3-Methylheptane

3-Methylheptane
Names
IUPAC name
3-Methylheptane[1]
Identifiers
1730777
589-81-1 Yes
6131-25-5 S Yes
ChemSpider 11035 Yes
EC number 209-660-6
Jmol-3D images Image
PubChem 11519
12263096 R
12263095 S
UN number 1262
Properties
Molecular formula
 C8H18
Molar mass 114.23 g·mol−1
Appearance Colourless liquid
Odor Odourless
Density 705 mg mL−1
Melting point −122 °C; −188 °F; 151 K
Boiling point 118 °C; 244 °F; 391 K
Vapor pressure 5.0 kPa (at 37.7 °C)
2.7 nmol Pa−1 kg−1
1.398–1.399
Thermochemistry
Specific
heat capacity (C)
 250.20 J K−1 mol−1
362.6 J K−1 mol−1
Std enthalpy of
formation (ΔfHo298)
 −253.6–−251.4 kJ mol−1
Std enthalpy of
combustion (ΔcHo298)
 −5469.5–−5466.9 kJ mol−1
Hazards
GHS pictograms
GHS signal word DANGER
H225, H304, H315, H336, H410
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
Flash point 7.2 °C (45.0 °F; 280.3 K)
Explosive limits 0.98–?%
Related compounds
Related alkanes
Related compounds
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
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Infobox references

3-Methylheptane is a branched alkane isomeric to octane. Its structural formula is CH3CH2CH(CH3)CH2CH2CH2CH3. It has one stereocenter.

Its refractive index is 1.398 (20 °C, D).

References

  1. ↑ "3-METHYLHEPTANE - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification and Related Records. Retrieved 8 March 2012.

External links