(2E)-4-Oxo-2-Pentenedioic Acid

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Properties Simple | Detailed

Formula C5H4O5
IUPAC Name (e)-4-oxopent-2-enedioic acid
Molecular Mass 144.082 g·mol−1
Heat of Formation -771.9 ± 16.7 kJ·mol−1
Dipole Moment 0.70 ± 1.08 D
Volume 152.9 Å 3
Surface Area 164.04 Å 2
HOMO Energy -10.93 ± 0.55 eV
LUMO Energy 1.14 ± eV
Point Group Symmetry Cs
Synonyms
  • (e)-4-ketopent-2-enedioic acid
  • (e)-4-oxopent-2-enedioic acid
  • 2-oxoglutaconic acid
  • 2-pentenedioic acid, 4-oxo-
  • 3,4-didehydro-2-ketoglutaric acid
  • 3-ene-2-ketoglutarate
CAS Number(s)
  • 6004-32-6
InChIKey KRSRJVGQNCNEFU-OWOJBTEDSA-N
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Elements H C O