4-(p-Tolylamino)pyridine-3-sulfonamide

Name: 4-(p-Tolylamino)pyridine-3-sulfonamide
Brand: Vaqora Chemicals
SKU: VQ-028468

About 4-(p-Tolylamino)pyridine-3-sulfonamide

4-(p-Tolylamino)pyridine-3-sulfonamide is an impurity of Torasemide carrying the CAS registry number 164595-81-7. The compound has the formula C12H13N3O2S, corresponding to a molecular weight of 263.32 g/mol. The IUPAC name is 4-(4-methylanilino)pyridine-3-sulfonamide. Alternative names: 4-(4-toluidino)pyridine-3-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. Good laboratory practice and suitable PPE are recommended during handling.

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

We offer 4-(p-Tolylamino)pyridine-3-sulfonamide in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Torasemide

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

Torasemide impurities

Specifications & identifiers

Chemical identifiers
Product name	4-(p-Tolylamino)pyridine-3-sulfonamide
Catalogue No.	VQ-028468
CAS Number	164595-81-7
IUPAC name	4-(4-methylanilino)pyridine-3-sulfonamide
Molecular formula	C₁₂H₁₃N₃O₂S
Molecular weight	263.32 g/mol
Exact mass	263.0728
Grade	Reference Standard
HSN code	38229090
InChIKey	UZBFRCRILFIALS-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)NC2=C(C=NC=C2)S(=O)(=O)N
PubChem CID	819340

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	2 / 5
TPSA	93.5 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 4-(p-Tolylamino)pyridine-3-sulfonamide?

The CAS Registry Number of 4-(p-Tolylamino)pyridine-3-sulfonamide is 164595-81-7. It is also known as 4-(4-toluidino)pyridine-3-sulfonamide.

What is the molecular formula and molecular weight of 4-(p-Tolylamino)pyridine-3-sulfonamide?

4-(p-Tolylamino)pyridine-3-sulfonamide has the molecular formula C12H13N3O2S and a molecular weight of 263.32 g/mol. Its IUPAC name is 4-(4-methylanilino)pyridine-3-sulfonamide.

What is 4-(p-Tolylamino)pyridine-3-sulfonamide used for?

4-(p-Tolylamino)pyridine-3-sulfonamide is supplied as a characterised reference material related to Torasemide. 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 4-(p-Tolylamino)pyridine-3-sulfonamide can I order?

We supply 4-(p-Tolylamino)pyridine-3-sulfonamide 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 4-(p-Tolylamino)pyridine-3-sulfonamide?

Yes. Every lot of 4-(p-Tolylamino)pyridine-3-sulfonamide 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 4-(p-Tolylamino)pyridine-3-sulfonamide be shipped internationally?

Yes. We export 4-(p-Tolylamino)pyridine-3-sulfonamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.