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Cefoxitin sodium (Betacef) is a semisynthetic cephamycin antibiotic resistant to beta-lactamase.

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 100 mg | $32 | In Stock | |
| 500 mg | $73 | In Stock | |
| 1 g | $105 | In Stock | |
| 2 g | $155 | In Stock | |
| 1 mL x 10 mM (in DMSO) | $39 | In Stock |
| Description | Cefoxitin sodium (Betacef) is a semisynthetic cephamycin antibiotic resistant to beta-lactamase. |
| Synonyms | MK-306, Merxin, Cenomycin, Betacef |
| Molecular Weight | 449.43 |
| Formula | C16H16N3NaO7S2 |
| Cas No. | 33564-30-6 |
| Smiles | [C@]1([C@@H]2N(C1=O)C(=C(CS2)COC(=O)N)C(=O)[O-])(NC(=O)Cc1cccs1)OC.[Na+] |
| Relative Density. | no data available |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||||||||||||
| Solubility Information | DMSO: 32 mg/mL (71.2 mM), Sonication is recommended. | ||||||||||||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||||||||||||
DMSO
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