity I 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 I can I order?

We supply Entacapone EP Impurity I 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 I?

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

Yes. We export Entacapone EP Impurity I worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.