5,6,7,8-tetrafluorochromen-2-one
5,6,7,8-四氟香豆素
Also known as: 5,6,7,8-tetrafluorocoumarin, 5,6,7,8-tetrafluoro-1-benzopyran-2-one, 2H-1-benzopyran-2-one,5,6,7,8-tetrafluoro-, 5,6,7,8-tetrafluoro-2H-chromen-2-one, 2-oxo-5,6,7,8-tetrafluoro-2H-chromene, 2-oxo-5,6,7,8-tetrafluoro-2H-1-benzopyran, PC3381, 5,6,7,8-Tetrafluorcumarin
5,6,7,8-tetrafluorochromen-2-one (CAS 33739-04-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H2F4O2 and a molecular weight of 218.10500 g/mol. It is also known as 5,6,7,8-tetrafluorocoumarin, 5,6,7,8-tetrafluoro-1-benzopyran-2-one and 2H-1-benzopyran-2-one,5,6,7,8-tetrafluoro-. Key properties include a boiling point of 214.056ºC at 760 mmHg, a density of 1.47g/cm3 and a flash point of 101.064ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 33739-04-7
- Jingsj CID
- J-1152628-5
- Molecular Formula
- C9H2F4O2
- Chinese Name
- 5,6,7,8-四氟香豆素
- Molecular Weight
- 218.10500 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 214.056ºC at 760 mmHg |
|---|---|
| Density | 1.47g/cm3 |
| Flash Point | 101.064ºC |
Frequently Asked Questions
What is the CAS number of 5,6,7,8-tetrafluorochromen-2-one?
The CAS number of 5,6,7,8-tetrafluorochromen-2-one is 33739-04-7.
What are the molecular formula and molecular weight of 5,6,7,8-tetrafluorochromen-2-one?
5,6,7,8-tetrafluorochromen-2-one has molecular formula C9H2F4O2 and molecular weight 218.10500 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5,6,7,8-tetrafluorochromen-2-one (CAS 33739-04-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1152628-5 (accessed 2026-10-26).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.