1,1-Difluoroethylene

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1,1-Difluoroethylene
1,1-difluoroethylene.svg
Names
IUPAC name
1,1-Difluoroethene
Other names
Difluoro-1,1-ethylene; R-1132a; Halocarbon 1132 A; Freon 1132A; Vinylidene difluoride; Vinylidene fluoride[1]
Identifiers
75-38-7 YesY
Abbreviations VDF
ChemSpider 13836545
Jmol 3D model Interactive image
  • InChI=1S/C2H2F2/c1-2(3)4/h1H2
    Key: BQCIDUSAKPWEOX-UHFFFAOYSA-N
  • InChI=1/C2H2F2/c1-2(3)4/h1H2
    Key: BQCIDUSAKPWEOX-UHFFFAOYAV
  • C=C(F)F
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}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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

  1. ↑ 1.0 1.1 Lua error in package.lua at line 80: module 'strict' not found.
  2. ↑ 2.0 2.1 2.2 2.3 2.4 Record in the GESTIS Substance Database of the IFA
  3. ↑ 3.0 3.1 Lua error in package.lua at line 80: module 'strict' not found.
  4. ↑ Cite error: Invalid <ref> tag; no text was provided for refs named PGCH


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