Chemistry:Hentriacontane

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Hentriacontane
Skeletal formula of hentriacontane
Names
Preferred IUPAC name
Hentriacontane[1]
Identifiers
3D model (JSmol)
1709817
ChEBI
ChEMBL
ChemSpider
KEGG
MeSH hentriacontane
UNII
Properties
C31H64
Molar mass 436.853 g·mol−1
Appearance White, opaque, waxy crystals
Density 0.781 g cm−3 at 68 °C[2]
Melting point 67.5 to 69.3 °C; 153.4 to 156.7 °F; 340.6 to 342.4 K
Boiling point 458 °C (856 °F; 731 K)
log P 16.501
Thermochemistry
912 J K−1 mol−1 (at 50 °C)
Hazards
GHS pictograms GHS07: Harmful
GHS Signal word Warning
H315, H319
Related compounds
Related alkanes
Nonacosane
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Hentriacontane, also called untriacontane, is a solid, long-chain alkane hydrocarbon with the structural formula CH3(CH2)29CH3. It is the main component of Paraffin wax.

It is found in a variety of plants, including peas (Pisum sativum), Acacia senegal, Gymnema sylvestre and others, and also comprises about 8–9% of beeswax. It has 10,660,307,791 constitutional isomers.[4]

References

  1. "hentriacontane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 27 March 2005. Identification and Related Records. https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=12410&loc=ec_rcs. Retrieved 2 January 2012. 
  2. Weast, Robert C., ed (1982). CRC Handbook of Chemistry and Physics (63rd ed.). Boca Raton, Fl: CRC Press. p. C-561. 
  3. "Hazardous Substances Data Bank (HSDB) : 8361" (in en). https://pubchem.ncbi.nlm.nih.gov/source/hsdb/8361. 
  4. "A000602 - Oeis". http://oeis.org/A000602. 

External links

  • Hentriacontane at Dr. Duke's Phytochemical and Ethnobotanical Databases