Acetylenediol

Acetylenediol
Names
Preferred IUPAC name
Ethynediol
Other names
Dihydroxyacetylene
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C2H2O2/c3-1-2-4/h3-4H Y
    Key: ZUQAPLKKNAQJAU-UHFFFAOYSA-N Y
  • InChI=1/C2H2O2/c3-1-2-4/h3-4H
    Key: ZUQAPLKKNAQJAU-UHFFFAOYAS
  • C(#CO)O
  • OC#CO
Properties
C2H2O2
Molar mass 58.07 g/mol
Boiling point decomposes
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Acetylenediol, or ethynediol, is a chemical substance with formula HO−C≡C−OH (an ynol). It is the diol of acetylene. Acetylenediol is unstable in the condensed phase, although its tautomer glyoxal (CHO)2 is well known.

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