16627-68-2 | 1,1,2,2-Tetrafluoro-3-(1,1,2,2-tetrafluoroethoxy)propane

CAS:16627-68-2 | 1,1,2,2-Tetrafluoro-3-(1,1,2,2-tetrafluoroethoxy)propane ,Description

1,1,2,2-Tetrafluoro-3-(1,1,2,2-tetrafluoroethoxy)propane, also known as HFC-134a, is a fluorinated hydrocarbon that has been widely used as a refrigerant, aerosol propellant, and blowing agent in a variety of industries. It is a colorless, odorless gas that has a low global warming potential and is non-toxic, making it an attractive alternative to other more hazardous compounds. HFC-134a is also known by its chemical name 1,1,2,2-Tetrafluoro-3-(1,1,2,2-tetrafluoroethoxy)propane, and its molecular formula is C2H2F4O.
 

Scientific Research Applications

Application in Lithium-Ion Batteries

A study introduced mixtures including 1,1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether as safe electrolytes for lithium-ion batteries, showing high safety and better wettability to separator and electrodes compared to conventional electrolytes. These electrolytes exhibited better rate and cycle performances, indicating potential for practical application in lithium-ion batteries (Liu et al., 2016).

Enhanced Electrochemical Performance

Another research highlighted the use of an electrolyte based on fluorinated 3-(1,1,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoropropane (F-EPE) in LiNi0.5Mn1.5O4/Li cells. The electrolyte with F-EPE showed an oxidation potential over 5.2 V vs. Li+/Li, improving the oxidative window of the electrolyte and enhancing electrochemical performance (Luo et al., 2016).

Gas-phase Decomposition

Research on the gas-phase decomposition of a related compound, 1-trifluoromethoxy-1,1,2,2-tetrafluoro-2-iodoethane, provided insights into the behavior of similar fluorine-containing compounds. The decomposition process involved a sequence of bond cleavages and rearrangement, relevant for understanding the thermal stability and decomposition pathways of such compounds (Pola, 1988).

Flammability Limits in Refrigerants

A study on the flammability limits of mixtures including 1,1,2,2-tetrafluoroethane explored its nonflammable nature and its effect on the flammability of other compounds. This research is essential for understanding the safety and application of such mixtures in refrigeration (Li et al., 2011).

Compatibility in Lithium-Ion Batteries

A study investigated the compatibility of graphite with 1,3-(1,1,2,2-tetrafluoroethoxy)propane and fluoroethylene carbonate as cosolvents in nonaqueous electrolytes for lithium-ion batteries. The results demonstrated superior cycling performance and rate ability, highlighting the potential of these materials in enhancing battery performance (Yan et al., 2014).

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