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Antibiotic & Antibacterial APIs

Cefpodoxime Proxetil

IP/BP/USPAvailable on request

Cefpodoxime Proxetil (CAS 87239-81-4) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 1 kg.

Pack sizes
Cefpodoxime Proxetil chemical structure
CAS number87239-81-4
FormulaC21H27N5O9S2
Molar mass557.6 g/mol
Physical formPowder
HS code2941
Purity≥99.5%
InChIKeyLTINZAODLRIQIX-FBXRGJNPSA-N
IUPAC name1-propan-2-yloxycarbonyloxyethyl (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

About Cefpodoxime Proxetil

Cefpodoxime Proxetil sits in our antibiotic & Antibacterial APIs section and ships worldwide from stock or short lead time. For your records (IP/BP/USP), the material is defined by CAS 87239-81-4, formula C21H27N5O9S2 and molar mass 557.6 g/mol. It is handled as a powder.

Use cases we see most often

  • Pharmaceutical formulation
  • Generic drug development

Handling and storage

It carries the GHS signal word Danger (H317 and H334), so wear gloves and eye protection and work with good ventilation.

Available as 1 kg, 5 kg and 25 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Specifications and identifiers

Specifications of Cefpodoxime Proxetil
Product nameCefpodoxime Proxetil
Catalogue numberZX-003912
CAS number87239-81-4
IUPAC name1-propan-2-yloxycarbonyloxyethyl (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Molecular formulaC21H27N5O9S2
Molar mass557.6 g/mol
Exact mass557.125
GradeIP/BP/USP
Purity / assay≥99.5%
Physical formPowder
XLogP30.6
H-bond donors / acceptors2 / 14
Topological polar surface area235 Ų
HS code2941
InChIKeyLTINZAODLRIQIX-FBXRGJNPSA-N
SMILESCC(C)OC(=O)OC(C)OC(=O)C1=C(CS[C@H]2N1C(=O)[C@H]2NC(=O)/C(=N\OC)/C3=CSC(=N3)N)COC
PubChem CID6526396
SynonymsVantin, cephalosporin 807, Proxetil, Cefpodoxime, 807, Cephalosporin, CS 807, 807, CS, Xtum-O, Simplicef [Veterinary], Cefodoxime Proxetil, cefpodoxime 1-(isopropyloxycarbonyloxy)ethyl ester, Vantin (TN), Cefpodoxime proxetil CRS

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
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 Cefpodoxime Proxetil
1 kgQuoted on request
5 kgQuoted on request
25 kgQuoted on request

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

Questions about Cefpodoxime Proxetil

Which CAS number identifies Cefpodoxime Proxetil?
Cefpodoxime Proxetil is registered under CAS 87239-81-4. You may also see it listed as Vantin, cephalosporin 807, Proxetil, Cefpodoxime. Our catalogue number for this item is ZX-003912.
What are the formula and molar mass of Cefpodoxime Proxetil?
For Cefpodoxime Proxetil, its formula is C21H27N5O9S2 and its molar mass is 557.6 g/mol. InChIKey LTINZAODLRIQIX-FBXRGJNPSA-N lets you match it in any structure database.
What grade and pack sizes are available for Cefpodoxime Proxetil?
This listing is IP/BP/USP grade with ≥99.5% purity. Standard packs are 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Cefpodoxime Proxetil?
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 Cefpodoxime Proxetil to my country?
Yes. Because Cefpodoxime Proxetil 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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