2-Methylpentane

2-Methylpentane

Names
IUPAC name 2-Methylpentane
Other names Isohexane
Identifiers
CAS Number	107-83-5 Y
Beilstein Reference	1730735
ChEMBL	ChEMBL30909 Y
ChemSpider	7604 Y
EC Number	203-523-4
Jmol 3D model	Interactive image
MeSH	2-methylpentane
PubChem	7892
UN number	1208
InChI InChI=1S/C6H14/c1-4-5-6(2)3/h6H,4-5H2,1-3H3 Y Key: AFABGHUZZDYHJO-UHFFFAOYSA-N Y
SMILES CCCC(C)C
Properties
Chemical formula	C6H14
Molar mass	86.18 g·mol−1
Appearance	Colorless liquid
Odor	Odorless
Density	653 mg mL−1
Melting point	−160 to −146 °C; −256 to −231 °F; 113 to 127 K
Boiling point	60 to 62 °C; 140 to 143 °F; 333 to 335 K
log P	3.608
Vapor pressure	46.7 kPa (at 37.7 °C)
Henry's law constant (kH)	5.7 nmol Pa−1 kg−1
Refractive index (nD)	1.371
Thermochemistry
Specific heat capacity (C)	194.19 J K−1 mol−1
Std molar entropy (So298)	290.58 J K−1 mol−1
Std enthalpy of formation (ΔfHo298)	−205.3–−203.3 kJ mol−1
Vapor pressure	{{{value}}}
Related compounds
Related alkanes	Isopentane 3-Methylpentane 3-Ethylpentane 2-Methylhexane 3-Methylhexane
Related compounds	2-Ethyl-1-butanol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

2-Methylpentane is a branched-chain alkane with the molecular formula C₆H₁₄. It is a structural isomer of hexane composed of a methyl group bonded to the second carbon atom in a pentane chain.

See also

• Heteropoly acid