Cefalonium
Based on 1 Customer Validation
Cefalonium is the first-generation β-lactam cephalosporin antibiotic that is widely used to research bovine mastitis caused by Gram-positive bacteria including staphylococci.
For research use only. We do not sell to patients.
- Purity: 98.85%
- CAS No.: 5575-21-3
- Formula: C20H18N4O5S2
- Molecular Weight:458.51
-
Storage:Powder -20°C, 3 years ; In solvent -80°C, 6 months , -20°C, 1 month
All Antibiotic Isoforms
More
Biological Activity
|
β-lactam |
Chemical Information
-
CAS No. 5575-21-3
-
Appearance Solid
-
Molecular Weight 458.51
-
Formula C20H18N4O5S2
-
Color White to light yellow
-
SMILES
O=C(N[C@H]1[C@@]2([H])SCC(C[N+]3=CC=C(C(N)=O)C=C3)=C(C([O-])=O)N2C1=O)CC4=CC=CS4
-
Shipping
Room temperature in continental US; may vary elsewhere.
-
Storage
Powder -20°C 3 years In solvent -80°C 6 months -20°C 1 month
Solvent & Solubility
DMSO : 100 mg/mL (218.10 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
-
Data Sheet (271 KB)
-
SDS (701 KB)
- English - EN (701 KB)
- Français - FR (701 KB)
- Deutsch - DE (701 KB)
- Norwegian - NO (701 KB)
- Español - ES (701 KB)
- Swedish - SV (701 KB)
- Italian - IT (701 KB)
- Portuguese - PT (701 KB)
-
Handling Instructions (2659 KB)
References
[1]. Harada K, et, al. Assessment of the Usefulness of Cefapirin and Cefalonium Disks for Susceptibility Testing of Staphylococcus aureus Isolates from Bovine Mastitis. Antibiotics (Basel). 2020 Apr 21;9(4):197. [Content Brief]
[2]. Demon D, et, al. The intramammary efficacy of first generation cephalosporins against Staphylococcus aureus mastitis in mice. Vet Microbiol. 2012 Nov 9;160(1-2):141-50. [Content Brief]
[3]. Berry EA, et, al. Effect of an intramammary teat seal and dry cow antibiotic in relation to dry period length on postpartum mastitis. J Dairy Sci. 2007 Feb;90(2):760-5. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 2.1810 mL | 10.9049 mL | 21.8098 mL | 54.5244 mL |
| 5 mM | 0.4362 mL | 2.1810 mL | 4.3620 mL | 10.9049 mL | |
| 10 mM | 0.2181 mL | 1.0905 mL | 2.1810 mL | 5.4524 mL | |
| 15 mM | 0.1454 mL | 0.7270 mL | 1.4540 mL | 3.6350 mL | |
| 20 mM | 0.1090 mL | 0.5452 mL | 1.0905 mL | 2.7262 mL | |
| 25 mM | 0.0872 mL | 0.4362 mL | 0.8724 mL | 2.1810 mL | |
| 30 mM | 0.0727 mL | 0.3635 mL | 0.7270 mL | 1.8175 mL | |
| 40 mM | 0.0545 mL | 0.2726 mL | 0.5452 mL | 1.3631 mL | |
| 50 mM | 0.0436 mL | 0.2181 mL | 0.4362 mL | 1.0905 mL | |
| 60 mM | 0.0363 mL | 0.1817 mL | 0.3635 mL | 0.9087 mL | |
| 80 mM | 0.0273 mL | 0.1363 mL | 0.2726 mL | 0.6816 mL | |
| 100 mM | 0.0218 mL | 0.1090 mL | 0.2181 mL | 0.5452 mL |