Cefteram pivoxil

Also known as: Tomiron, Ro 19-5248, T 2588, Cefteram pivaloyloxymethyl ester, pivaloyloxymethyl (Z)-7-[2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido]-3-(5-methyl-2H-tetrazol-2-ylmethyl)-3-cephem-4-carboxylate, 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-, (2,2-dimethyl-1-oxopropoxy)methyl ester, [6R-[6α,7β(Z)]]-, CEFTERAMPIVOXYL, Tomiron 100, Antibiotic T 2588

Cefteram pivoxil (CAS 82547-81-7) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C22H27N9O7S2 and a molecular weight of 593.63600 g/mol. Key properties include a melting point of 125-128ºC and a density of 1.66 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 82547-81-7
Jingsj CID: J-1981285-4
Molecular Formula: C₂₂H₂₇N₉O₇S₂
Molecular Weight: 593.63600 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	125-128ºC
Density	1.66 g/cm3
Exact Mass	593.14700
PSA	259.65000
LogP	0.72490
Refractive Index	1.744
Storage Conditions	Hygroscopic, -20°C Freezer, Under Inert Atmosphere

Activity & Biological Data

Additional Information	[1]. Zou J, et al. Pharmacokinetic and bioequivalence comparison of a single 100-mg dose of cefteram pivoxil powder suspension and tablet formulations: a randomized-sequence, open-label, two-period crossover study in healthy Chinese adult male volunteers. Clin Ther. 2008;30(4):654-660.

Frequently Asked Questions

What is the CAS number of Cefteram pivoxil?

The CAS number of Cefteram pivoxil is 82547-81-7.

What are the molecular formula and molecular weight of Cefteram pivoxil?

Cefteram pivoxil has molecular formula C22H27N9O7S2 and molecular weight 593.63600 g/mol.

What are the upstream and downstream products of Cefteram pivoxil?

For Cefteram pivoxil, Downstream Products: Cefteram pivoxil.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Cefteram pivoxil (CAS 82547-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1981285-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.