040-000-313 Florfenicol CAS 73231-34-2

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Synonyms 2,2-dichloro-N-[(1S,2R)-1-(fluoromethyl)-2-hydroxy-2-[4-(methylsulfonyl)phenyl]ethyl]-acetamide
Keywords Antibiotic, intestinal infections
Related products Ritonavir,  Arbidol Hydrochloride, Sulfadiazine


Florfenicol Specifications

Product Name Florfenicol
CAS Registry Number 73231-34-2
Molecular Formula C12H14Cl2FNO4S
Molecular Weight 358.2 g/mol
Purity >99 %
Appearance White powder
Package 1kg-25kg
Shelf life 2 years
Functions Antibiotic

Florfenicol Description

Florfenicol is a monofluoro derivative of thiamphenicol, a white or off-white crystalline powder, odorless. Florfenicol is slightly soluble in water and chloroform, slightly soluble in glacial acetic acid, and soluble in methanol and ethanol. It is a new broad-spectrum antibacterial drug for veterinary medicine developed successfully in the late 1980s.

Florfenicol Applications

Florfenicol is a special antibacterial drug for animals, used for bacterial diseases of pigs, chickens, and fish caused by sensitive bacteria, especially for respiratory infections and intestinal infections.


  1. Neu, H.C., and Fu, K.P. In vitro activity of chloramphenicol and thiamphenicol analogs. Antimicrob. Agents Chemother. 18(2), 311-316 (1980).
  2. Cannon, M., Harford, S., and Davies, J. A comparative study on the inhibitory actions of chloramphenicol, thiamphenicol, and some fluorinated derivatives. J. Antimicrob. Chemother. 26(3), 307-317 (1990).
  3. Priebe, S., and Schwarz, S. In vitro activities of florfenicol against bovine and porcine respiratory tract pathogens. Antimicrob. Agents Chemother. 47(8), 2703-2705 (2003).