2,3-Dimethylbutane

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2,3-Dimethylbutane
Skeletal formula of 2,3-dimethylbutane with some implicit hydrogens shown
Ball and stick model of 2,3-dimethylbutane
Names
IUPAC name
2,3-Dimethylbutane[1]
Other names
23DMB
Identifiers
  • 79-29-8 ☑Y
3D model (JSmol)
  • Interactive image
1730737
ChEBI
  • CHEBI:141560
ChemSpider
  • 6340 ☑Y
ECHA InfoCard 100.001.085
EC Number 201-193-6
MeSH 2,3-dimethylbutane
PubChem CID
  • 6589
RTECS number EJ9350000
UNII
  • 68ISQ7A432 ☒N
UN number 2457
Properties
C6H14
Molar mass 86.178 g·mol−1
Appearance Colorless liquid
Odor Odorless
Density 662 mg mL−1
Melting point −136 to −124 °C; −213 to −191 °F; 137 to 149 K
Boiling point 57.9 to 58.3 °C; 136.1 to 136.8 °F; 331.0 to 331.4 K
Vapor pressure 26.1 kPa (at 21.1 °C)
7.6 nmol Pa−1 kg−1
-76.22·10−6 cm3/mol
1.375
Thermochemistry
189.02 J K−1 mol−1
278.85 J K−1 mol−1
−208.0–−206.0 kJ mol−1
−4.1558–−4.1540 MJ mol−1
Hazards
GHS pictograms The flame pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The exclamation-mark pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The health hazard pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The environment pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS)
GHS signal word DANGER
H225, H304, H315, H336, H411
P210, P261, P273, P301+310, P331
Flash point −29 °C (−20 °F; 244 K)
420 °C (788 °F; 693 K)
Explosive limits 1.2–7.7%
US health exposure limits (NIOSH):
PEL (Permissible)
none[2]
Related compounds
Related alkanes
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is ☑Y☒N ?)
Infobox references

2,3-Dimethylbutane is an isomer of hexane. It has the chemical formula (CH3)2CHCH(CH3)2. It is a colorless liquid which boils at 57.9 °C.

References

  1. ^ "2,3-dimethylbutane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification and Related Records. Retrieved 10 March 2012.
  2. ^ "NIOSH Pocket Guide to Chemical Hazards #0323". National Institute for Occupational Safety and Health (NIOSH).


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