Name: Levofloxacin Carboxylic Acid, (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-(3S)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
English Name: Levofloxacin carboxylic acid
Molecular Formula:  C₁₃H₉F₂NO₄
Molecular Weight: 281.21
CAS No: 100986-89-8
Structural Formula：

1. Product Description
Levofloxacin carboxylic acid is white or off-white powder.
Density: 1.61 g/mL
Melting point: ＞280℃
Boiling point: 459.2℃
Flash point: 231.5℃

2. Applications
It is a key pharmaceutical intermediate for the synthesis of levofloxacin antibiotics.

3. Packaging
Packed in iron drums, plastic drums or fiber drums with inner plastic bag, net weight 25kg per drum.

4. Specification
Net weight: 25kg per drum

5. Precautions
Store in a sealed, cool and dry place.