(3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 98%

cas: 100986-89-8 — see every product listed under this CAS number, including other names

(3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 98% (CAS 100986-89-8) is a chemical reagent available from Chemat. Available pack sizes: 1g, 5g, 10g, 25g, 100g. Offered by: Chemat.

• 2D
• 3D

Ofloxacin impurity a is a member of quinolines.

Source: ChEBI

Identity

Molecular formula	C13H9F2NO4
Molecular weight	281.21 g/mol
IUPAC name	(2S)-6,7-difluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid
InChIKey	NVKWWNNJFKZNJO-YFKPBYRVSA-N
SMILES	C[C@H]1COC2=C3N1C=C(C(=O)C3=CC(=C2F)F)C(=O)O

Computed by PubChem (NCBI)

Synonyms: Levofloxacin Q-Acid, Levofloxacin q-acid, (-)-, LEVOFLOXACIN HEMIHYDRATE IMPURITY F [EP IMPURITY], LEVOFLOXACIN HEMIHYDRATE IMPURITY F (EP IMPURITY), Levofloxacin carboxylic acid, Levofloxacin Carboxylic Acid (Levofloxacin Difluoro Impurity), Levofloxacin EP Impurity F, Levofloxacin EP Impurity F;<br>USP Levofloxacin Related Compound B, Levofloxacin Q acid, Levofloxacin impurity F CRS

Related forms of this compound

6,7-difluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid C₁₃H₉F₂NO₄

(2R)-6,7-difluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid C₁₃H₉F₂NO₄

Isomers (same molecular formula)

1-cyclopropyl-6,7-difluoro-8-hydroxy-4-oxoquinoline-3-carboxylic acid C₁₃H₉F₂NO₄

Also listed as

Levofloxacin Related Compound B Chemat Brand CAS 100986-89-8

Levofloxacin EP Impurity F (Levofloxacin USP Related Compound B) Chemat Brand CAS 100986-89-8

Levofloxacin Carboxylic Acid (Levofloxacin Difluoro Impurity), >95% (HPLC) TRC CAS 100986-89-8

(S)-9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido(1,2,3-de)-1,4-benzoxazine-6-carboxylic Acid Mikromol CAS 100986-89-8

Levofloxacin carboxylic acid Biosynth CAS 100986-89-8

Levofloxacin Q-Acid, >98.0%(HPLC)(T) TCI CAS 100986-89-8

(3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 97%, 97% Chemat CAS 100986-89-8

Levofloxacin Q-acid (Standard) MedChemExpress CAS 100986-89-8

Levofloxacin Q-acid, 99.79% MedChemExpress CAS 100986-89-8

Levofloxacin carboxylic acid, 97% Ambeed CAS 100986-89-8

(S)-9,10-Difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid, 97% BLDpharm CAS 100986-89-8

(S)-(-)-9,10-Difluoro-2,3-dihydro-3-meth Sigma-Aldrich CAS 100986-89-8

(S)-9,10-Difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid, 95% Fluorochem CAS 100986-89-8