1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropylether
[CAS# 16627-68-2]

Identification

• Classification: Organic raw materials >> Ether compounds and their derivatives
• Name: 1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropylether
• Molecular Formula: C₅H₄F₈O
• Molecular Weight: 232.07
• CAS Registry Number: 16627-68-2
• EC Number: 605-433-4
• SMILES: C(C(C(F)F)(F)F)OC(C(F)F)(F)F

Properties

• Density: 1.5323
• Melting point: -94 °C
• Boiling point: 93 °C
• Flash point: 27.5 °C

Safety Data

• Hazard Symbols: GHS02 Danger
• Risk Statements: H225
• Safety Statements: P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378-P403+P235-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	2	H225
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Flammable liquids	Flam. Liq.	3	H226
Acute toxicity	Acute Tox.	2	H330
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Acute toxicity	Acute Tox.	4	H302
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400

Discovery and Applications

1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropylether is a perfluorinated ether known for its high chemical stability and unique properties resulting from the presence of multiple fluorine atoms. The discovery of this compound is part of the ongoing development of fluorinated ethers, which are widely researched for their applications in various industrial fields. Fluorinated compounds, especially ethers, are valued for their exceptional resistance to heat, chemical reactivity, and environmental degradation, making them suitable for demanding applications.

This compound, with its fully fluorinated structure, is particularly useful as a solvent in industrial processes that require high-performance materials. It can be applied in situations where traditional organic solvents might degrade under harsh conditions, such as high temperatures or exposure to reactive chemicals. Due to its low surface tension and high stability, it can also be used in electronics manufacturing, specifically in cleaning and coating processes for sensitive components, where non-reactivity and precision are essential.

In addition, 1,1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropylether is of interest in the field of advanced materials. It can be utilized in the development of specialty polymers and coatings that need to withstand extreme environments. Fluorinated materials are commonly applied in aerospace, automotive, and energy sectors due to their durability and resistance to corrosion and chemical damage. This ether can also play a role in the production of perfluorinated surfactants, which are used to create hydrophobic surfaces and for oil and water repellency in textiles and other products.

Further research into fluorinated ethers like this one explores their use in pharmaceuticals and agrochemicals. Fluorine atoms can significantly alter the biological activity of molecules, and fluorinated compounds are often more metabolically stable and can enhance the bioavailability of active ingredients in drugs.

References

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2024. A universal performance-enhancing method for Li-S batteries: the cathode material of Li2S@Li2S2@Li2S6 double-shell structure. Science China Chemistry.
DOI: 10.1007/s11426-023-1893-1