Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate

1-(6-氨基-3,5-二氟吡啶-2-基)-6-氟-7-[3-(异丁酰氧基)氮杂环丁烷-1-基]-4-氧代-1,4-二氢喹啉-3-甲酸乙酯

Also known as: 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester, 3-Quinolinecarboxylic acid, 1-(6-amino-3,5-difluoro-2-pyridinyl)-6-fluoro-1,4-dihydro-7-[3-(2-methyl-1-oxopropoxy)-1-azetidinyl]-4-oxo-, ethyl ester, Delafloxacin impurities6

Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 442526-91-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C24H23F3N4O5 and a molecular weight of 504.458 g/mol. It is also known as 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester, 3-Quinolinecarboxylic acid, 1-(6-amino-3,5-difluoro-2-pyridinyl)-6-fluoro-1,4-dihydro-7-[3-(2-methyl-1-oxopropoxy)-1-azetidinyl]-4-oxo-, ethyl ester and Delafloxacin impurities6. Key properties include a boiling point of 652.5±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 348.4±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
442526-91-2
Jingsj CID
J-1027584-7
Molecular Formula
C24H23F3N4O5
Chinese Name
1-(6-氨基-3,5-二氟吡啶-2-基)-6-氟-7-[3-(异丁酰氧基)氮杂环丁烷-1-基]-4-氧代-1,4-二氢喹啉-3-甲酸乙酯
Molecular Weight
504.458 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point652.5±55.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point348.4±31.5 °C

Frequently Asked Questions

What is the CAS number of Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate?

The CAS number of Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate is 442526-91-2.

What are the molecular formula and molecular weight of Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate?

Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate has molecular formula C24H23F3N4O5 and molecular weight 504.458 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-isobutyryloxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 442526-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1027584-7 (accessed 2026-10-25).

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