Tetracosane

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Tetracosane
Skeletal formula of tetracosane Tetracosane structure.png
Skeletal formula of tetracosane
Names
Preferred IUPAC name
Tetracosane [1]
Identifiers
3D model (JSmol)
1758462
ChEBI
ChemSpider
ECHA InfoCard 100.010.432 OOjs UI icon edit-ltr-progressive.svg
EC Number
  • 211-474-5
PubChem CID
UNII
  • InChI=1S/C24H50/c1-3-5-7-9-11-13-15-17-19-21-23-24-22-20-18-16-14-12-10-8-6-4-2/h3-24H2,1-2H3 Yes check.svgY
    Key: POOSGDOYLQNASK-UHFFFAOYSA-N Yes check.svgY
  • CCCCCCCCCCCCCCCCCCCCCCCC
Properties
C24H50
Molar mass 338.664 g·mol−1
AppearanceColourless, 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
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).
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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]

Contents

n-Tetracosane is found in mineral form, 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.

A sample of evenkite, the mineral form of n-tetracosane Mineraly.sk - evenkit.jpg
A sample of evenkite, the mineral form of n-tetracosane

See also

References

  1. ↑ "tetracosane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 16 September 2004. Identification and Related Records. Retrieved 2 January 2012.
  2. ↑ Sloane, N. J. A. (ed.). "SequenceA000602". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation. Retrieved 30 August 2013.
  3. ↑ Sloane, N. J. A. (ed.). "SequenceA000628". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation. Retrieved 30 August 2013.


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