Besifloxacin hydrochloride
Drug ingredientCAS 405165-61-9
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
US productionNot reported
Top sourceNo public record
This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
4 FDA-registered drug labelers
Indoco Remedies Limited
Maithri Drugs Private Limited
Neuland Laboratories Limited
Quimica Sintetica S.A.
Why It Matters
Sectors
Health
Downstream UsesNot recorded
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Vendor Pricing
$309.40/gBLD Pharmatech Ltd.
CountryChina
Pack$1547.00 / 5 g
Purity99%
Vendors20 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
19 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $313.20 | 5 g | 99% |
| Aaron Chemicals LLC | Hong Kong | $362.00 | 1 g | 99% |
| Combi-Blocks (back-ordered) | United States | $442.00 | 1 g | 95% |
| A2B Chem LLC | United States | $564.00 | 250 mg | 99% |
| AA BLOCKS | United States | $728.00 | 250 mg | 99% |
| Molnova | China | $1420.00 | 500 mg | 99% |
| TargetMol Chemicals | China → United States | $1578.00 | 500 mg | 99.95% |
| TargetMol Chemicals EU | Austria | $3350.00 | 100 mg | 99.95% |
| Ambeed, Inc. | United States | $3500.00 | 10 mg | 99% |
| BLD Pharmatech Co., Limited | United States | $3500.00 | 10 mg | 99% |
| MedKoo Biosciences, Inc | United States | $3800.00 | 250 mg | 98% |
| Apexbio Technology LLC | United States | $4120.00 | 50 mg | 99.78% |
| MedChemExpress MCE | Sweden | $5771.70 | 100 mg | 98.49% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| Angene International Limited | United States | $7940.00 | 100 mg | 98% |
| AstaTech (2 weeks) | United States | $10160.00 | 25 mg | 98% |
| Cayman Europe | Estonia | $12185.60 | 25 mg | 95% |
| Sigma-Aldrich (Rush Stock) | Germany | $12979.80 | 50 mg | 98% |
| Sigma-Aldrich | Germany | $12979.80 | 50 mg | 98% |
Chemical Identity
CAS405165-61-9
PubChem CID10224595
DTXSIDDTXSID20193529
FormulaC19H22Cl2FN3O3
Mol. Weight430.3 g/mol
SMILESC1CCN(CC(C1)N)C2=C(C=C3C(=C2Cl)N(C=C(C3=O)C(=O)O)C4CC4)F.Cl
Data Sources
- PubChem · compound 10224595Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Besifloxacin hydrochloride (CAS 405165-61-9) https://chemicalindependence.com/chemical/405165-61-9/ PubChem: 10224595. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/10224595 FDA National Drug Code directory: CAS 405165-61-9. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/