4-Diethylamino-1,1,1-trifluorobut-3-en-2-one
Also known as: (E)-4-(diethylamino)-1,1,1-trifluorobut-3-en-2-one, 3-Buten-2-one, 4-(diethylamino)-1,1,1-trifluoro-, 4-(diethylamino)-1,1,1-trifluorobut-3-en-2-one
4-Diethylamino-1,1,1-trifluorobut-3-en-2-one (CAS 21045-62-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H12F3NO and a molecular weight of 195.18200 g/mol. Key properties include a melting point of 41986ºC, a boiling point of 97-98ºC 2mm, a density of 1.115g/cm3 and a flash point of 46.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21045-62-5
- Jingsj CID
- J-1500026-7
- Molecular Formula
- C8H12F3NO
- Molecular Weight
- 195.18200 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 41986ºC |
|---|---|
| Boiling Point | 97-98ºC 2mm |
| Density | 1.115g/cm3 |
| Flash Point | 46.8ºC |
| Exact Mass | 195.08700 |
| PSA | 20.31000 |
| LogP | 1.97330 |
| Vapor Pressure | 3.29mmHg at 25°C |
| Refractive Index | 1.4879 |
Customs & Trade Information
| HS Code | 2922399090 |
|---|---|
| Summary | 2922399090 other amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-Diethylamino-1,1,1-trifluorobut-3-en-2-one?
The CAS number of 4-Diethylamino-1,1,1-trifluorobut-3-en-2-one is 21045-62-5.
What are the molecular formula and molecular weight of 4-Diethylamino-1,1,1-trifluorobut-3-en-2-one?
4-Diethylamino-1,1,1-trifluorobut-3-en-2-one has molecular formula C8H12F3NO and molecular weight 195.18200 g/mol.
What are the upstream and downstream products of 4-Diethylamino-1,1,1-trifluorobut-3-en-2-one?
For 4-Diethylamino-1,1,1-trifluorobut-3-en-2-one, Upstream Products: cis-1,2-Cyclooctanediol, Triethylamine, Trifluoroacetic anhydride.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Diethylamino-1,1,1-trifluorobut-3-en-2-one (CAS 21045-62-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500026-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.