Glimepiride EP Impurity B

Name: Glimepiride EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-022763

About Glimepiride EP Impurity B

Listed under CAS 119018-29-0, Glimepiride EP Impurity B is a pharmacopeial impurity of Glimepiride available from Vaqora Chemicals. Its molecular formula is C16H21N3O4S and its molecular weight is 351.4 g/mol. Systematically, it is named 4-ethyl-3-methyl-5-oxo-N-[2-(4-sulfamoylphenyl)ethyl]-2H-pyrrole-1-carboxamide. It is also known as Glimepiride - Impurity B or Glimepiride sulfonamide.

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

As a characterised impurity of Glimepiride, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Glimepiride EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Glimepiride

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

Glimepiride impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Glimepiride EP Impurity B
Catalogue No.	VQ-022763
CAS Number	119018-29-0
IUPAC name	4-ethyl-3-methyl-5-oxo-N-[2-(4-sulfamoylphenyl)ethyl]-2H-pyrrole-1-carboxamide
Molecular formula	C₁₆H₂₁N₃O₄S
Molecular weight	351.4 g/mol
Exact mass	351.1253
Grade	Reference Standard
HSN code	38229090
InChIKey	AJEMFZRCUKJSES-UHFFFAOYSA-N
SMILES	CCC1=C(CN(C1=O)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)N)C
PubChem CID	11772520

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	2 / 5
TPSA	118 Å²
Synonyms	Glimepiride - Impurity B, 4-[2-[(3-Ethyl-4-methyl-2-oxo-3-pyrrolin-1-yl)carboxamido]ethyl]benzenesulfonamide, Glimepiride sulfonamide, 3-ethyl-4-methyl-2-oxo-N-[2-(4-sulfamoylphenyl)ethyl]-2,5-dihydro-1H-pyrrole-1-carboxamide, 3-ethyl-4-methyl-2-oxo-N-(4-sulfamoylphenethyl)-2,5-dihydro-1H-pyrrole-1-carboxamide, 4-(2-((3-ethyl-4-methyl-2-oxo-3-pyrrolin-1-yl)carboxamido)ethyl)benzenesulfonamide, 4-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrrolidine-1- carboxamido)ethyl]benzenesulfonamide

Safety & hazard information (GHS)

Hazard statements

H412Harmful to aquatic life with long lasting effects

Precautionary statements: P273, 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 Glimepiride EP Impurity B?

The CAS Registry Number of Glimepiride EP Impurity B is 119018-29-0. It is also known as Glimepiride - Impurity B, 4-[2-[(3-Ethyl-4-methyl-2-oxo-3-pyrrolin-1-yl)carboxamido]ethyl]benzenesulfonamide, Glimepiride sulfonamide.

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

Glimepiride EP Impurity B has the molecular formula C16H21N3O4S and a molecular weight of 351.4 g/mol. Its IUPAC name is 4-ethyl-3-methyl-5-oxo-N-[2-(4-sulfamoylphenyl)ethyl]-2H-pyrrole-1-carboxamide.

What is Glimepiride EP Impurity B used for?

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

We supply Glimepiride 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 Glimepiride EP Impurity B?

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

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