Sulfamoxole

Name: Sulfamoxole
Brand: Vaqora Chemicals
SKU: VQ-042307

About Sulfamoxole

Listed under CAS 729-99-7, Sulfamoxole is an API reference standard available from Vaqora Chemicals. With the molecular formula C11H13N3O3S, it has a molar mass of 267.31 g/mol. The IUPAC name is 4-amino-N-(4,5-dimethyl-1,3-oxazol-2-yl)benzenesulfonamide. Common synonyms include Sulfamoxol and 4,5-Dimethyl-2-sulfanilamidooxazole.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Laboratories use this the parent drug substance standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Specifications & identifiers

Chemical identifiers
Product name	Sulfamoxole
Catalogue No.	VQ-042307
CAS Number	729-99-7
IUPAC name	4-amino-N-(4,5-dimethyl-1,3-oxazol-2-yl)benzenesulfonamide
Molecular formula	C₁₁H₁₃N₃O₃S
Molecular weight	267.31 g/mol
Exact mass	267.0678
Grade	Reference Standard
HSN code	38229090
InChIKey	CYFLXLSBHQBMFT-UHFFFAOYSA-N
SMILES	CC1=C(OC(=N1)NS(=O)(=O)C2=CC=C(C=C2)N)C
PubChem CID	12894

Physical properties
Physical form	Solid
LogP (XLogP3)	1.3
H-bond donors / acceptors	2 / 6
TPSA	107 Å²
Synonyms	Sulfamoxol, 4-Amino-N-(4,5-dimethyl-2-oxazolyl)benzenesulfonamide, 4,5-Dimethyl-2-sulfanilamidooxazole, N1-(4,5-Dimethyl-2-oxazolyl)sulfanilamide, 2-(p-Aminobenzenesulfonamido)-4,5-dimethyloxazole, p-Aminobenzenesulfonyl-2-amino-4,5-dimethyloxazole, 2-(p-Aminobenzolsulfonamido)-4,5-dimethyloxazol, N(sup 1)-(4,5-Dimethyl-2-oxazolyl)sulfanilamide, Benzenesulfonamide, 4-amino-N-(4,5-dimethyl-2-oxazolyl)-, 4-amino-N-(dimethyl-1,3-oxazol-2-yl)benzene-1-sulfonamide, Tardamide, 4-amino-N-(4,5-dimethyloxazol-2-yl)benzenesulfonamide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements: P261, P272, P280, P302 + P352, P321, P333 + P317, P362 + P364, 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 Sulfamoxole?

The CAS Registry Number of Sulfamoxole is 729-99-7. It is also known as Sulfamoxol, 4-Amino-N-(4,5-dimethyl-2-oxazolyl)benzenesulfonamide, 4,5-Dimethyl-2-sulfanilamidooxazole.

What is the molecular formula and molecular weight of Sulfamoxole?

Sulfamoxole has the molecular formula C11H13N3O3S and a molecular weight of 267.31 g/mol. Its IUPAC name is 4-amino-N-(4,5-dimethyl-1,3-oxazol-2-yl)benzenesulfonamide.

Which grade and pack sizes of Sulfamoxole can I order?

We supply Sulfamoxole 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 Sulfamoxole?

Yes. Every lot of Sulfamoxole 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 Sulfamoxole be shipped internationally?

Yes. Sulfamoxole 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.