2,2-Bis(trifluoromethyl)oxirane

Also known as: Hexafluoroisobutylene oxide, 2,3-Epoxy-1,1,1-trifluoro-2-(trifluoromethyl)propane, 3,3,3-Trifluoro-2-(trifluoromethyl)-1,2-propenoxide

2,2-Bis(trifluoromethyl)oxirane (CAS 31898-68-7) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C4H2F6O and a molecular weight of 180.048 g/mol. Key properties include a boiling point of 60.4±35.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of -4.7±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31898-68-7
Jingsj CID: J-1519080-4
Molecular Formula: C₄H₂F₆O
Molecular Weight: 180.048 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	60.4±35.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	-4.7±21.8 °C
Exact Mass	180.000977
PSA	12.53000
LogP	1.91
Vapor Pressure	206.6±0.1 mmHg at 25°C
Refractive Index	1.299

Customs & Trade Information

HS Code	2910900090
Summary	2910900090. epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,2-Bis(trifluoromethyl)oxirane?

The CAS number of 2,2-Bis(trifluoromethyl)oxirane is 31898-68-7.

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

2,2-Bis(trifluoromethyl)oxirane has molecular formula C4H2F6O and molecular weight 180.048 g/mol.

What are the upstream and downstream products of 2,2-Bis(trifluoromethyl)oxirane?

For 2,2-Bis(trifluoromethyl)oxirane, Upstream Products: Hexafluoroisobutene, Diazomethane, Hexafluoroacetone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,2-Bis(trifluoromethyl)oxirane (CAS 31898-68-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519080-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.