1,1-Difluoroethylene
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(Redirected from Difluoroethene)
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| Names | |
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| IUPAC name
1,1-Difluoroethene
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| Other names
Difluoro-1,1-ethylene; R-1132a; Halocarbon 1132 A; Freon 1132A; Vinylidene difluoride; Vinylidene fluoride[1]
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| Identifiers | |
75-38-7  |
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| Abbreviations | VDF |
| ChemSpider | 13836545 |
| Jmol 3D model | Interactive image |
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| Properties | |
| C2H2F2 | |
| Molar mass | 64.03 g·mol−1 |
| Appearance | Colorless gas[2] |
| Odor | Slightly ethereal[1] |
| Density | 2.89 kg/m3 (vapor, 0 °C)[2] 1.122 g/mL (liquid, -84 °C)[2] |
| Melting point | −144 °C (−227 °F; 129 K)[2] |
| Boiling point | −84 °C (−119 °F; 189 K)[2] |
| 0.254 g/L[3] | |
| Vapor pressure | 35.2 atm (20°C)[4] |
| Vapor pressure | {{{value}}} |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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| Infobox references | |
1,1-Difluoroethylene is a hydrofluoroolefin. Global production in 1999 was approximately 33,000 metric tons.[3] It is primarily used in the production of fluoropolymers such as polyvinylidene fluoride.
References
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