![Molecular structure of Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate (CAS 113046-72-3)](/images/chem_structures_svg/287/113046-72-3.svg)
Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate
Also known as: 6,7-Difluoro-1-methyl-4-oxo-4H-(1,3)thiazeto(3,2-a)quinoline-3-carboxylic acid ethyl ester, Prulifloxacin intermediate, PL-9, Ethyl 6,7-difluoro-1-methyl-4-oxo-1H,4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate, Ethyl 6,7-difluoro-1-methyl-4-oxo-1,4-dihydro-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate, 6,7-Difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]-3-quinoline carboxylic acid ethyl ester, MFCD08063939, PRULIFLOXACIN INTERMEDIATE 1
Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate (CAS 113046-72-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H11F2NO3S and a molecular weight of 311.304 g/mol. Key properties include a boiling point of 436.8±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 218.0±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 113046-72-3
- Jingsj CID
- J-1062181-5
- Molecular Formula
- C14H11F2NO3S
- Molecular Weight
- 311.304 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 436.8±45.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 218.0±28.7 °C |
| Exact Mass | 311.042755 |
| PSA | 73.60000 |
| LogP | 3.25 |
| Vapor Pressure | 0.0±1.0 mmHg at 25°C |
| Refractive Index | 1.625 |
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 Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate?
The CAS number of Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate is 113046-72-3.
What are the molecular formula and molecular weight of Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate?
Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate has molecular formula C14H11F2NO3S and molecular weight 311.304 g/mol.
What are the upstream and downstream products of Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate?
For Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate, Upstream Products: 1,1-Dibromoethane, 3,4-Difluorophenyl isothiocyanate, 3,4-Difluoroaniline; Downstream Products: Ulifloxacin, Prulifloxacin, Ethyl 6-fluoro-1-methyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydro-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate (CAS 113046-72-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1062181-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.