Tetraethylmethane

Tetraethylmethane
Names
	Preferred IUPAC name 3,3-Diethylpentane
Identifiers
CAS Number	1067-20-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	13402 ;
ECHA InfoCard	100.151.290
PubChem CID	14020;
UNII	K2SWY952L9 ;
CompTox Dashboard (EPA)	DTXSID1073941 ;
	InChI InChI=1S/C9H20/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3 Key: BGXXXYLRPIRDHJ-UHFFFAOYSA-N ;
	SMILES CCC(CC)(CC)CC;
Properties
Chemical formula	C9H20
Molar mass	128.259 g·mol−1
Appearance	Colourless liquid
Odor	Odourless
Density	724 mg mL−1
Melting point	−34 to −30 °C; −29 to −22 °F; 239 to 243 K
Boiling point	145.8 to 146.6 °C; 294.3 to 295.8 °F; 418.9 to 419.7 K
Henry's law; constant (kH)	1.5 nmol Pa−1 kg−1
Thermochemistry
Heat capacity (C)	278.2 J K−1 mol−1
Std molar; entropy (S⦵298)	333.4 J K−1 mol−1
Std enthalpy of; combustion (ΔcH⦵298)	−6.1261–−6.1229 MJ mol−1
Hazards
NFPA 704 (fire diamond)	0 3 0
Related compounds
Related alkanes	Neopentane; 2,2-Dimethylbutane; 2,3-Dimethylbutane; Triptane; Tetramethylbutane; 2,2,4-Trimethylpentane; 2,3,3-Trimethylpentane; 2,3,4-Trimethylpentane; Tetra-tert-butylmethane; 2,3-Dimethylhexane; 2,5-Dimethylhexane;
Related compounds	Tetraethylsilane; Tetraethylgermanium; Tetraethyltin; Tetraethyllead;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Tetraethylmethane is a branched alkane with 9 carbon atoms. It is a highly flammable and volatile liquid at room temperature. It is one of the isomers of nonane.

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