Ethynol
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Ethynol
Ethynol
Structural formula of ethynol
Spacefill model of ethynol
Names
Systematic IUPAC name
Ethynol[1]
Other names
Ynol, ethynylalcohol, hydroxyacetylene
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C2H2O/c1-2-3/h1,3H ?N
    Key: QFXZANXYUCUTQH-UHFFFAOYSA-N ?N
  • OC#C
  • C#CO
Properties
C2H2O
Molar mass  g·mol-1
Density 0.981g/cm
Boiling point 77.1 °C (170.8 °F; 350.2 K) @ 760mmHg
Hazards
Flash point 14.7 °C (58.5 °F; 287.8 K)
Thermochemistry
41.6 kJ mol-1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
?N verify (what is checkY?N ?)
Infobox references

Ethynol (or hydroxyacetylene) is an alkyne-alcohol (ynol) with the formula C2H2O. It is the much-less-stable tautomer of ethenone.

At low temperature in a solid argon matrix it is possible to tautomerise ethenone to form ethynol.[2][3]

See also

References

  1. ^ "Ethynol". The PubChem Project. USA: National Center for Biotechnology Information.
  2. ^ Hochstrasser, Remo; Wirz, Jakob (1990). "Reversible Photoisomerisierung von Keten zu Ethinol". Angewandte Chemie. 102 (4): 454. doi:10.1002/ange.19901020438.
  3. ^ Hochstrasser, Remo; Wirz, Jakob (1989). "Ethinol: Photochemische Erzeugung in einer Argonmatrix, IR-Spektrum und Photoisomerisierung zu Keten". Angewandte Chemie. 101 (2): 183. doi:10.1002/ange.19891010209.



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Ethynol
 



 



 
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