Maleic Acid

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Properties Simple | Detailed

Formula C4H4O4
IUPAC Name maleic acid
Molecular Mass 116.072 g·mol−1
Heat of Formation -668.4 ± 16.7 kJ·mol−1
Dipole Moment 2.50 ± 1.08 D
Volume 126.22 Å 3
Surface Area 136.9 Å 2
HOMO Energy -11.32 ± 0.55 eV
LUMO Energy 1.91 ± eV
Point Group Symmetry C1
Synonyms
  • (2z)-but-2-enedioic acid
  • (z)-2-butenedioic acid
  • (z)-butenedioic acid
  • 1,2-ethylenedicarboxylic acid, (z)
  • 2-butenedioic acid (2z)-
  • 2-butenedioic acid (2z)- (9ci)
  • 2-butenedioic acid (2z)-, monocastor oil alkyl esters
  • 2-butenedioic acid (z)-
  • 2-butenedioic acid (z)- (9ci)
  • 2-butenedioic acid, (2z)-
  • 2-butenedioic acid, (z)-
  • butenedioic acid, (z)-
  • cis-1,2-ethylenedicarboxylic acid
  • cis-2-butenedioic acid
  • cis-but-2-enedioic acid
  • h2male
  • mae
  • maleic acid (8ci)
  • maleic acid [na2215] [corrosive]
  • maleic acid [na2215] [corrosive]
  • maleic anhydride, mono(castor oil) ester
  • maleinic acid
  • malenic acid
  • malezid cm
  • na2215
  • scotchbond multipurpose etchant
CAS Number(s)
  • 10237-70-4
  • 44742-89-4
  • 68307-91-5
InChIKey VZCYOOQTPOCHFL-UPHRSURJSA-N
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Elements H C O