1,2-Butadiene

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Properties Simple | Detailed

Formula C4H6
IUPAC Name buta-1,2-diene
Molecular Mass 54.090 g·mol−1
Heat of Formation 121.3 ± 16.7 kJ·mol−1
Dipole Moment 0.48 ± 1.08 D
Volume 89.45 Å 3
Surface Area 107.42 Å 2
HOMO Energy -9.79 ± 0.55 eV
LUMO Energy 4.04 ± eV
Point Group Symmetry Cs
Synonyms
  • 1,2-butadien
  • 1-methylallene
  • allene, methyl-
  • buta-1,2-dien
  • ch2=c=ch-ch3
  • methylallene
CAS Number(s)
  • 590-19-2
InChIKey QNRMTGGDHLBXQZ-UHFFFAOYSA-N
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Elements H C