4-Fluoro-1,3-dioxolan-2-one CAS
Names and Identifiers
| Name | 4-Fluoro-1.3-dioxolan-2-one |
| Synonyms | FEC FloroEthylene carbonate Fluoroethylene Carbonate FLUOROETHYLENE CARBONATE 4-Fluoroethylene Carbonate 4-Fluoroethylene carbonate 4-FLUORO-1.3-DIOXALAN-2-ONE 4-Fluoro-1.3-dioxolan-2-one 4-Fluoro-1.3-Dioxalan-2-One 4-FLUORO-1.3-DIOXOLAN-2-ONE FLUOROETHYLENE CARBONATE (FEC) Fluoroethylene Carbonate (FEC) [(2R,3S,5S)-3-hydroxy-5-[(5S)-5-methyl-2.4-dioxo-1.3-diazinan-1-yl]oxolan-2-yl]methyl [hydroxy(phosphonooxy)phosphoryl] hydrogen phosphate |
| CAS | |
| EINECS | 483-360-5 |
| InChI | InChI=1/C3H3FO3/c/h2H,1H2 |
Physico-chemical Properties
| Molecular Formula | C3H3FO3 |
| Molar Mass | 106.05 |
| Density | 1.454 |
| Melting Point | 18-23 °C |
| Boling Point | 212℃ |
| Flash Point | >102°(216°F) |
| Water Solubility | Slightly miscible with water. |
| Vapor Presure | 51Pa at 25℃ |
| Appearance | Liquid |
| Color | Colorless |
| Storage Condition | 2-8°C |
| Sensitive | Sensitive to heat |
| Refractive Index | 1.3960 to 1.4000 |
| MDL | MFCD06247543 |
| Use | Usually used as an electrolyte additive in Lithium ion batteries. It enables the formation of thin, smooth and stable passive solid electrolyte interphase (SEI) layer, which is insoluble in the electrolyte, in turn increasing the cycling efficiecny a |
Risk and Safety
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R22 – Harmful if swallowed R36/38 – Irritating to eyes and skin. R43 – May cause sensitization by skin contact R48/22 – Harmful danger of serious damage to health by prolonged exposure if swallowed. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 – Wear suitable protective clothing and gloves. |
| WGK Germany | 1 |
| TSCA | Yes |
| HS Code | 29329990 |
Reference Information
| LogP | -0.435 at 20.1℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | fluoroethylene carbonate is an organic solvent-based electronic chemical, which can be used in lithium ion battery electrolyte. lithium ion secondary batteries assembled with positive and negative plates and battery separators are mainly used in the field of battery material research. |
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