Pentanes

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The pentanes are a group of alkanes with five carbon atoms with the formula C5H12. It has three isomers.

Common name normal pentane
unbranched pentane
n-pentane 		isopentane neopentane
IUPAC name pentane 2-methylbutane 2,2-dimethylpropane
N-Pentan.png Isopentane.PNG Neopentane.PNG
Skeletal diagram Pentane-2D-Skeletal.svg Isopentane-2D-skeletal.png Neopentane-2D-skeletal.png
Melting point (°C)[1] −129.8 −159.9 −16.6
Boiling point (°C)[1] 36.0 27.7 9.5
Density
(0 °C,kg/m3)[1] 		621 616 586

References[]

  1. ^ Jump up to: a b c James Wei (1999), Molecular Symmetry, Rotational Entropy, and Elevated Melting Points. Ind. Eng. Chem. Res., volume 38 issue 12, pp. 5019–5027 doi:10.1021/ie990588m
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