Tetracosane
Tetracosane, also called tetrakosane, is an alkane hydrocarbon with the structural formula H(CH2)24H. As with other alkanes, its name is derived from Greek for the number of carbon atoms, 24, in the molecule. It has 14,490,245 constitutional isomers,[2] and 252,260,276 stereoisomers.[3]
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| Names | |
|---|---|
| IUPAC name
Tetracosane[1] | |
| Identifiers | |
3D model (JSmol) |
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| 1758462 | |
| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.010.432  |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C24H50 | |
| Molar mass | 338.664 g·mol−1 |
| Appearance | Colourless, waxy crystals |
| Odor | Oil of Hamamelis leaves |
| Melting point | 48 to 54 °C; 118 to 129 °F; 321 to 327 K |
| Boiling point | 391.4 °C; 736.4 °F; 664.5 K |
| not soluble | |
| Solubility | very soluble in benzene, toluene, ether, soluble in alcohol. |
| Structure | |
| Orthorhombic | |
| 0 D | |
| Thermochemistry | |
Heat capacity (C) |
730.9 J K−1 mol−1 |
Std molar entropy (S |
651.0 J K−1 mol−1 |
| Hazards | |
| Flash point | > 113 °C (235 °F; 386 K) |
| 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). | |
 verify (what is  ?) | |
| Infobox references | |
n-Tetracosane is found in mineral called evenkite in the Evenki Region on Lower Tunguska River in Siberia and the Bucnik quarry near Konma in eastern Moravia, in former Czechoslovakia. Evenkite is found as colourless flakes and is reported to fluoresce yellow-orange.
A sample of evenkite, the mineral form of n-tetracosane
See also
- List of alkanes
References
- "tetracosane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 16 September 2004. Identification and Related Records. Retrieved 2 January 2012.
- Sloane, N. J. A. (ed.). "Sequence A000602". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 30 August 2013.
- Sloane, N. J. A. (ed.). "Sequence A000628". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 30 August 2013.
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