Ceftiofur

Name: Ceftiofur
Brand: Vaqora Chemicals
SKU: VQ-029715

About Ceftiofur

Vaqora Chemicals supplies Ceftiofur, a high-purity reference standard of Ceftiofur registered under CAS number 80370-57-6. With the molecular formula C19H17N5O7S3, it has a molar mass of 523.6 g/mol. Alternative names: Ceftiofur crystalline free acid and Ceftiofur Free Acid.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Ceftiofur, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Ceftiofur

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

Ceftiofur impurities

Specifications & identifiers

Chemical identifiers
Product name	Ceftiofur
Catalogue No.	VQ-029715
CAS Number	80370-57-6
IUPAC name	(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(furan-2-carbonylsulfanylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₉H₁₇N₅O₇S₃
Molecular weight	523.6 g/mol
Exact mass	523.029
Grade	Reference Standard
HSN code	38229090
InChIKey	ZBHXIWJRIFEVQY-IHMPYVIRSA-N
SMILES	CO/N=C(/C1=CSC(=N1)N)\C(=O)N[C@H]2[C@@H]3N(C2=O)C(=C(CS3)CSC(=O)C4=CC=CO4)C(=O)O
PubChem CID	6328657

Physical properties
Physical form	Solid
LogP (XLogP3)	0.2
H-bond donors / acceptors	3 / 13
TPSA	256 Å²
Synonyms	Ceftiofur crystalline free acid, Ceftiofur Free Acid, Excede Sterile, Excede for Swine Sterile, Naxcel (veterinary), Ceftiofur/ceftiofur free acid

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 Ceftiofur?

The CAS Registry Number of Ceftiofur is 80370-57-6. It is also known as Ceftiofur crystalline free acid, Ceftiofur Free Acid, Excede Sterile.

What is the molecular formula and molecular weight of Ceftiofur?

Ceftiofur has the molecular formula C19H17N5O7S3 and a molecular weight of 523.6 g/mol.

What is Ceftiofur used for?

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

We supply Ceftiofur 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 Ceftiofur?

Yes. Every lot of Ceftiofur 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 Ceftiofur be shipped internationally?

Yes. Ceftiofur 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.