Propiolic acid — properties from Wikipedia — wikidata.cheminfo.org

Propiolic acidPropiolic acid is the organic compound with the formula HC2CO2H. It is the simplest acetylenic carboxylic acid. It is a colourless liquid that crystallises to give silky crystals. Read from the Chembox of the Wikipedia article Propiolic acid, revision 1380023297.

Property

Value

Formula

C3H2O2, 70.05 g/mol

Melting point

9 °C

Boiling point

144 °C

Density

1.1325 g/cm³

pKa

1.89

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