Chemical Properties of 1-Octadecanol (CAS 112-92-5)

InChI

InChI=1S/C18H38O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h19H,2-18H2,1H3

InChI Key

GLDOVTGHNKAZLK-UHFFFAOYSA-N

Formula

C18H38O

SMILES

CCCCCCCCCCCCCCCCCCO

Molecular Weight¹

270.49

CAS

112-92-5

Other Names

• 1-Hydroxyoctadecane
• 1-Stearyl alcohol
• Adol 62
• Adol 68
• Aldol 62
• Alfol 18
• Atalco S
• C18 Linear alcohol
• CO 1895F
• CO-1895
• CO-1897
• Cachalot S-43
• Cachalot S-56
• Conol 1675
• Conol 30F
• Crodacol S70
• Crodacol S95NF
• Crodacol-S
• Decyl octyl alcohol
• Dytol e-46
• Kalcohl 80
• Kalcohl 8098
• Lanette 18 DEO
• Lanol S
• Lorol 28
• Lorol C18
• N-OCTADECYL ALCOHOL
• Octadecan-1-ol
• Octadecanol
• Octadecanol NF
• Octadecyl alcohol
• Octanodecanol
• Philcohol 1800
• Polaax
• Rita SA
• Rofamol
• SIPOL S
• STENOL
• Siponol S
• Siponol SC
• Stearic alcohol
• Stearol
• Stearyl alcohol
• Stearyl alcohol NF
• Stearyl alcohol USP
• Steraffine
• Usp XIII stearyl alcohol
• Varonic BG
• n-1-Octadecanol
• n-Octadecanol

• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• μ : Dipole Moment (debye).
• η : Dynamic viscosity (Pa×s).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_subH : Enthalpy of sublimation at a given temperature (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_triple : Triple Point Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_boil : Boiling point at given pressure (K).
• T_boilr : Boiling point at reduced pressure (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔcH°solid	-11820.00 ± 4.00	kJ/mol	NIST
μ	1.70	debye	KDB
ΔfG°	-36.22	kJ/mol	KDB
ΔfH°gas	-566.90	kJ/mol	KDB
ΔfusH°	46.46	kJ/mol	Joback Calculated Property
ΔsubH°	[187.00; 191.20]	kJ/mol
ΔsubH°	187.00 ± 1.00	kJ/mol	NIST
ΔsubH°	191.20 ± 1.30	kJ/mol	NIST
ΔvapH°	116.80 ± 1.20	kJ/mol	NIST
log10WS	[-8.40; -8.40]
log10WS	-8.40		Aq. Sol...
log10WS	-8.40		Estimat...
logPoct/wat	6.240		Crippen Calculated Property
McVol	270.350	ml/mol	McGowan Calculated Property
Pc	1440.00	kPa	KDB
Ptriple	2.93e-05 ± 1.30e-05	kPa	NIST
Inp	[342.84; 2095.10]
Inp	2074.40		NIST
Inp	2067.80		NIST
Inp	2095.10		NIST
Inp	2075.00		NIST
Inp	2074.00		NIST
Inp	2058.00		NIST
Inp	2065.00		NIST
Inp	2063.00		NIST
Inp	2064.00		NIST
Inp	2069.00		NIST
Inp	2067.00		NIST
Inp	2060.00		NIST
Inp	2061.00		NIST
Inp	2067.00		NIST
Inp	2050.00		NIST
Inp	2050.00		NIST
Inp	2081.00		NIST
Inp	2080.00		NIST
Inp	2082.00		NIST
Inp	2090.00		NIST
Inp	2084.00		NIST
Inp	2070.00		NIST
Inp	2082.00		NIST
Inp	2081.00		NIST
Inp	2059.00		NIST
Inp	2061.00		NIST
Inp	2061.00		NIST
Inp	2086.00		NIST
Inp	2089.80		NIST
Inp	2081.00		NIST
Inp	2070.00		NIST
Inp	2080.00		NIST
Inp	2059.00		NIST
Inp	2059.00		NIST
Inp	2053.00		NIST
Inp	2087.00		NIST
Inp	2087.00		NIST
Inp	2084.00		NIST
Inp	2084.00		NIST
Inp	2084.00		NIST
Inp	2080.00		NIST
Inp	2083.00		NIST
Inp	2086.00		NIST
Inp	2071.00		NIST
Inp	2070.00		NIST
Inp	2085.00		NIST
Inp	2063.00		NIST
Inp	2080.00		NIST
Inp	2079.00		NIST
Inp	2066.00		NIST
Inp	2081.00		NIST
Inp	2067.00		NIST
Inp	2087.70		NIST
Inp	2084.00		NIST
Inp	2079.00		NIST
Inp	2078.00		NIST
Inp	2084.00		NIST
Inp	2078.00		NIST
Inp	2080.00		NIST
Inp	2082.00		NIST
Inp	2039.00		NIST
Inp	2084.00		NIST
Inp	2040.00		NIST
Inp	2066.00		NIST
Inp	2090.00		NIST
Inp	2082.00		NIST
Inp	2089.00		NIST
Inp	2089.00		NIST
Inp	2082.00		NIST
Inp	2078.00		NIST
Inp	2084.00		NIST
Inp	2077.00		NIST
Inp	2081.00		NIST
Inp	2082.00		NIST
Inp	Outlier 342.84		NIST
Inp	Outlier 346.29		NIST
Inp	Outlier 345.48		NIST
Inp	Outlier 345.48		NIST
Inp	Outlier 345.48		NIST
Inp	2074.40		NIST
Inp	2058.00		NIST
Inp	2067.00		NIST
Inp	2089.80		NIST
Inp	2059.00		NIST
I	[2534.00; 2618.00]
I	2549.00		NIST
I	2585.00		NIST
I	2563.00		NIST
I	2570.00		NIST
I	2574.00		NIST
I	2573.00		NIST
I	2546.00		NIST
I	2598.00		NIST
I	2569.00		NIST
I	2603.00		NIST
I	2603.00		NIST
I	2534.00		NIST
I	2558.00		NIST
I	2570.00		NIST
I	2544.00		NIST
I	2569.00		NIST
I	2581.00		NIST
I	2607.00		NIST
I	2607.00		NIST
I	2618.00		NIST
I	2607.00		NIST
I	2607.00		NIST
I	2607.00		NIST
I	2607.00		NIST
I	2607.00		NIST
I	2534.00		NIST
I	2607.00		NIST
Tboil	608.00	K	KDB
Tc	790.00	K	KDB
Tfus	[325.60; 332.65]	K
Tfus	332.60	K	KDB
Tfus	332.65	K	Aq. Sol...
Tfus	330.15	K	Phase d...
Tfus	331.00	K	Liquid-...
Tfus	329.30	K	Solid-l...
Tfus	331.53	K	Thermod...
Tfus	Outlier 327.15	K	The man...
Tfus	331.25	K	Stearyl...
Tfus	330.90	K	High Pr...
Tfus	Outlier 325.60	K	Evaluat...
Tfus	331.00 ± 1.00	K	NIST
Tfus	331.20 ± 0.20	K	NIST
Tfus	328.30 ± 0.30	K	NIST
Tfus	328.03 ± 0.30	K	NIST
Tfus	330.75 ± 0.40	K	NIST
Tfus	331.20 ± 0.30	K	NIST
Tfus	331.20 ± 0.30	K	NIST
Tfus	331.20 ± 0.30	K	NIST
Tfus	331.20 ± 0.30	K	NIST
Tfus	331.20 ± 0.30	K	NIST
Tfus	332.00 ± 0.25	K	NIST
Tfus	330.30 ± 0.40	K	NIST
Tfus	331.00 ± 1.50	K	NIST
Tfus	332.00 ± 1.50	K	NIST
Tfus	330.75 ± 0.60	K	NIST
Tfus	330.65 ± 0.25	K	NIST
Tfus	329.65 ± 2.00	K	NIST
Tfus	331.60 ± 1.00	K	NIST
Ttriple	[330.95; 331.25]	K
Ttriple	331.25	K	Form-st...
Ttriple	330.95 ± 1.00	K	NIST
Vc	1.062	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[807.56; 904.76]	J/mol×K	[703.42; 866.84]
Cp,gas	807.56	J/mol×K	703.42	Joback Calculated Property
Cp,gas	825.60	J/mol×K	730.66	Joback Calculated Property
Cp,gas	842.87	J/mol×K	757.89	Joback Calculated Property
Cp,gas	859.40	J/mol×K	785.13	Joback Calculated Property
Cp,gas	875.20	J/mol×K	812.37	Joback Calculated Property
Cp,gas	890.32	J/mol×K	839.60	Joback Calculated Property
Cp,gas	904.76	J/mol×K	866.84	Joback Calculated Property
Cp,liquid	705.20	J/mol×K	343.15	NIST
η	[0.0000285; 0.0053981]	Pa×s	[353.44; 703.42]
η	0.0053981	Pa×s	353.44	Joback Calculated Property
η	0.0012130	Pa×s	411.77	Joback Calculated Property
η	0.0003948	Pa×s	470.10	Joback Calculated Property
η	0.0001646	Pa×s	528.43	Joback Calculated Property
η	0.0000817	Pa×s	586.76	Joback Calculated Property
η	0.0000460	Pa×s	645.09	Joback Calculated Property
η	0.0000285	Pa×s	703.42	Joback Calculated Property
ΔfusH	[40.10; 70.08]	kJ/mol	[330.10; 334.20]
ΔfusH	40.10	kJ/mol	330.10	NIST
ΔfusH	40.10	kJ/mol	330.30	NIST
ΔfusH	66.67	kJ/mol	331.20	NIST
ΔfusH	70.08	kJ/mol	334.20	NIST
ΔsubH	187.40 ± 1.30	kJ/mol	323.50	NIST
ΔvapH	[74.76; 113.50]	kJ/mol	[345.00; 608.00]
ΔvapH	113.50	kJ/mol	345.00	NIST
ΔvapH	86.40	kJ/mol	469.50	NIST
ΔvapH	76.30	kJ/mol	536.50	NIST
ΔvapH	74.76	kJ/mol	608.00	KDB
Pvap	1.73	kPa	483.46	Vapor-L...
ρl	812.00	kg/m3	332.00	KDB

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboil	[487.25; 499.04]	K	[2.05; 3.47]
Tboil	487.25	K	2.05	Vapor-l...
Tboil	499.04	K	3.47	Improvi...
Tboilr	[443.70; 483.70]	K	[0.30; 2.00]
Tboilr	443.70	K	0.30	NIST
Tboilr	483.70	K	2.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.31; 201.24]	kPa	[480.15; 648.15]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.63211e+01
Coefficient B			-5.89911e+03
Coefficient C			-1.12676e+02
Temperature range, min.			480.15
Temperature range, max.			648.15
Pvap	1.31	kPa	480.15	Calculated Property
Pvap	2.84	kPa	498.82	Calculated Property
Pvap	5.75	kPa	517.48	Calculated Property
Pvap	10.92	kPa	536.15	Calculated Property
Pvap	19.67	kPa	554.82	Calculated Property
Pvap	33.76	kPa	573.48	Calculated Property
Pvap	55.58	kPa	592.15	Calculated Property
Pvap	88.13	kPa	610.82	Calculated Property
Pvap	135.18	kPa	629.48	Calculated Property
Pvap	201.24	kPa	648.15	Calculated Property
Pvap	[2.85e-05; 1294.77]	kPa	[331.05; 777.00]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			1.41337e+02
Coefficient B			-1.82491e+04
Coefficient C			-1.66700e+01
Coefficient D			4.33537e-07
Temperature range, min.			331.05
Temperature range, max.			777.00
Pvap	2.85e-05	kPa	331.05	Calculated Property
Pvap	3.71e-03	kPa	380.60	Calculated Property
Pvap	0.12	kPa	430.15	Calculated Property
Pvap	1.63	kPa	479.70	Calculated Property
Pvap	11.38	kPa	529.25	Calculated Property
Pvap	50.20	kPa	578.80	Calculated Property
Pvap	157.43	kPa	628.35	Calculated Property
Pvap	381.69	kPa	677.90	Calculated Property
Pvap	759.34	kPa	727.45	Calculated Property
Pvap	1294.77	kPa	777.00	Calculated Property

Similar Compounds

Find more compounds similar to 1-Octadecanol.

Mixtures

• 2,3-Pentanedione + 1-Octadecanol
• Heptane + 1-Octadecanol
• Eicosane + 1-Octadecanol
• Tetracosane + 1-Octadecanol
• Biphenyl + 1-Octadecanol
• Dodecanoic acid, 2,3-dihydroxypropyl ester + 1-Octadecanol
• Quinoline + 1-Octadecanol
• 1-Dodecanol + 1-Octadecanol
• 1-Octadecanol + 1-Tetradecanol
• 1-Hexadecanol + 1-Octadecanol
• Propane + 1-Octadecanol
• 1-Octadecanol + Pentane
• n-Hexane + 1-Octadecanol
• Octane + 1-Octadecanol
• 1-Octadecanol + Methyl Alcohol
• Ethanol + 1-Octadecanol
• 1-Propanol + 1-Octadecanol
• 1-Butanol + 1-Octadecanol
• Methylene chloride + 1-Octadecanol
• n-Propyl chloride + 1-Octadecanol

Find more mixtures with 1-Octadecanol.

Sources

• KDB Vapor Pressure Data
• Crippen Method
• Phase diagrams of binary systems containing n-alkanes, or cyclohexane, or 1-alkanols and 2,3-pentanedione at atmospheric and high pressure
• Phase equilibria of high molecular mass 1-alcohols in supercritical propane
• The solid-liquid phase diagrams of binary mixtures of even saturated fatty alcohols
• Liquid-liquid equilibrium in binary systems of isomeric C8 aliphatic monoethers with nitromethane
• Solid-liquid equilibria of eicosane, tetracosane or biphenyl + 1- octadecanol, or + 1-eicosanol mixtures
• Vapor-liquid equilibria of monoacylglicerol + monoacylglicerol or alcohol or fatty acid at subatmospheric pressures
• Thermodynamics of organic mixtures containing amines. VIII. Systems with quinoline
• Improving a variation of the DSC technique for measuring the boiling points of pure compounds at low pressures
• The manufacture of organic carbonate-poly(methyl ethylacrylate) nanowebs with thermal buffering effect
• Stearyl alcohol/palm triple pressed acid-graphite nanocomposites as phase change materials
• Form-stable phase change nanocomposites for thermal energy storage based on hypercrosslinked polymer nanospheres
• High Pressure Solid-Liquid Equilibrium of Fatty Alcohols Binary Systems from 1-Dodecanol, 1-Tetradecanol, 1-Hexadecanol, and 1-Octadecanol
• Vapor-Liquid Equilibria of Binary Systems with Long-Chain Organic Compounds (Fatty Alcohol, Fatty Ester, Acylglycerol, and n-Paraffin) at Subatmospheric Pressures
• Evaluation of the Vaporization, Fusion, and Sublimation Enthalpies of the 1-Alkanols: The Vaporization Enthalpy of 1-, 6-, 7-, and 9-Heptadecanol, 1-Octadecanol, 1-Eicosanol, 1-Docosanol, 1-Hexacosanol, and Cholesterol at T ) 298.15 K by Correlation Gas Chromatography
• Liquid-Liquid Phase Behavior of Solutions of 1-Dodecyl-3-methylimidazolium Bis(trifluoromethylsulphonyl)imide (C12mimNTf2) in n- Alkyl Alcohols
• Activity Coefficients at Infinite Dilution for Hydrocarbons in Fatty Alcohols Determined by Gas-Liquid Chromatography
• Measurement and Correlation of the Solid-Liquid-Gas Equilibria for Carbon Dioxide + Octadecanoic Acid (Stearic Acid) and Carbon Dioxide + 1-Octadecanol (Stearyl Alcohol) Systems
• Liquid-Liquid Phase Behavior of Solutions of 1-Octyl- and 1-Decyl-3-methylimidazolium Bis(trifluoromethylsulfonyl)imide (C8,10mimNTf2) in n-Alkyl Alcohols
• Joback Method
• KDB
• Aqueous Solubility Prediction Method
• Estimated Solubility Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.