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Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate

Also known as: 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 10-fluoro-2,3-dihydro-3-methyl-9-(4-methyl-1-piperazinyl)-7-oxo-, ethyl ester, (3S)-, Levofloxacin Impurity 62, Levofloxacin Impurity 8-S, Levofloxacin-008-S

Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate (CAS 2130840-92-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H24FN3O4 and a molecular weight of 389.4 g/mol. It is also known as 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 10-fluoro-2,3-dihydro-3-methyl-9-(4-methyl-1-piperazinyl)-7-oxo-, ethyl ester, (3S)-, Levofloxacin Impurity 62 and Levofloxacin Impurity 8-S. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2130840-92-3
Jingsj CID
J-1875528-6
Molecular Formula
C20H24FN3O4
Molecular Weight
389.4 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate?

The CAS number of Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate is 2130840-92-3.

What are the molecular formula and molecular weight of Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate?

Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate has molecular formula C20H24FN3O4 and molecular weight 389.4 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl (S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate (CAS 2130840-92-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1875528-6 (accessed 2026-10-25).

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