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Hexafluoropropylene oxide

Also known as: trifluoro(trifluoromethyl)oxirane, perfluoro(methyloxirane), hexafluoro-1,2-epoxypropane, hexafluoropropene oxide, hexafluoropropylene epoxide, perfluoropropylene oxide, 1,2-epoxy-1,1,2,3,3,3-hexafluoropropane, 2,2,3-trifluoro-3-(trifluoromethyl)oxirane, (Trifluoromethyl)trifluorooxirane, 2-(Trifluoromethyl)trifluorooxirane

Hexafluoropropylene oxide (CAS 428-59-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C3F6O and a molecular weight of 166.022 g/mol. Key properties include a melting point of -129°C, a boiling point of -42.0±0.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of -65.5±21.8 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
428-59-1
Jingsj CID
J-41209-6
Molecular Formula
C3F6O
Molecular Weight
166.022 g/mol
Category
Ethers
Last updated
8/21/2026
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Physicochemical Properties

Melting Point-129°C
Boiling Point-42.0±0.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point-65.5±21.8 °C
Exact Mass165.985336
PSA12.53000
LogP2.43
Vapor Pressure7099.3±0.1 mmHg at 25°C
Refractive Index1.263

Customs & Trade Information

HS Code2910900090
Summary2910900090. 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 Hexafluoropropylene oxide?

The CAS number of Hexafluoropropylene oxide is 428-59-1.

What are the molecular formula and molecular weight of Hexafluoropropylene oxide?

Hexafluoropropylene oxide has molecular formula C3F6O and molecular weight 166.022 g/mol.

Which suppliers offer Hexafluoropropylene oxide?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of Hexafluoropropylene oxide?

For Hexafluoropropylene oxide, Upstream Products: Hexafluoropropylene, Epichlorohydrin; Downstream Products: perfluoro-2,5,8-trimethyl-3,6,9-trioxadodecanoyl fluoride, perfluoro-2,5,8,11-tetramethyl-3,6,9,12-tetraoxapentadecanoyl fluoride, 2,5-bis(trifluoromethyl)-3,6-dioxaundecafluorononanoyl fluoride.

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

Last updated:

How to cite: Jingsj. "Hexafluoropropylene oxide (CAS 428-59-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41209-6 (accessed 2026-11-07).

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