Tridecane

Tridecane or n-tridecane is an alkane with the chemical formula CH₃(CH₂)₁₁CH₃. Tridecane is a combustible colourless liquid. In industry, they have no specific value aside from being components of various fuels and solvents. In the research laboratory, tridecane is also used as a distillation chaser.

Tridecane

Names
Preferred IUPAC name Tridecane[1]
Identifiers
CAS Number	629-50-5 Y
3D model (JSmol)	Interactive image
Beilstein Reference	1733089
ChEBI	CHEBI:35998 Y
ChEMBL	ChEMBL135694 Y
ChemSpider	11882 Y
ECHA InfoCard	100.010.086
EC Number	211-093-4
KEGG	C13834 N
MeSH	tridecane
PubChem CID	12388
RTECS number	YD3025000
UNII	A3LZF0L939 Y
CompTox Dashboard (EPA)	DTXSID6027266
InChI InChI=1S/C13H28/c1-3-5-7-9-11-13-12-10-8-6-4-2/h3-13H2,1-2H3 Y Key: IIYFAKIEWZDVMP-UHFFFAOYSA-N Y
SMILES CCCCCCCCCCCCC
Properties
Chemical formula	C13H28
Molar mass	184.367 g·mol−1
Appearance	Colourless liquid
Odor	Gasoline-like to odorless
Density	0.756 g mL−1
Melting point	−6 to −4 °C; 21 to 25 °F; 267 to 269 K
Boiling point	232 to 236 °C; 449 to 457 °F; 505 to 509 K
log P	7.331
Vapor pressure	0.52 mmHg (at 59.4 °C)
Henry's law constant (kH)	4.3 nmol Pa−1 kg−1
Refractive index (nD)	1.425
Thermochemistry
Heat capacity (C)	406.89 J K−1 mol−1
Std enthalpy of formation (ΔfH⦵298)	−379.3–−376.1 kJ mol−1
Std enthalpy of combustion (ΔcH⦵298)	−8.7411–−8.7383 MJ mol−1
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P261, P305+P351+P338
Flash point	94 °C (201 °F; 367 K)
Lethal dose or concentration (LD, LC):
LD50 (median dose)	1.161 g kg−1 (intravenous, mouse)
Related compounds
Related alkanes	Dodecane Tetradecane
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

Natural occurrence

Nymphs of the southern green shield bug produce tridecane as a dispersion/aggregation pheromone, which possibly serves as a defense against predators.^[2] It is also the main component of the defensive fluid produced by the stink bug Cosmopepla bimaculata.^[3]

See also

• Higher alkanes
• List of isomers of tridecane