Cefdinir
Also known as: Omnicef, Cefzon, FK-482, CFDN, CI 983, Novacef, Omnice, cefdinyl, (6R,7R)-7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-hydroxyimino-1-oxoethyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(hydroxyimino)-1-oxoethyl]amino]-3-ethenyl-8-oxo-, (6R,7R)-
Cefdinir (CAS 91832-40-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H13N5O5S2 and a molecular weight of 395.414 g/mol. Key properties include a melting point of >180°C dec. and a density of 1.9±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 91832-40-5
- Jingsj CID
- J-11484-1
- Molecular Formula
- C14H13N5O5S2
- Molecular Weight
- 395.414 g/mol
- Category
- Organic Compounds
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | >180°C dec. |
|---|---|
| Density | 1.9±0.1 g/cm3 |
| Exact Mass | 395.035797 |
| PSA | 211.75000 |
| LogP | -0.63 |
| Refractive Index | 1.862 |
| Storage Conditions | Room temp |
Activity & Biological Data
| Additional Information | [1]. Soejima R. Cefdinir. Jpn J Antibiot. 1992 Oct;45(10):1239-52. [2]. Labro MT, et al. Cefdinir (CI-983), a new oral amino-2-thiazolyl cephalosporin, inhibits human neutrophil myeloperoxidase in the extracellular medium but not the phagolysosome. J Immunol. 1994 Mar 1;152(5):2447-55. |
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Customs & Trade Information
| HS Code | 2941905990 |
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Frequently Asked Questions
What is the CAS number of Cefdinir?
The CAS number of Cefdinir is 91832-40-5.
What are the molecular formula and molecular weight of Cefdinir?
Cefdinir has molecular formula C14H13N5O5S2 and molecular weight 395.414 g/mol.
What are the upstream and downstream products of Cefdinir?
For Cefdinir, Upstream Products: S-2-Benzothiazolyl (Z)-2-(2-aminothiazol-4-yl)-2-acetyloxyiminothioacetate, 7-AVCA.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cefdinir (CAS 91832-40-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11484-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.