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Florfenicol

Also known as: Aquaflor, Nuflor, SCH-25298, 2,2-dichloro-N-[(1R,2S)-3-fluoro-1-hydroxy-1-(4-methylsulfonylphenyl)propan-2-yl]acetamide

Florfenicol (CAS 73231-34-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H14Cl2FNO4S and a molecular weight of 358.213 g/mol. Key properties include a melting point of 153 °C, a boiling point of 617.5±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 327.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73231-34-2
Jingsj CID
J-1117839-5
Molecular Formula
C12H14Cl2FNO4S
Molecular Weight
358.213 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point153 °C
Boiling Point617.5±55.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point327.3±31.5 °C
Exact Mass357.000458
PSA91.85000
LogP-0.12
Vapor Pressure0.0±1.9 mmHg at 25°C
Refractive Index1.548

Activity & Biological Data

Additional Information[1]. Al-Shahrani S, et al. Florfenicol induces early embryonic death in eggs collected from treated hens. BMC Vet Res. 2015 Aug 18;11(1):213. [2]. Corinna Kehrenberg, et al. A new mechanism for chloramphenicol, florfenicol and clindamycin resistance: methylation of 23S ribosomal RNA at A2503. Molecular Microbiology Volume 57, Issue 4, pages 1064–1073, August 2005

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Florfenicol?

The CAS number of Florfenicol is 73231-34-2.

What are the molecular formula and molecular weight of Florfenicol?

Florfenicol has molecular formula C12H14Cl2FNO4S and molecular weight 358.213 g/mol.

What are the upstream and downstream products of Florfenicol?

For Florfenicol, Upstream Products: Ethyl dichloroacetate, Methyl dichloroacetate, Florfenicol amine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Florfenicol (CAS 73231-34-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117839-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.