6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Also known as: 3-Quinolinecarboxylic acid, 6,7-difluoro-1-(4-fluorophenyl)-1,4-dihydro-4-oxo-, 6,7-Difluoro-1-(4-fluorophenyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid, 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid, 6,7-Difluoro-1-(4-fluorophenyl)-4-oxoquinoline-3-carboxylic acid
6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 103994-99-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H8F3NO3 and a molecular weight of 319.235 g/mol. Key properties include a boiling point of 483.3±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 246.1±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 103994-99-6
- Jingsj CID
- J-1185961-3
- Molecular Formula
- C16H8F3NO3
- Molecular Weight
- 319.235 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 483.3±45.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 246.1±28.7 °C |
| Exact Mass | 319.045624 |
| PSA | 59.30000 |
| LogP | 2.85 |
| Vapor Pressure | 0.0±1.3 mmHg at 25°C |
| Refractive Index | 1.626 |
Customs & Trade Information
| HS Code | 2933499090 |
|---|---|
| Summary | 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid?
The CAS number of 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid is 103994-99-6.
What are the molecular formula and molecular weight of 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid?
6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid has molecular formula C16H8F3NO3 and molecular weight 319.235 g/mol.
What are the upstream and downstream products of 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid?
For 6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid, Upstream Products: Ethyl 2,4,5-trifluorobenzoylacetate, 2,4,5-Trifluorobenzoic acid; Downstream Products: Difloxacin, Sarafloxacin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "6,7-Difluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 103994-99-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1185961-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.