Propiolic Acid

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Properties Simple | Detailed

Formula C3H2O2
IUPAC Name prop-2-ynoic acid
Molecular Mass 70.047 g·mol−1
Heat of Formation -112.8 ± 16.7 kJ·mol−1
Dipole Moment 1.99 ± 1.08 D
Volume 37.84 Å 3
Surface Area 50.59 Å 2
HOMO Energy -11.55 ± 0.55 eV
LUMO Energy 2.61 ± eV
Point Group Symmetry Cs
Synonyms
  • 2-propynoic acid
  • acetylenecarboxylic acid
  • carboxyacetylene
  • hc#ccooh
  • hc.$.ccooh
  • hc.equiv.ccooh
  • propargylic acid
  • propinic acid
  • propinsaeure
  • propiolsaeure
  • propynoic acid
CAS Number(s)
  • 471-25-0
InChIKey UORVCLMRJXCDCP-UHFFFAOYSA-N
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