Tridecylic acid

Tridecylic acid
Names
	Preferred IUPAC name Tridecanoic acid
	Other names C13:0 (Lipid numbers)
Identifiers
CAS Number	638-53-9 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:45919;
ChEMBL	ChEMBL107874;
ChemSpider	12013 ; 12013;
ECHA InfoCard	100.010.311
EC Number	211-341-1;
PubChem CID	12530;
RTECS number	YD3850000;
UNII	19936LIY2V ;
CompTox Dashboard (EPA)	DTXSID4021684 ;
	InChI InChI=1S/C13H26O2/c1-2-3-4-5-6-7-8-9-10-11-12-13(14)15/h2-12H2,1H3,(H,14,15) Key: SZHOJFHSIKHZHA-UHFFFAOYSA-N ;
	SMILES O=C(O)CCCCCCCCCCCC;
Properties
Chemical formula	C13H26O2
Molar mass	214.349 g·mol−1
Appearance	White crystals or powder
Odor	Waxy-type
Density	0.983 g/cm3 (37 °C); 0.8458 g/cm3 (80 °C)
Melting point	41.5 °C (106.7 °F; 314.6 K)
Boiling point	236 °C (457 °F; 509 K) ; at 100 mmHg; 140 °C (284 °F; 413 K); at 1 mmHg
Solubility in water	21 mg/L (0 °C); 33 mg/L (20 °C); 38 mg/L (30 °C); 53 mg/L (60 °C)
Solubility	Soluble in alcohol, ether, CH3COOH
Solubility in acetone	7.52 g/100 g (0 °C); 78.6 g/100 g (20 °C); 316 g/100 g (30 °C); 8.23 kg/100 g (40 °C)
Solubility in methanol	12.6 g/100 g (0 °C); 148 g/100 g (20 °C); 515 g/100 g (30 °C)
Solubility in benzene	42.4 g/100 g (10 °C); 117 g/100 g (20 °C); 354 g/100 g (30 °C)
Solubility in ethyl acetate	10.1 g/100 g (0 °C); 70 g/100 g (20 °C); 281 g/100 g (30 °C)
Vapor pressure	0.01 kPa (109 °C); 0.47 kPa (160 °C); 3.21 kPa (200 °C); 100 kPa (311.5 °C)
Refractive index (nD)	1.4286 (50 °C)
Viscosity	0.583 cP (120 °C); 0.3991 cP (160 °C); 0.2934 cP (200 °C)
Structure
Crystal structure	Monoclinic (37 °C)
Space group	C2/c
Lattice constant	a = 59.88 Å, b = 4.9425 Å, c = 9.8118 Å α = 90°, β = 93.8°, γ = 90°
Thermochemistry
Heat capacity (C)	387.6 J/mol·K
Std enthalpy of; formation (ΔfH⦵298)	−807.2 kJ/mol (liquid)
Std enthalpy of; combustion (ΔcH⦵298)	8024.2 kJ/mol (liquid)
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Irritant
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P261, P305+P351+P338
NFPA 704 (fire diamond)	2 1 0
Flash point	113 °C (235 °F; 386 K)
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	130 mg/kg (mice, intravenous)
Related compounds
Related compounds	Dodecanoic acid, Tetradecanoic acid
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Tridecylic acid, or tridecanoic acid, is the organic compound with the formula CH₃(CH₂)₁₁CO₂H. It is a 13-carbon saturated fatty acid. It is a white solid.

A laboratory preparation involves permanganate oxidation of 1-tetradecene (CH₃(CH₂)₁₂CH=CH₂).