Cefazolin Acid

Name: Cefazolin Acid
Brand: Vaqora Chemicals
SKU: VQ-022062

About Cefazolin Acid

Listed under CAS 25953-19-9, Cefazolin Acid is an impurity of Cefazolin available from Vaqora Chemicals. Its molecular formula is C14H14N8O4S3 and its molecular weight is 454.5 g/mol. It is also known as Cefazolin or Cephazolin.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Cefazolin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cefazolin Acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Cefazolin

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

Cefazolin impurities

Specifications & identifiers

Chemical identifiers
Product name	Cefazolin Acid
Catalogue No.	VQ-022062
CAS Number	25953-19-9
IUPAC name	(6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₄H₁₄N₈O₄S₃
Molecular weight	454.5 g/mol
Exact mass	454.03
Grade	Reference Standard
HSN code	38229090
InChIKey	MLYYVTUWGNIJIB-BXKDBHETSA-N
SMILES	CC1=NN=C(S1)SCC2=C(N3[C@@H]([C@@H](C3=O)NC(=O)CN4C=NN=N4)SC2)C(=O)O
PubChem CID	33255

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.4
H-bond donors / acceptors	2 / 12
TPSA	235 Å²
Synonyms	Cefazolin, Cephazolin, Cefazoline, Cephamezine, Cefamezin, Cephazoline, Cephazolidin, Atirin

Safety & hazard information (GHS)

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 Cefazolin Acid?

The CAS Registry Number of Cefazolin Acid is 25953-19-9. It is also known as Cefazolin, Cephazolin, Cefazoline.

What is the molecular formula and molecular weight of Cefazolin Acid?

Cefazolin Acid has the molecular formula C14H14N8O4S3 and a molecular weight of 454.5 g/mol. Its IUPAC name is (6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cefazolin Acid used for?

Cefazolin Acid is supplied as a characterised reference material related to Cefazolin. 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 Cefazolin Acid can I order?

We supply Cefazolin Acid 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 Cefazolin Acid?

Yes. Every lot of Cefazolin Acid 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 Cefazolin Acid be shipped internationally?

Yes. Cefazolin Acid 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.