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Fluoroethylene carbonate 114435-02-8 C₃H₃FO₃

Electronic Grade

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Price:Negotiable

Product Description:

Ecovia specializes in high-performance lithium-ion battery electrolyte additives including fluoroethylene carbonate (FEC) [CAS 114435-02-8].FEC's unique properties to enhance electrolyte stability and SEI film formation in lithium-ion batteries. Through innovative synthesis of this halogenated carbonate derivative, addresses critical challenges in energy density retention and cycle life extension, particularly for high-voltage NMC and silicon-anode battery systems. Their FEC products (purity ≥99.95%) demonstrate exceptional thermal stability up to 200°C, making them essential for next-generation EV batteries and grid-scale energy storage solutions in China's rapidly expanding new energy market.

Basic information
Product NameFluoroethylene carbonate
Synonyms4-Fluoro-1,3-dioxolan-2-one;FEC
CAS114435-02-8
Molecular FormulaC₃H₃FO₃
Molecular Weight106.05
EINECS483-360-5

 

Chemical Properties
Melting point18-23 °C
Boiling point212℃
Density1.454
Storage temp2-8°C
SolubilitySlightly miscible with water.
FormLiquid
ColorColorless

 

Safety Information
Hazard CodesXn
Risk Statements22-36/38-43-48/22
Safety Statements26-36/37
WGK Germany1

  Application  

4-Fluoro-1,3-dioxolan-2-one is used as an electrolyte additive in lithium ion batteries. It also enables the formation of thin, smooth and stable passive solid electrolyte interphase (SEI) layer, which increases the cycling efficiency and discharge capacity retention of the secondary battery. Further, it is used as an intermediate in organic synthesis.


A Ecovia é especializada em aditivos de alto desempenho para electrólitos de baterias de iões de lítio, incluindo o carbonato de fluoroetileno (FEC) [CAS 114435-02-8]. As propriedades únicas do FEC melhoram a estabilidade do eletrólito e a formação de película SEI nas baterias de iões de lítio. Através da síntese inovadora deste derivado de carbonato halogenado, aborda desafios críticos na retenção da densidade energética e na extensão do ciclo de vida, particularmente para sistemas de baterias de alta tensão NMC e de ânodo de silício. Os seus produtos FEC (pureza ≥99,95%) demonstram uma estabilidade térmica excecional até 200°C, o que os torna essenciais para as baterias EV da próxima geração e soluções de armazenamento de energia à escala da rede no novo mercado de energia em rápida expansão da China.

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