2,7-Diacetyl-9H-fluoren-9-one
2,7-二乙酰基芴酮
Also known as: 2,7-Diacetylfluorenone, 2,7-Diacetylfluoren-9-one, 9H-Fluoren-9-one,2,7-diacetyl-, 1,1'-(9H-Fluorene-2,7-diyl)diethanone
2,7-Diacetyl-9H-fluoren-9-one (CAS 39665-89-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C17H14O2 and a molecular weight of 250.29200 g/mol. It is also known as 2,7-Diacetylfluorenone, 2,7-Diacetylfluoren-9-one and 9H-Fluoren-9-one,2,7-diacetyl-. Key properties include a melting point of 178-179ºC, a boiling point of 459.6ºC at 760 mmHg, a density of 1.183 g/cm3 and a flash point of 171ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 39665-89-9
- Jingsj CID
- J-10812-2
- Molecular Formula
- C17H14O2
- Chinese Name
- 2,7-二乙酰基芴酮
- Molecular Weight
- 250.29200 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 178-179ºC |
|---|---|
| Boiling Point | 459.6ºC at 760 mmHg |
| Density | 1.183 g/cm3 |
| Flash Point | 171ºC |
Frequently Asked Questions
What is the CAS number of 2,7-Diacetyl-9H-fluoren-9-one?
The CAS number of 2,7-Diacetyl-9H-fluoren-9-one is 39665-89-9.
What are the molecular formula and molecular weight of 2,7-Diacetyl-9H-fluoren-9-one?
2,7-Diacetyl-9H-fluoren-9-one has molecular formula C17H14O2 and molecular weight 250.29200 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,7-Diacetyl-9H-fluoren-9-one (CAS 39665-89-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10812-2 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.