Florfenicol (73231-34-2)–Veterinary API Featured Image
  • Florfenicol (73231-34-2)–Veterinary API

Florfenicol (73231-34-2)

CAS No.: 73231-34-2

MF: C12H14Cl2FNO4S

Product Description

New Description

Product Description

Florfenicol is a synthetic monofluorine derivative of methylsulfonamycin, a broad-spectrum antimicrobial agent of the chloramphenicol class for veterinary use.

Florfenicol Usage

● livestock: Florfenicol used to prevent and control asthma, infectious pleuropneumonia, atrophic rhinitis, swine pneumonia, streptococcal disease, etc. caused by respiratory distress, body temperature, cough, choking, reduced food intake, wasting, etc. has a very strong effect on E. coli, etc. caused by piglets yellow and white dysentery, enteritis, hemorrhagic dysentery, edema disease, etc. effective.

● poultry: for the prevention and control of cholera, white diarrhea in chicks, diarrhea, stubborn diarrhea, yellow, white and green stool, watery stool, dysentery, intestinal mucosa dotted or diffuse hemorrhage, umbilicus, packaged heart, packaged liver, chronic respiratory disease caused by bacteria, mycoplasma, infectious rhinitis, cloudy air sacs, cough, tracheal croup, respiratory difficulties, etc. caused by E. coli, Salmonella, Pasteurella.

Test Items Acceptance Criteria Test Results Conclusion
Appearance White or off-white powder or crystalline powder, odorless. White powder, odorless. Complies
Solubility Very soluble in N.N-Dimethylformamide, Soluble in methanol, Sparingly soluble in glacial acetic acid, Very slightly soluble in chloroform, Practically insoluble in water. Complies Complies
Melting Point 152 °C 〜156 °C 1536C 〜154.7C Complies
Optical Rotation -16° 〜-19° -17.4° Complies
Identification The retention time of the major peak of the Sample solution should correspond to that of the Standard solution, as obtained in the Assay. Complies Complies
The absorption maxima in the spectrum obtained with the Sample should correspond in position and relative size to those in the spectrum obtained with the Standard. Complies Complies
pH 4.5 〜6.5 5.96 Complies
Chloride ≤0.02% <0.02% Complies
Fluoride ≥4.8% 5.0% Complies
Related Substances Individual impurities ≤0.5% 0.18% Complies
Total impurities ≤2.0% 0.64% Complies
Water(KF) ≤0.5% 0.15% Complies
Residue on Ignition ≤0.1% 0.04% Complies
Heavy Metals ≤20ppm <20ppm Complies
Assay ≥98.0% (On the anhydrous basis) 99.2% Complies

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