2,3,4-Trimethylpentane is a branched alkane. It is one of the isomers of octane.
Names | |
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Preferred IUPAC name
2,3,4-Trimethylpentane[1] | |
Identifiers | |
3D model (JSmol)
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1696869 | |
ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.008.448 |
EC Number |
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MeSH | 2,3,4-trimethylpentane |
PubChem CID
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RTECS number |
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UNII | |
UN number | 3295 |
CompTox Dashboard (EPA)
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Properties | |
C8H18 | |
Molar mass | 114.232 g·mol−1 |
Appearance | Colourless liquid |
Odor | Odourless |
Density | 719 mg mL−1 |
Melting point | −109.7 to −109.0 °C; −165.5 to −164.1 °F; 163.4 to 164.2 K |
Boiling point | 113.4 to 114.0 °C; 236.0 to 237.1 °F; 386.5 to 387.1 K |
Vapor pressure | 6.7549 kPa (at 37.7 °C) |
Henry's law
constant (kH) |
5.6 nmol Pa−1 kg−1 |
Refractive index (nD)
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1.404 |
Thermochemistry | |
Heat capacity (C)
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247.32 J K−1 mol−1 |
Std molar
entropy (S⦵298) |
329.32 J K−1 mol−1 |
Std enthalpy of
formation (ΔfH⦵298) |
−256.9–−253.5 kJ mol−1 |
Std enthalpy of
combustion (ΔcH⦵298) |
−5.4671–−5.4639 MJ mol−1 |
Hazards | |
GHS labelling: | |
Danger | |
H225, H304, H315, H336, H410 | |
P210, P261, P273, P301+P310, P331 | |
Flash point | 4 °C (39 °F; 277 K) |
Explosive limits | 1–?% |
Related compounds | |
Related alkanes
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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References
edit- ^ "2,3,4-trimethylpentane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification and Related Records. Retrieved 12 March 2012.
External links
edit- 2,3,4-Trimethylpentane at environmentalchemistry.com