Nimesulide EP Impurity A

Name: Nimesulide EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-006529

About Nimesulide EP Impurity A

Nimesulide EP Impurity A is a pharmacopeial impurity of Nimesulide carrying the CAS registry number 51765-56-1. The compound has the formula C13H11N3O7S, corresponding to a molecular weight of 353.31 g/mol. The IUPAC name is N-(2,4-dinitro-6-phenoxyphenyl)methanesulfonamide. It is also known as 4',6'-Dinitro-2'-phenoxymethanesulfonanilide or Nimesulide Impurity A.

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.

Pharmaceutical QC and development laboratories use this impurity standard of Nimesulide 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.

Vaqora Chemicals supplies Nimesulide EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. Stock is available for quick dispatch.

Typical applications

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

Industries

Related to Nimesulide

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

Nimesulide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Nimesulide EP Impurity A
Catalogue No.	VQ-006529
CAS Number	51765-56-1
IUPAC name	N-(2,4-dinitro-6-phenoxyphenyl)methanesulfonamide
Molecular formula	C₁₃H₁₁N₃O₇S
Molecular weight	353.31 g/mol
Exact mass	353.0318
Grade	Reference Standard
HSN code	38229090
InChIKey	REBQHYRUDRMDOA-UHFFFAOYSA-N
SMILES	CS(=O)(=O)NC1=C(C=C(C=C1OC2=CC=CC=C2)[N+](=O)[O-])[N+](=O)[O-]
PubChem CID	85825034

Physical properties
Physical form	Solid
LogP (XLogP3)	2.6
H-bond donors / acceptors	1 / 8
TPSA	155 Å²

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 Nimesulide EP Impurity A?

The CAS Registry Number of Nimesulide EP Impurity A is 51765-56-1. It is also known as N-(2,4-Dinitro-6-phenoxyphenyl)methanesulphonamide, 4',6'-Dinitro-2'-phenoxymethanesulfonanilide, Nimesulide Impurity A.

What is the molecular formula and molecular weight of Nimesulide EP Impurity A?

Nimesulide EP Impurity A has the molecular formula C13H11N3O7S and a molecular weight of 353.31 g/mol. Its IUPAC name is N-(2,4-dinitro-6-phenoxyphenyl)methanesulfonamide.

What is Nimesulide EP Impurity A used for?

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

We supply Nimesulide EP Impurity A in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Nimesulide EP Impurity A?

Yes. Every lot of Nimesulide EP Impurity A 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 Nimesulide EP Impurity A be shipped internationally?

Yes. Nimesulide EP Impurity A 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.