1-Octadecene

1-Octadecene is a long-chain hydrocarbon and an alkene with the molecular formula CH2=CH(CH2)15CH3. It is one of many isomers of octadecene. Classified as an alpha-olefin, 1-octadecene is the longest alkene that is liquid at room temperature.

1-Octadecene
Names
Preferred IUPAC name
Octadec-1-ene
Other names
alpha-Octadecene; Octadecylene; alpha-Olefin C18; n-1-Octadecene
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.003.648
UNII
  • InChI=1S/C18H36/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3H,1,4-18H2,2H3 Y
    Key: CCCMONHAUSKTEQ-UHFFFAOYSA-N Y
  • InChI=1S/C18H36/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3H,1,4-18H2,2H3
  • Key: CCCMONHAUSKTEQ-UHFFFAOYSA-N
  • C=C\CCCCCCCCCCCCCCCC
Properties
C18H36
Molar mass 252.486 g·mol−1
Appearance colorless liquid
Density 0.789 g/mL
Melting point 14 to 16 °C (57 to 61 °F; 287 to 289 K)
17 to 18 °C
Boiling point 315 °C (599 °F; 588 K)
Insoluble
Hazards
NFPA 704 (fire diamond)
1
1
0
Flash point 155 °C (311 °F; 428 K)
250 °C (482 °F; 523 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y verify (what is YN ?)
Infobox references
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