Difluoxacin hydrochloride

盐酸二氟沙星

Also known as: Difluoxacin HCl, Difloxacin hydrochloride, Difloxacin HCL, 6-Fluoro-1-(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylic acid hydrochloride, 6-fluoro-1-(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylic acid, hydrochloride, 3-Quinolinecarboxylic acid, 6-fluoro-1-(4-fluorophenyl)-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-, monohydrochloride, MFCD03840489

Difluoxacin hydrochloride (CAS 91296-86-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H20ClF2N3O3 and a molecular weight of 435.852 g/mol. It is also known as Difluoxacin HCl, Difloxacin hydrochloride and Difloxacin HCL. Key properties include a melting point of >245ºC (dec.), a boiling point of 595.5ºC at 760 mmHg, a density of 1.409 g/cm3 and a flash point of 313.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91296-86-5
Jingsj CID
J-1972406-9
Molecular Formula
C21H20ClF2N3O3
Chinese Name
盐酸二氟沙星
Molecular Weight
435.852 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>245ºC (dec.)
Boiling Point595.5ºC at 760 mmHg
Density1.409 g/cm3
Flash Point313.9ºC

Frequently Asked Questions

What is the CAS number of Difluoxacin hydrochloride?

The CAS number of Difluoxacin hydrochloride is 91296-86-5.

What are the molecular formula and molecular weight of Difluoxacin hydrochloride?

Difluoxacin hydrochloride has molecular formula C21H20ClF2N3O3 and molecular weight 435.852 g/mol.

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

Last updated:

How to cite: Jingsj. "Difluoxacin hydrochloride (CAS 91296-86-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972406-9 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.