Names | |
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Preferred IUPAC name 2,3,4-Trimethylpentane [1] | |
Identifiers | |
3D model (JSmol) | |
1696869 | |
ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.008.448 |
EC Number |
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MeSH | 2,3,4-trimethylpentane |
PubChem CID | |
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) | 1.404 |
Thermochemistry | |
Heat capacity (C) | 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 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
2,3,4-Trimethylpentane is a branched alkane. It is one of the isomers of octane.
In organic chemistry, an alkane, or paraffin, is an acyclic saturated hydrocarbon. In other words, an alkane consists of hydrogen and carbon atoms arranged in a tree structure in which all the carbon–carbon bonds are single. Alkanes have the general chemical formula CnH2n+2. The alkanes range in complexity from the simplest case of methane, where n = 1, to arbitrarily large and complex molecules, like pentacontane or 6-ethyl-2-methyl-5-(1-methylethyl) octane, an isomer of tetradecane.
Octane is a hydrocarbon and an alkane with the chemical formula C8H18, and the condensed structural formula CH3(CH2)6CH3. Octane has many structural isomers that differ by the amount and location of branching in the carbon chain. One of these isomers, 2,2,4-trimethylpentane is used as one of the standard values in the octane rating scale.
2,2,4-Trimethylpentane, also known as isooctane or iso-octane, is an organic compound with the formula (CH3)3CCH2CH(CH3)2. It is one of several isomers of octane (C8H18). This particular isomer is the standard 100 point on the octane rating scale (the zero point is n-heptane). It is an important component of gasoline, frequently used in relatively large proportions (around 10%) to increase the knock resistance of fuel.
Collidine is the trivial name used to describe the chemical compounds which are trimethyl derivatives of pyridine. Their chemical properties resemble those of pyridine, although the presence of the methyl groups may prohibit some of the more straightforward reactions. Collidine comes in several isomers:
2-Methylheptane is a colourless liquid, chemical compound which is part of the branched alkane family and is isomeric to octane Where a methyl group has been added to the second carbon in heptane. Its structural formula is (CH3)2CH(CH2)4CH3.
2,3,3-Trimethylpentane is a chemical compound in the family of hydrocarbons which has a formula of C8H18. It is an isomer of octane. It has a role as a human metabolite, a bacterial metabolite and a mammalian metabolite. It is an alkane and a volatile organic compound.
The molecular formula C8H18 (molar mass: 114.23 g/mol) may refer to:
Trimethylpentane may refer to:
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