4,4-Bis(trifluoromethyl)oxetan-2-one

3,3-双(三氟甲基)-2-氧杂环丁酮

Also known as: 3,3-Bis(trifluoromethyl)-2-oxetanone, 2-Oxetanone, 4,4-bis(trifluoromethyl)-, 4,4-bis(trifluoromethyl)-2-oxetanone, 4,4-bis-trifluoromethyl-oxetan-2-one, WLN: T4OVTJ DXFFF DXFFF

4,4-Bis(trifluoromethyl)oxetan-2-one (CAS 1718-33-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H2F6O2 and a molecular weight of 208.05900 g/mol. It is also known as 3,3-Bis(trifluoromethyl)-2-oxetanone, 2-Oxetanone, 4,4-bis(trifluoromethyl)- and 4,4-bis(trifluoromethyl)-2-oxetanone. Key properties include a boiling point of 113.5ºC at 760mmHg, a density of 1.69g/cm3 and a flash point of 20.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1718-33-8
Jingsj CID: J-1471070-0
Molecular Formula: C₅H₂F₆O₂
Chinese Name: 3,3-双(三氟甲基)-2-氧杂环丁酮
Molecular Weight: 208.05900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	113.5ºC at 760mmHg
Density	1.69g/cm3
Flash Point	20.1ºC

Frequently Asked Questions

What is the CAS number of 4,4-Bis(trifluoromethyl)oxetan-2-one?

The CAS number of 4,4-Bis(trifluoromethyl)oxetan-2-one is 1718-33-8.

What are the molecular formula and molecular weight of 4,4-Bis(trifluoromethyl)oxetan-2-one?

4,4-Bis(trifluoromethyl)oxetan-2-one has molecular formula C5H2F6O2 and molecular weight 208.05900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4,4-Bis(trifluoromethyl)oxetan-2-one (CAS 1718-33-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1471070-0 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.