Cephalexin R-Sulfoxide

Name: Cephalexin R-Sulfoxide
Brand: Vaqora Chemicals
SKU: VQ-029728

About Cephalexin R-Sulfoxide

Cephalexin R-Sulfoxide is a metabolite or degradation product of Cephalexin carrying the CAS registry number 52210-38-5. Formula C16H17N3O5S, molecular weight 363.4 g/mol. Common synonyms include Cefalexin R-Sulfoxide.

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. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Cephalexin, to validate stability-indicating methods (AMV) and to support QC and 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, Cephalexin R-Sulfoxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Cephalexin

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

Cephalexin impurities

Specifications & identifiers

Chemical identifiers
Product name	Cephalexin R-Sulfoxide
Catalogue No.	VQ-029728
CAS Number	52210-38-5
IUPAC name	(5R,6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-5,8-dioxo-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₆H₁₇N₃O₅S
Molecular weight	363.4 g/mol
Exact mass	363.0889
Grade	Reference Standard
HSN code	38229090
InChIKey	GAMHLNJQISGSQF-GBPIQMGNSA-N
SMILES	CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=CC=C3)N)[S@](=O)C1)C(=O)O
PubChem CID	53828026

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.6
H-bond donors / acceptors	3 / 7
TPSA	149 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 Cephalexin R-Sulfoxide?

The CAS Registry Number of Cephalexin R-Sulfoxide is 52210-38-5. It is also known as Cefalexin R-Sulfoxide.

What is the molecular formula and molecular weight of Cephalexin R-Sulfoxide?

Cephalexin R-Sulfoxide has the molecular formula C16H17N3O5S and a molecular weight of 363.4 g/mol. Its IUPAC name is (5R,6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-5,8-dioxo-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cephalexin R-Sulfoxide used for?

Cephalexin R-Sulfoxide is supplied as a characterised reference material related to Cephalexin. 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 Cephalexin R-Sulfoxide can I order?

We supply Cephalexin R-Sulfoxide 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 Cephalexin R-Sulfoxide?

Yes. Every lot of Cephalexin R-Sulfoxide 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 Cephalexin R-Sulfoxide be shipped internationally?

Yes. We export Cephalexin R-Sulfoxide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.