Isopentane

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Properties Simple | Detailed

Formula C5H12
IUPAC Name 2-methylbutane
Molecular Mass 72.149 g·mol−1
Heat of Formation -135.9 ± 16.7 kJ·mol−1
Dipole Moment 0.09 ± 1.08 D
Volume 122.9 Å 3
Surface Area 130.08 Å 2
HOMO Energy -11.12 ± 0.55 eV
LUMO Energy 7.26 ± eV
Point Group Symmetry Cs
Synonyms
  • (ch3)2ch-ch2-ch3
  • 1,1,2-trimethylethane
  • 1,1-dimethylpropane
  • alkanes, c7-8-iso-
  • butane (field grade)
  • butane (petroleum)
  • butane, 2-methyl-
  • butane, branched and linear
  • butane-isobutane stream (petroleum)
  • butanes
  • c3-c4 splitter bottoms
  • dimethylethylmethane
  • ethyldimethylmethane
  • field butane
  • iso-c5h12
  • iso-pentane
  • isoamylhydride
  • mixed butanes
  • mixed butanes (petroleum)
  • pentane, all isomers
CAS Number(s)
  • 92046-46-3
  • 68513-65-5
  • 70024-92-9
  • 68923-44-4
  • 78-78-4
InChIKey QWTDNUCVQCZILF-UHFFFAOYSA-N
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Elements H C