Oxygen-fluorine acid
- CAS NO.：82419-35-0
- Empirical Formula: C13H9F2NO4
- Molecular Weight: 281.21
- MDL number: MFCD00226106
- EINECS: 700-160-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:26:52
What is Oxygen-fluorine acid?
Chemical properties
Grey-Yellow Powder
The Uses of Oxygen-fluorine acid
Ofloxacin intermediate
The Uses of Oxygen-fluorine acid
9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid (Ofloxacin EP Impurity A) is an Ofloxacin intermediate.
What are the applications of Application
9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid is an ofloxacin intermediate
General Description
(S)-(-)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid may be used in the preparation of the following:
- kynurenine aminotransferase II (KAT II) inhibitor, [(S)-(-)-9-(4-aminopiperazine-1-yl)-8-fluoro-3-methyl-6-oxo-2,3,5,6-tetrahydro-4H-1-oxa-3a-aza-phenalene-5-carboxylic acid]
- fused-ring derivatives
- N-desmethyllevofloxacin
Properties of Oxygen-fluorine acid
| Melting point: | 320-322 °C (lit.) |
| Boiling point: | 459.2±45.0 °C(Predicted) |
| Density | 1.61±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| solubility | DMSO (Slightly, Heated) |
| form | neat |
| pka | 4.87±0.40(Predicted) |
| color | Off-White |
| BRN | 4202751 |
| CAS DataBase Reference | 82419-35-0(CAS DataBase Reference) |
Safety information for Oxygen-fluorine acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Oxygen-fluorine acid
New Products
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