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N-Desmethyl levofloxacin

N-去甲基左氧氟沙星

Also known as: Desmethyl Levofloxacin, Levofloxacin Impurity A, Levofloxacin Related Compound A, Ofloxacin Impurity II (Impurity E), (3S)-9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid, UNII-88ZBA45NC8, S-(-)-9-fluoro-2,3-dihydro-3-methyl-10-(1-piperazinyl)-7-oxo-7H-pyrido-<1,2,3-de><1,4>benzoxazine-6-carboxylic acid

N-Desmethyl levofloxacin (CAS 117707-40-1) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H18FN3O4 and a molecular weight of 347.34100 g/mol. It is also known as Desmethyl Levofloxacin, Levofloxacin Impurity A and Levofloxacin Related Compound A. Key properties include a boiling point of 600.714ºC at 760 mmHg, a density of 1.517g/cm3 and a flash point of 317.101ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117707-40-1
Jingsj CID
J-1955562-3
Molecular Formula
C17H18FN3O4
Chinese Name
N-去甲基左氧氟沙星
Molecular Weight
347.34100 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point600.714ºC at 760 mmHg
Density1.517g/cm3
Flash Point317.101ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of N-Desmethyl levofloxacin?

The CAS number of N-Desmethyl levofloxacin is 117707-40-1.

What are the molecular formula and molecular weight of N-Desmethyl levofloxacin?

N-Desmethyl levofloxacin has molecular formula C17H18FN3O4 and molecular weight 347.34100 g/mol.

Is N-Desmethyl levofloxacin hazardous?

N-Desmethyl levofloxacin has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "N-Desmethyl levofloxacin (CAS 117707-40-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955562-3 (accessed 2026-10-24).

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