Diacetylene

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Properties Simple | Detailed

Formula C4H2
IUPAC Name buta-1,3-diyne
Molecular Mass 50.059 g·mol−1
Heat of Formation 471.6 ± 16.7 kJ·mol−1
Dipole Moment 0.00 ± 1.08 D
Volume 80.16 Å 3
Surface Area 98.64 Å 2
HOMO Energy -10.53 ± 0.55 eV
LUMO Energy -0.01 ± eV
Point Group Symmetry D*h
Synonyms
  • 1,3-butadiyne
  • 1,3-butadiyne, homopolymer
  • biacetylene
  • biethynyl
  • butadiyne
  • hc#cc#ch
  • polydiacetylene
CAS Number(s)
  • 460-12-8
  • 27987-87-7
InChIKey LLCSWKVOHICRDD-UHFFFAOYSA-N
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DOI
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Elements H C