CAS: 100986-89-8 - Levofloxacin Q-acid

Formula: C₁₃H₉F₂NO₄

InChI: InChI=1S/C13H9F2NO4/c1-5-4-20-12-9(15)8(14)2-6-10(12)16(5)3-7(11(6)17)13(18)19/h2-3,5H,4H2,1H3,(H,18,19)/t5-/m0/s1

InChI key: InChIKey=NVKWWNNJFKZNJO-YFKPBYRVSA-N

SMILES: O=C(O)C1=CN2C3=C(OCC2C)C(F)=C(F)C=C3C1=O

Synonyms:

• (3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
• (3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
• (S)-(-)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid
• (S)-9,10-Difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
• 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-, (3S)-
• 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-, (S)-
• 9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-(3S)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
• 9,10-Difluoro-3-(S)-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
• 9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
• Levofloxacin Q-acid
• Levofloxacin acid
• Levofluorocarboxylic acid

Levofloxacin impurity F CRS

CAS: 100986-89-8

Levofloxacin Related Compound B ((S)-9,10,difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid)

CAS: 100986-89-8

Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi

• Formula: C₁₃H₉F₂NO₄
• Color and Shape: White Off-White Crystalline Powder
• Molecular weight: 281.04996

7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-, (3S)-

CAS: 100986-89-8

• Formula: C₁₃H₉F₂NO₄
• Purity: 97%
• Color and Shape: Solid
• Molecular weight: 281.2117

Levofloxacin EP Impurity F (Levofloxacin USP Related Compound B)

CAS: 100986-89-8

• Formula: C₁₃H₉F₂NO₄
• Color and Shape: Off-White Solid
• Molecular weight: 281.21

(S)-9,10-Difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

CAS: 100986-89-8

• Purity: 95.0%
• Color and Shape: Solid
• Molecular weight: 281.2149963378906

Levofloxacin Q-Acid

CAS: 100986-89-8

• Formula: C₁₃H₉F₂NO₄
• Purity: >98.0%(T)(HPLC)
• Color and Shape: White to Light yellow powder to crystal
• Molecular weight: 281.21

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

CAS: 100986-89-8

• Formula: C₁₃H₉F₂NO₄
• Color and Shape: Neat
• Molecular weight: 281.21

Levofloxacin Carboxylic Acid (Levofloxacin Difluoro Impurity)

CAS: 100986-89-8

Impurity Levofloxacin USP Related Compound B Applications Levofloxacin intermediate. References Liu, Bo; Y., et al.: …

• Formula: C₁₃H₉F₂NO₄
• Color and Shape: Neat
• Molecular weight: 281.21

Levofloxacin carboxylic acid

CAS: 100986-89-8

Levofloxacin is a synthetic molecule with an asymmetric carbon atom in its heterocycle. It is …

• Formula: C₁₃H₉F₂NO₄
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 281.21 g/mol