2-Methylheptane

From Wikipedia, the free encyclopedia
2-Methylheptane
IUPAC name

2-Methylheptane[1]

Identifiers
CAS number 592-27-8 YesY
PubChem 11594
ChemSpider 11106 YesY
EC number 209-747-9
UN number 1262
Beilstein Reference 1696862
Jmol-3D images Image 1
Properties
Molecular formula C8H18
Molar mass 114.23 g mol−1
Appearance Colourless liquid
Odor Odourless
Density 698 mg mL−1
Melting point −112 to −108 °C; −170 to −163 °F; 161 to 165 K
Boiling point 116.8 to 118.4 °C; 242.2 to 245.0 °F; 389.9 to 391.5 K
Vapor pressure 5.3 kPa (at 37.7 °C)
kH 2.7 nmol Pa−1 kg−1
Refractive index (nD) 1.395–1.396
Thermochemistry
Std enthalpy of
formation ΔfHo298		 −256.5–−253.9 kJ mol−1
Std enthalpy of
combustion ΔcHo298		 −5466.7–−5464.3 kJ mol−1
Standard molar
entropy So298		 356.39 J K−1 mol−1
Specific heat capacity, C 252.00 J K−1 mol−1
Hazards
GHS pictograms
GHS signal word DANGER
GHS hazard statements H225, H304, H315, H336, H410
GHS precautionary statements P210, P261, P273, P301+310, P331
EU Index 601-009-00-8
EU classification F Xn N
R-phrases R11, R38, R50/53, R65, R67
S-phrases (S2), S16, S29, S33
NFPA 704
3
0
0
Flash point 4.4 °C; 39.9 °F; 277.5 K
Explosive limits 0.98–?%
Related compounds
Related alkanes
Related compounds
 YesY (verify) (what is: YesY/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

2-Methylheptane is a branched alkane isomeric to octane. Its structural formula is (CH3)2CH(CH2)4CH3.

References

  1. ↑ "2-METHYLHEPTANE - Compound Summary". PubChem Compound. National Center for Biotechnology Information. 26 March 2005. Retrieved 6 March 2012. 

External links

This article is issued from Wikipedia. The text is available under the Creative Commons Attribution/Share Alike; additional terms may apply for the media files.