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7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid

Also known as: 3-Quinolinecarboxylic acid, 7-chloro-6-fluoro-1,4-dihydro-1-(methylamino)-4-oxo-, 7-Chloro-6-fluoro-1,4-dihydro-1-(methylamino)-4-oxo-3-quinolinecarboxylic acid, 7-Chloro-6-fluoro-1,4-dihydro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid, 7-Chloro-6-fluoro-1-methylamino-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid, 6-fluoro-7-chloro-1-methylamino-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid, 1-methylamino-6-fluoro-7-chloro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid, Amifloxacin Impurity 1, EINECS 289-428-9

7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid (CAS 88569-39-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8ClFN2O3 and a molecular weight of 270.64400 g/mol. Key properties include a boiling point of 443ºC at 760 mmHg, a density of 1.61g/cm3 and a flash point of 221.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88569-39-5
Jingsj CID
J-1515375-0
Molecular Formula
C11H8ClFN2O3
Molecular Weight
270.64400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point443ºC at 760 mmHg
Density1.61g/cm3
Flash Point221.7ºC
Exact Mass270.02100
PSA71.33000
LogP1.73850
Refractive Index1.657

Frequently Asked Questions

What is the CAS number of 7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid?

The CAS number of 7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid is 88569-39-5.

What are the molecular formula and molecular weight of 7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid?

7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid has molecular formula C11H8ClFN2O3 and molecular weight 270.64400 g/mol.

What are the upstream and downstream products of 7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid?

For 7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid, Upstream Products: 2,4-Dichloro-5-fluoroacetophenone, ethyl 3-(2,4-dichloro-5-fluorophenyl)-3-oxopropanoate, ethyl 2-(2,4-dichloro-5-fluorobenzoyl)-3-ethoxyprop-2-enoate; Downstream Products: amifloxacin.

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

Last updated:

How to cite: Jingsj. "7-chloro-6-fluoro-1-(methylamino)-4-oxoquinoline-3-carboxylic acid (CAS 88569-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515375-0 (accessed 2026-11-09).

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