Isoprene

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Properties Simple | Detailed

Formula C5H8
IUPAC Name isoprene
Molecular Mass 68.117 g·mol−1
Heat of Formation 77.7 ± 16.7 kJ·mol−1
Dipole Moment 0.54 ± 1.08 D
Volume 111.49 Å 3
Surface Area 123.35 Å 2
HOMO Energy -9.43 ± 0.55 eV
LUMO Energy -0.12 ± eV
Point Group Symmetry Cs
Synonyms
  • .beta.-methylbivinyl
  • 1,3-butadiene, 2-methyl-
  • 1,3-butadiene, 2-methyl-, homopolymer
  • 1,3-butadiene, 2-methyl-, homopolymer, chlorinated
  • 1,4-polyisoprene
  • 2-methyl-1,3-butadiene
  • 2-methylbuta-1,3-diene
  • 2-methylbutadiene
  • 2-methyldivinyl
  • 3-methyl-1,3-butadiene
  • beta-methylbivinyl
  • ch2=c(ch3)ch=ch2
  • chlorinated natural rubber
  • isopentadiene
  • isoprene, inhibited [un1218] [flammable liquid]
  • poly(propylene-alt-ethylene), multi-arm
  • polyisoprene, cis
  • polyisoprene, hydrogenated
  • polyisoprene, trans
CAS Number(s)
  • 68441-58-7
  • 78006-92-5
  • 78-79-5
InChIKey RRHGJUQNOFWUDK-UHFFFAOYSA-N
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Elements H C