Flumazenil EP Impurity B

Name: Flumazenil EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-025818

About Flumazenil EP Impurity B

Flumazenil EP Impurity B (CAS 131666-45-0) is a pharmacopeial impurity of Flumazenil offered by Vaqora Chemicals. Its molecular formula is C15H15N3O4 and its molecular weight is 301.3 g/mol. Systematically, it is named ethyl 8-hydroxy-5-methyl-6-oxo-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate. It is also known as Flumazenil Related Compound B or Flumazenil - Impurity B.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Flumazenil to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in 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

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

Industries

Related to Flumazenil

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

Flumazenil impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Flumazenil EP Impurity B
Catalogue No.	VQ-025818
CAS Number	131666-45-0
IUPAC name	ethyl 8-hydroxy-5-methyl-6-oxo-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate
Molecular formula	C₁₅H₁₅N₃O₄
Molecular weight	301.3 g/mol
Exact mass	301.1063
Grade	Reference Standard
HSN code	38229090
InChIKey	PCCARNSSXAGDHQ-UHFFFAOYSA-N
SMILES	CCOC(=O)C1=C2CN(C(=O)C3=C(N2C=N1)C=CC(=C3)O)C
PubChem CID	68172305

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	1 / 5
TPSA	84.7 Å²

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 Flumazenil EP Impurity B?

The CAS Registry Number of Flumazenil EP Impurity B is 131666-45-0. It is also known as Flumazenil Related Compound B, Flumazenil - Impurity B, Defluoro 8-Hydroxy Flumazenil (Impurity).

What is the molecular formula and molecular weight of Flumazenil EP Impurity B?

Flumazenil EP Impurity B has the molecular formula C15H15N3O4 and a molecular weight of 301.3 g/mol. Its IUPAC name is ethyl 8-hydroxy-5-methyl-6-oxo-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate.

What is Flumazenil EP Impurity B used for?

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

We supply Flumazenil EP Impurity B 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 Flumazenil EP Impurity B?

Yes. Every lot of Flumazenil EP Impurity B 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 Flumazenil EP Impurity B be shipped internationally?

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