Hentriacontane

Hentriacontane

Names
Preferred IUPAC name Hentriacontane[1]
Identifiers
CAS Number	630-04-6^Y
3D model (JSmol)	Interactive image
Beilstein Reference	1709817
ChEBI	CHEBI:5659^Y
ChEMBL	ChEMBL257490^Y
ChemSpider	11904^Y
KEGG	C08376^Y
MeSH	hentriacontane
PubChem CID	12410
UNII	6SDG640HL3^Y
CompTox Dashboard (EPA)	DTXSID0075443
InChI InChI=1S/C31H64/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-31H2,1-2H3^N Key: IUJAMGNYPWYUPM-UHFFFAOYSA-N^N
SMILES CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
Properties
Chemical formula	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
Heat capacity (C)	912 J K^−1 mol^−1 (at 50 °C)
Hazards
GHS labelling:[3]
Pictograms
Signal word	Warning
Hazard statements	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). N verify (what is ^YN ?) 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. 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". pubchem.ncbi.nlm.nih.gov.
4. "A000602 - Oeis".

External links

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