Besifloxacin Hydrochloride

盐酸贝西沙星

Also known as: 7-[(3R)-3-Aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Hydrochloride, (R)-7-(3-Aminohexahydro-1H-azepin-1-yl)-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride, Besifloxacin HCl, Unii-7506A6J57t

Besifloxacin Hydrochloride (CAS 405165-61-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H22Cl2FN3O3 and a molecular weight of 430.301 g/mol. It is also known as 7-[(3R)-3-Aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Hydrochloride, (R)-7-(3-Aminohexahydro-1H-azepin-1-yl)-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride and Besifloxacin HCl. Key properties include a melting point of >210ºC (dec.), a boiling point of 607ºC at 760 mmHg and a flash point of 320.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
405165-61-9
Jingsj CID
J-1963147-1
Molecular Formula
C19H22Cl2FN3O3
Chinese Name
盐酸贝西沙星
Molecular Weight
430.301 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>210ºC (dec.)
Boiling Point607ºC at 760 mmHg
Flash Point320.9ºC

Frequently Asked Questions

What is the CAS number of Besifloxacin Hydrochloride?

The CAS number of Besifloxacin Hydrochloride is 405165-61-9.

What are the molecular formula and molecular weight of Besifloxacin Hydrochloride?

Besifloxacin Hydrochloride has molecular formula C19H22Cl2FN3O3 and molecular weight 430.301 g/mol.

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

Last updated:

How to cite: Jingsj. "Besifloxacin Hydrochloride (CAS 405165-61-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1963147-1 (accessed 2026-10-23).

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