Names | |
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Preferred IUPAC name Tetracosane [1] | |
Identifiers | |
3D model (JSmol) | |
1758462 | |
ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.010.432 |
EC Number |
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PubChem CID | |
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[ citation needed ] |
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⦵298) | 651.0 J K−1 mol−1 |
Hazards | |
Flash point | >113 °C (235 °F; 386 K) |
Related compounds | |
Related alkanes | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
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]
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, Czech Republic. Evenkite is found as colourless flakes and is reported to fluoresce yellow-orange.
10 (ten) is the even natural number following 9 and preceding 11. Ten is the base of the decimal numeral system, the most common system of denoting numbers in both spoken and written language.
90 (ninety) is the natural number following 89 and preceding 91.
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31 (thirty-one) is the natural number following 30 and preceding 32. It is a prime number.
55 (fifty-five) is the natural number following 54 and preceding 56.
68 (sixty-eight) is the natural number following 67 and preceding 69. It is an even number.
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1,000,000,000 is the natural number following 999,999,999 and preceding 1,000,000,001. With a number, "billion" can be abbreviated as b, bil or bn.
10,000,000 is the natural number following 9,999,999 and preceding 10,000,001.
5 (five) is a number, numeral and digit. It is the natural number, and cardinal number, following 4 and preceding 6, and is a prime number. It has garnered attention throughout history in part because distal extremities in humans typically contain five digits.
30,000 is the natural number that comes after 29,999 and before 30,001.