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Dodecane

From Simple English Wikipedia, the free encyclopedia

Dodecane/ dihexyl, bihexyl, adakane 12, or duodecane is a liquid alkane hydrocarbon with the chemical formula CH3(CH2)10CH3 (or C12H26). It has 12 carbon atoms and 26 hydrogen atoms. It has more isomers than the proceeding undecane. It has 355 isomers.[1] Here is diagram, composition and structure of Dodecane.

Dodecane
Skeletal formula of dodecane
Skeletal formula of dodecane with all implicit carbons shown, and all explicit hydrogens added
Ball and stick model of dodecane
Names
Preferred IUPAC name
Dodecane[2]
Identifiers
3D model (JSmol)
Beilstein Reference 1697175
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.003.607
EC Number
  • 203-967-9
Gmelin Reference 201408
KEGG
MeSH n-dodecane
RTECS number
  • JR2125000
UNII
  • CCCCCCCCCCCC
Properties
C12H26
Molar mass 170.34 g·mol−1
Appearance Colorless liquid
Odor Gasoline-like to odorless
Density 0.7495 g mL−1 at 20 °C[3]
Melting point −10.0 to −9.3 °C; 14.1 to 15.2 °F; 263.2 to 263.8 K
Boiling point 214 to 218 °C; 417 to 424 °F; 487 to 491 K
log P 6.821
Vapor pressure 18 Pa (at 25 °C)[4]
kH 1.4 nmol Pa−1 kg−1
1.421
Viscosity 1.34 mPa s
Thermochemistry
Std enthalpy of
formation
ΔfHo298
−353.5–−350.7 kJ mol−1
Std enthalpy of
combustion
ΔcHo298
−7901.74 kJ mol−1
Standard molar
entropy
So298
490.66 J K−1 mol−1
Specific heat capacity, C 376.00 J K−1 mol−1
Hazards
GHS labelling:
Template:GHS health hazard
Danger
H304
P301+P310, P331
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 2: Must be moderately heated or exposed to relatively high ambient temperature before ignition can occur. Flash point between 38 and 93 °C (100 and 200 °F). E.g. diesel fuelInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
1
2
0
Flash point 71 °C (160 °F; 344 K)
205 °C (401 °F; 478 K)
Explosive limits 0.6%
Safety data sheet (SDS) hazard.com
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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Infobox references

References

[change | change source]
  1. "Dodecane | C12H26 | ChemSpider". www.chemspider.com. Retrieved 2021-11-29.
  2. "n-dodecane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 16 September 2004. Identification and Related Records. Retrieved 4 January 2012.
  3. "Dodecane".
  4. "Dodecane".