四氟乙烯
制造 PTFE 的含氟烯烃单体。
- 化学式
- C2F4
- 官能团
- Fluorinated alkene
- 摩尔质量
- 100.01 g/mol
- Also known as
- tetrafluoroethylene, TFE
概览
四氟乙烯 / TFE
加成聚合消耗 C=C 双键，氟原子仍连接在链上，形成 –CF₂–CF₂– 重复单元。单体的工业生产和操作需要专门控制。
Identifiers
- 化学式
- C2F4
- 官能团
- Fluorinated alkene
- 摩尔质量
- 100.01 g/mol
- Also known as
- tetrafluoroethylene, TFE
化学标识符
- SMILES
- FC(F)=C(F)F
- InChI
- InChI=1S/C2F4/c3-1(4)2(5)6
- PubChem CID
- 8301
性质
- 熔点
- -131.15 °C
- 沸点
- -75.9 °C
- 密度
- 1.519 g/cu cm at -76 °C
- 水中溶解度
- In water, 1.59X10+2 mg/L at 25 °C
Related compounds
参考文献
- PTFE dispersions: product stewardship summaryDaikin
- PubChem: TetrafluoroetheneNational Center for Biotechnology Information
Identity retrieved 2026-09-08; matched against the record's isomeric structure. Unspecified stereochemistry remains unspecified.
- Hazardous Substances Data Bank (HSDB): Tetrafluoroethene — melting pointHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8301#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Lide, D.R. CRC Handbook of Chemistry and Physics 88TH Edition 2007-2008. CRC Press, Taylor & Francis, Boca Raton, FL 2007, p. 3-474
- Hazardous Substances Data Bank (HSDB): Tetrafluoroethene — boiling pointHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8301#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Lide, D.R. CRC Handbook of Chemistry and Physics 88TH Edition 2007-2008. CRC Press, Taylor & Francis, Boca Raton, FL 2007, p. 3-474
- Hazardous Substances Data Bank (HSDB): Tetrafluoroethene — densityHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8301#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Lide, D.R. CRC Handbook of Chemistry and Physics 88TH Edition 2007-2008. CRC Press, Taylor & Francis, Boca Raton, FL 2007, p. 3-474
- Hazardous Substances Data Bank (HSDB): Tetrafluoroethene — solubilityHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8301#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Horvath AL; Halogenated hydrocarbons: solubility-miscibility with water. New York, NY: Marcel Dekker, Inc pp. 889 (1982)