Levofloxacin
SIGMA/28266 - 98.0-102.0% anhydrous basis (HPLC)
Synonym: Levofloxacin Anhydrous; (−)-Ofloxacin
CAS Number: 100986-85-4
Empirical Formula (Hill Notation): C18H20FN3O4
Molecular Weight: 361.37
MDL Number: MFCD00865049
Linear Formula: C18H20FN3O4
Product Type: Chemical
| antibiotic activity spectrum | Gram-negative bacteria |
| Gram-positive bacteria | |
| assay | 98.0-102.0% anhydrous basis (HPLC) |
| biological source | synthetic |
| color | light yellow-white to yellow-white |
| form | powder or crystals |
| InChI | 1S/C18H20FN3O4/c1-10-9-26 |
| InChI key | GSDSWSVVBLHKDQ-JTQLQIEISA |
| mode of action | enzyme | inhibits |
| Quality Level | 200 ![]() |
| SMILES string | OC(C(C1=O)=CN2C(C1=CC(F)= |
| Application: | Levofloxacin is a broad-spectrum antibiotic used in pharmacokinetic , antibiotic resistance , and resistance prevention studies. Antibiotic against bacterial respiratory tract infections. |
| Biochem/physiol Actions: | Levofloxacin is active against Gram-positive and Gram-negative bacteria. It inhibits DNA gyrase (type II topoisomerase) and topoisomerase IV, thereby inhibiting cell division. |
| Other Notes: | Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place. |
| Packaging: | 10mg, 1g, 10g |
| Symbol | ![]() GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H317 - H334 |
| Precautionary statements | P261 - P264 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P312 |
| Hazard Codes | Xn |
| Risk Statements | 63-22-42/43-64 |
| Safety Statements | 26-36/37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 98.0-102.0% anhydrous basis (HPLC) |
| UNSPSC | 51102829 |



