Cefalexin, 99%

Name: Cefalexin, 99%
Brand: Vaqora Chemicals
SKU: VQ-012346

About Cefalexin, 99%

Listed under CAS 15686-71-2, Cefalexin is a sulfur heterocycle available from Vaqora Chemicals at a purity of 99%. Formula C16H17N3O4S, molecular weight 347.4 g/mol. Common synonyms include cephalexin and Cephacillin.

The material typically appears as white to light yellow powder or crystals. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Cefalexin in 1 g, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Cefalexin, 99%
Catalogue No.	VQ-012346
CAS Number	15686-71-2
IUPAC name	(6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₆H₁₇N₃O₄S
Molecular weight	347.4 g/mol
Exact mass	347.094
Purity / assay	99%
HSN code	29420090
InChIKey	ZAIPMKNFIOOWCQ-UEKVPHQBSA-N
SMILES	CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=CC=C3)N)SC1)C(=O)O
PubChem CID	27447

Physical properties
Physical form	Crystalline
Appearance	White to light yellow powder or crystals
LogP (XLogP3)	0.6
H-bond donors / acceptors	3 / 6
TPSA	138 Å²
Synonyms	cephalexin, Cephacillin, Ceporexin, Mamalexin, Carnosporin, Cefaleksin, Cephalexine, Ceporexine, Sinthecillin, Uphalexin, Alsporin, Cepexin

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P271, P272, P280, P284, P302 + P352, P304 + P340, P321, P333 + P317, P342 + P316, P362 + P364, P403, 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 Cefalexin, 99%?

The CAS Registry Number of Cefalexin, 99% is 15686-71-2. It is also known as cephalexin, Cephacillin, Ceporexin.

What is the molecular formula and molecular weight of Cefalexin, 99%?

Cefalexin, 99% has the molecular formula C16H17N3O4S and a molecular weight of 347.4 g/mol. Its IUPAC name is (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

Which grade and pack sizes of Cefalexin, 99% can I order?

We supply Cefalexin, 99% in (99%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cefalexin, 99%?

Yes. Every lot of Cefalexin, 99% 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 Cefalexin, 99% be shipped internationally?

Yes. Cefalexin, 99% 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.