Florfenicol

Description

Florfenicol · CAS 76639-94-6 · C12H14Cl2FNO4S. UNII 9J97307Y1H. LogP: 0.96; Collision Cross Section: 174.1 Ų [M-H]-; Collision Cross Section: 170.95 Ų [M+Na]+.

Identification

CAS Registry Number	76639-94-6
PubChem CID	114811
Molecular formula	C12H14Cl2FNO4S
IUPAC name	2,2-dichloro-N-[(1R,2S)-3-fluoro-1-hydroxy-1-(4-methylsulfonylphenyl)propan-2-yl]acetamide
UNII (FDA)	9J97307Y1H

Computed Descriptors

Molecular Weight	358.2
XLogP3	0.8
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	6
Exact Mass	357.0004627
Monoisotopic Mass	357.0004627
Topological Polar Surface Area	91.9
Heavy Atom Count	21
Formal Charge	0

Physical & Chemical Properties

LogP	0.96
Collision Cross Section	174.1 Ų [M-H]-
Collision Cross Section	170.95 Ų [M+Na]+

Physical description & handling notes

• 170.7 Ų [M+Na]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]
• 169.78 Ų [M+Na]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]
• 171.97 Ų [M+K]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]
• 173.4 Ų [M+H-H2O]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]

Regulatory Status

GHS notification summary	4% (4 / 101)

GHS Hazard Classification

GHS notification summary	4% (4 / 101)
Reported hazard statements	H361 (92.1%), H372 (91.1%), H400 (91.1%), H410 (91.1%), H302 (50%), H312 (50%), H332 (50%), H412 (50%)

Documented Uses

• Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients
• Substances that inhibit the growth or reproduction of BACTERIA.
• QJ - Antiinfectives for systemic use
• QJ01 - Antibacterials for systemic use
• QJ51 - Antibacterials for intramammary use
• QJ51B - Amphenicols for intramammary use

Synonyms

Florfenicol; 73231-34-2; Nuflor; (-)-Florfenicol; Sch-25298; Sch 25298; Nuflor gold; 2,2-dichloro-N-[(1R,2S)-3-fluoro-1-hydroxy-1-(4-methylsulfonylphenyl)propan-2-yl]acetamide; DTXSID9045500; Acetamide, 2,2-dichloro-N-((1S,2R)-1-(fluoromethyl)-2-hydroxy-2-(4-(methylsulfonyl)phenyl)ethyl)-; D-threo-2,2-Dichloro-N-(alpha-(fluoromethyl)-beta-hydroxy-p-(methylsulfonyl)phenethyl)acetamide; 9J97307Y1H; NSC-759287; Acetamide, 2,2-dichloro-N-[(1S,2R)-1-(fluoromethyl)-2-hydroxy-2-[4-(methylsulfonyl)phenyl]ethyl]-; DTXCID7025500; CHEBI:87185

Frequently Asked Questions

What are the CAS number and molecular formula of Florfenicol?

CAS 76639-94-6; molecular formula C12H14Cl2FNO4S; molecular weight — g/mol.

What other names is Florfenicol known by?

Florfenicol, 73231-34-2, Nuflor, (-)-Florfenicol, Sch-25298, Sch 25298.

Is Florfenicol classified as hazardous?

4% of GHS notifications report no hazard classification (4 of 101).

What are the key physical properties of Florfenicol?

LogP: 0.96; Collision Cross Section: 174.1 Ų [M-H]-; Collision Cross Section: 170.95 Ų [M+Na]+.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.