Ceftiofur

Name: Ceftiofur
Brand: Zemixal
SKU: ZX-028531

Reference StandardAvailable on request

Ceftiofur (CAS 80370-57-6) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes

CAS number80370-57-6

FormulaC₁₉H₁₇N₅O₇S₃

Molar mass523.6 g/mol

Physical formSolid

HS code38229090

InChIKeyZBHXIWJRIFEVQY-IHMPYVIRSA-N

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

About Ceftiofur

Analytical teams working on Ceftiofur use Ceftiofur as a qualified comparison standard. Key data (Reference Standard): CAS 80370-57-6, formula C19H17N5O7S3 and molar mass 523.6 g/mol. It is handled as a solid.

Common uses in the lab and plant

Identification & assay
Method development & validation
QC reference material

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H317 and H334. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Ceftiofur

See every impurity, metabolite and related compound we list for this API.

Ceftiofur standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Ceftiofur
Product name	Ceftiofur
Catalogue number	ZX-028531
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
Molar mass	523.6 g/mol
Exact mass	523.029
Grade	Reference Standard
Physical form	Solid
XLogP3	0.2
H-bond donors / acceptors	3 / 13
Topological polar surface area	256 Å²
HS 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
Synonyms	Ceftiofur crystalline free acid, Ceftiofur Free Acid, Excede Sterile, Excede for Swine Sterile, Naxcel (veterinary), Ceftiofur/ceftiofur free acid

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Health hazard

Signal word Danger

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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Ceftiofur
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Ceftiofur

Which CAS number identifies Ceftiofur?

Ceftiofur is registered under CAS 80370-57-6. You may also see it listed as Ceftiofur crystalline free acid, Ceftiofur Free Acid, Excede Sterile. Our catalogue number for this item is ZX-028531.

What are the formula and molar mass of Ceftiofur?

For Ceftiofur, its formula is C19H17N5O7S3 and its molar mass is 523.6 g/mol. InChIKey ZBHXIWJRIFEVQY-IHMPYVIRSA-N lets you match it in any structure database.

How is Ceftiofur used in pharmaceutical QC?

Ceftiofur is a characterised reference material linked to Ceftiofur. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Ceftiofur?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Ceftiofur?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Ceftiofur to my country?

Yes. Because Ceftiofur is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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