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Ball-and-Stick model of 2,2-Dimethylpentane
Names
	IUPAC name 2,2-Dimethylpentane;
	Other names Neoheptane;
Identifiers
CAS Number	590-35-2 ;
Beilstein Reference	1730757
ChemSpider	11055 ;
EC Number	209-680-5;
UNII	M82T90QEVX;
	InChI InChI=1/C7H16/c1-5-6-7(2,3)4/h5-6H2,1-4H Key: CXOWYJMDMMMMJO-UHFFFAOYSA-N ;
Properties
Chemical formula	C7H16
Molar mass	100.205 g·mol−1
Appearance	Colorless liquid
Odor	Odorless
Density	0.67385 g cm−3 (liquid, 20 °C, 1 atm); 0.6695 g cm−3 (liquid, 25 °C, 1 atm)
Melting point	−123.7 °C; −190.8 °F; 149.4 K
Boiling point	79.2 °C; 174.5 °F; 352.3 K
Structure
Dipole moment	0.0 D
Thermochemistry
Heat capacity (C)	221.12 J K−1 mol−1
Std molar; entropy (S⦵298)	300.3 J K−1 mol−1
Std enthalpy of; formation (ΔfH⦵298)	-238.5 kJ mol−1
Std enthalpy of; combustion (ΔcH⦵298)	-4802.94 kJ mol−1
Hazards
Flash point	15 °C (59 °F; 288 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

2,2-Dimethylpentane is one of the isomers of heptane.