Chemical Properties of Octadecane (CAS 593-45-3)

InChI

InChI=1S/C18H38/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3-18H2,1-2H3

InChI Key

RZJRJXONCZWCBN-UHFFFAOYSA-N

Formula

C18H38

SMILES

CCCCCCCCCCCCCCCCCC

Molecular Weight¹

254.49

CAS

593-45-3

Other Names

• Octadecan
• n-Octadecane

• ω : Acentric Factor.
• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• 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).
• C_p,solid : Solid phase heat capacity (J/mol×K).
• 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_fH°_liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_solid : Solid phase 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_vap : Vapor pressure (kPa).
• ρ_c : Critical density (kg/m³).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• S°_{solid,1 bar} : Solid phase molar entropy at standard conditions (J/mol×K).
• T_boil : Normal Boiling Point Temperature (K).
• T_boil : Boiling point at given pressure (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• T_fus : Melting point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• v_spec : Specific Volume (m³/kg).
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Contents

1. Physical Properties
2. Temperature Dependent Properties
3. Pressure Dependent Properties
4. Datasets
5. Correlations
6. Similar Compounds
7. Mixtures
8. Sources

Physical Properties

Property	Value	Unit	Source
ω	0.7900		KDB
ΔcH°liquid	-12008.70 ± 2.40	kJ/mol	NIST
ΔcH°solid	-11946.50 ± 4.80	kJ/mol	NIST
ΔfG°	100.60	kJ/mol	KDB
ΔfH°gas	[-414.80; -414.60]	kJ/mol
ΔfH°gas	-414.80	kJ/mol	KDB
ΔfH°gas	-414.60 ± 2.70	kJ/mol	NIST
ΔfH°liquid	-505.40 ± 2.70	kJ/mol	NIST
ΔfH°solid	-567.40 ± 4.80	kJ/mol	NIST
ΔfusH°	[59.30; 61.65]	kJ/mol
ΔfusH°	61.65	kJ/mol	Solid-l...
ΔfusH°	59.30	kJ/mol	Silver ...
ΔsubH°	152.70	kJ/mol	NIST
ΔvapH°	55.66	kJ/mol	Joback Calculated Property
log10WS	-7.36		Crippen Calculated Property
logPoct/wat	7.268		Crippen Calculated Property
McVol	264.480	ml/mol	McGowan Calculated Property
Pc	[1290.00; 1300.00]	kPa
Pc	1290.00	kPa	KDB
Pc	1300.00 ± 200.00	kPa	NIST
Pc	1292.00 ± 110.00	kPa	NIST
ρc	[203.60; 214.03]	kg/m3
ρc	203.60 ± 50.90	kg/m3	NIST
ρc	214.03 ± 5.09	kg/m3	NIST
Inp	[296.84; 301.71]
Inp	296.84		NIST
Inp	301.71		NIST
S°liquid	696.60	J/mol×K	NIST
S°solid,1 bar	480.20	J/mol×K	NIST
Tboil	[581.00; 589.50]	K
Tboil	589.50	K	KDB
Tboil	589.30	K	NIST
Tboil	581.00 ± 3.00	K	NIST
Tboil	581.65 ± 2.50	K	NIST
Tboil	585.65 ± 2.00	K	NIST
Tc	[745.80; 756.15]	K
Tc	747.00	K	KDB
Tc	747.00 ± 3.00	K	NIST
Tc	745.80 ± 3.40	K	NIST
Tc	747.70 ± 1.00	K	NIST
Tc	747.20	K	NIST
Tc	Outlier 756.15 ± 0.01	K	NIST
Tfus	[299.00; 302.90]	K
Tfus	301.30	K	KDB
Tfus	301.60	K	Experim...
Tfus	301.46	K	Vapour ...
Tfus	301.55	K	Fabrica...
Tfus	301.15	K	Develop...
Tfus	301.65 ± 0.20	K	NIST
Tfus	301.00 ± 0.10	K	NIST
Tfus	301.22 ± 0.15	K	NIST
Tfus	300.95 ± 0.50	K	NIST
Tfus	300.70 ± 0.50	K	NIST
Tfus	301.00 ± 3.00	K	NIST
Tfus	300.30 ± 0.50	K	NIST
Tfus	Outlier 299.00 ± 3.00	K	NIST
Tfus	301.40 ± 0.30	K	NIST
Tfus	301.31 ± 0.02	K	NIST
Tfus	301.31 ± 0.02	K	NIST
Tfus	301.33 ± 0.01	K	NIST
Tfus	301.00 ± 2.00	K	NIST
Tfus	301.35 ± 0.15	K	NIST
Tfus	301.23 ± 0.20	K	NIST
Tfus	301.25 ± 0.20	K	NIST
Tfus	301.25 ± 0.20	K	NIST
Tfus	301.15 ± 1.50	K	NIST
Tfus	301.00 ± 0.50	K	NIST
Tfus	301.00 ± 0.50	K	NIST
Tfus	300.85 ± 0.30	K	NIST
Tfus	301.30 ± 0.60	K	NIST
Tfus	300.15 ± 1.50	K	NIST
Tfus	301.20 ± 0.60	K	NIST
Tfus	300.90 ± 0.60	K	NIST
Tfus	301.20 ± 0.30	K	NIST
Tfus	300.30 ± 0.50	K	NIST
Tfus	300.09 ± 0.50	K	NIST
Tfus	Outlier 302.90 ± 1.00	K	NIST
Tfus	300.00 ± 2.00	K	NIST
Tfus	301.01 ± 0.30	K	NIST
Tfus	301.00 ± 1.50	K	NIST
Tfus	301.00 ± 2.00	K	NIST
Tfus	301.00 ± 2.00	K	NIST
Tfus	301.00 ± 2.00	K	NIST
Tfus	301.00 ± 2.00	K	NIST
Tfus	301.00 ± 3.00	K	NIST
Ttriple	[300.50; 301.30]	K
Ttriple	300.50	K	Solubil...
Ttriple	301.00 ± 0.04	K	NIST
Ttriple	301.30 ± 0.20	K	NIST
Vc	[1.189; 1.189]	m3/kmol
Vc	1.189	m3/kmol	KDB
Vc	1.189	m3/kmol	NIST
Zc	0.2469530		KDB
Zra	0.23		KDB

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[723.50; 832.45]	J/mol×K	[611.24; 770.08]
Cp,gas	723.50	J/mol×K	611.24	Joback Calculated Property
Cp,gas	743.57	J/mol×K	637.71	Joback Calculated Property
Cp,gas	762.85	J/mol×K	664.19	Joback Calculated Property
Cp,gas	781.35	J/mol×K	690.66	Joback Calculated Property
Cp,gas	799.10	J/mol×K	717.14	Joback Calculated Property
Cp,gas	816.13	J/mol×K	743.61	Joback Calculated Property
Cp,gas	832.45	J/mol×K	770.08	Joback Calculated Property
Cp,liquid	[564.40; 568.00]	J/mol×K	[300.00; 325.00]
Cp,liquid	564.40	J/mol×K	300.00	NIST
Cp,liquid	568.00	J/mol×K	325.00	NIST
Cp,solid	485.64	J/mol×K	298.15	NIST
η	[0.0028200; 0.0039500]	Pa×s	[299.75; 318.15]
η	0.0039500	Pa×s	299.75	Interco...
η	0.0039200	Pa×s	299.95	Interco...
η	0.0039100	Pa×s	300.15	Interco...
η	0.0038900	Pa×s	300.35	Interco...
η	0.0038600	Pa×s	300.55	Interco...
η	0.0038400	Pa×s	300.75	Interco...
η	0.0038400	Pa×s	300.85	Interco...
η	0.0038200	Pa×s	300.95	Interco...
η	0.0038100	Pa×s	301.15	Interco...
η	0.0038000	Pa×s	301.35	Interco...
η	0.0038000	Pa×s	301.55	Interco...
η	0.0037600	Pa×s	301.75	Interco...
η	0.0037700	Pa×s	301.95	Interco...
η	0.0037600	Pa×s	302.15	Interco...
η	0.0037200	Pa×s	302.35	Interco...
η	0.0037300	Pa×s	302.55	Interco...
η	0.0037100	Pa×s	302.75	Interco...
η	0.0036900	Pa×s	302.95	Interco...
η	0.0036700	Pa×s	303.15	Interco...
η	0.0036700	Pa×s	303.35	Interco...
η	0.0036300	Pa×s	303.55	Interco...
η	0.0036400	Pa×s	303.75	Interco...
η	0.0036500	Pa×s	303.95	Interco...
η	0.0036000	Pa×s	304.15	Interco...
η	0.0035800	Pa×s	304.35	Interco...
η	0.0035700	Pa×s	304.55	Interco...
η	0.0035600	Pa×s	304.75	Interco...
η	0.0035300	Pa×s	304.95	Interco...
η	0.0035500	Pa×s	305.15	Interco...
η	0.0035000	Pa×s	305.35	Interco...
η	0.0035000	Pa×s	305.55	Interco...
η	0.0034800	Pa×s	305.75	Interco...
η	0.0034600	Pa×s	305.95	Interco...
η	0.0034700	Pa×s	306.15	Interco...
η	0.0034700	Pa×s	306.35	Interco...
η	0.0034400	Pa×s	306.55	Interco...
η	0.0034200	Pa×s	306.75	Interco...
η	0.0034300	Pa×s	306.95	Interco...
η	0.0034200	Pa×s	307.15	Interco...
η	0.0034000	Pa×s	307.35	Interco...
η	0.0033900	Pa×s	307.55	Interco...
η	0.0033800	Pa×s	307.75	Interco...
η	0.0033500	Pa×s	307.95	Interco...
η	0.0033400	Pa×s	308.15	Interco...
η	0.0033100	Pa×s	308.35	Interco...
η	0.0032900	Pa×s	308.55	Interco...
η	0.0032900	Pa×s	308.75	Interco...
η	0.0032900	Pa×s	308.95	Interco...
η	0.0032700	Pa×s	309.15	Interco...
η	0.0032600	Pa×s	309.35	Interco...
η	0.0032800	Pa×s	309.55	Interco...
η	0.0032400	Pa×s	309.75	Interco...
η	0.0032200	Pa×s	309.95	Interco...
η	0.0032100	Pa×s	310.15	Interco...
η	0.0032200	Pa×s	310.35	Interco...
η	0.0031800	Pa×s	310.55	Interco...
η	0.0031700	Pa×s	310.75	Interco...
η	0.0031500	Pa×s	310.95	Interco...
η	0.0031400	Pa×s	311.15	Interco...
η	0.0031400	Pa×s	311.35	Interco...
η	0.0031400	Pa×s	311.55	Interco...
η	0.0031200	Pa×s	311.75	Interco...
η	0.0031100	Pa×s	311.95	Interco...
η	0.0031000	Pa×s	312.15	Interco...
η	0.0031000	Pa×s	312.35	Interco...
η	0.0030700	Pa×s	312.55	Interco...
η	0.0030700	Pa×s	312.75	Interco...
η	0.0030700	Pa×s	312.95	Interco...
η	0.0030300	Pa×s	313.15	Interco...
η	0.0030100	Pa×s	313.35	Interco...
η	0.0030100	Pa×s	313.55	Interco...
η	0.0030100	Pa×s	313.75	Interco...
η	0.0030000	Pa×s	313.95	Interco...
η	0.0029900	Pa×s	314.15	Interco...
η	0.0029600	Pa×s	314.35	Interco...
η	0.0029700	Pa×s	314.55	Interco...
η	0.0029700	Pa×s	314.75	Interco...
η	0.0029400	Pa×s	314.95	Interco...
η	0.0029600	Pa×s	315.15	Interco...
η	0.0029100	Pa×s	315.35	Interco...
η	0.0029100	Pa×s	315.55	Interco...
η	0.0029000	Pa×s	315.75	Interco...
η	0.0028900	Pa×s	315.95	Interco...
η	0.0028800	Pa×s	316.15	Interco...
η	0.0028800	Pa×s	316.35	Interco...
η	0.0028800	Pa×s	316.55	Interco...
η	0.0028800	Pa×s	316.75	Interco...
η	0.0028800	Pa×s	316.95	Interco...
η	0.0028600	Pa×s	317.15	Interco...
η	0.0028300	Pa×s	317.35	Interco...
η	0.0028200	Pa×s	317.55	Interco...
η	0.0028400	Pa×s	317.75	Interco...
η	0.0028200	Pa×s	317.95	Interco...
η	0.0028300	Pa×s	318.15	Interco...
ΔfusH	[60.10; 61.71]	kJ/mol	[301.00; 301.50]
ΔfusH	60.76	kJ/mol	301.00	NIST
ΔfusH	60.10	kJ/mol	301.10	NIST
ΔfusH	60.48	kJ/mol	301.30	NIST
ΔfusH	61.50	kJ/mol	301.30	NIST
ΔfusH	61.50	kJ/mol	301.30	NIST
ΔfusH	61.71	kJ/mol	301.33	NIST
ΔfusH	61.50	kJ/mol	301.50	NIST
ΔsubH	[153.00; 153.10]	kJ/mol	[288.00; 293.00]
ΔsubH	153.10 ± 5.00	kJ/mol	288.00	NIST
ΔsubH	153.00 ± 5.00	kJ/mol	293.00	NIST
ΔvapH	[54.48; 84.30]	kJ/mol	[339.50; 589.50]
ΔvapH	84.30	kJ/mol	339.50	NIST
ΔvapH	72.50	kJ/mol	343.00	NIST
ΔvapH	71.80	kJ/mol	353.00	NIST
ΔvapH	71.10	kJ/mol	363.00	NIST
ΔvapH	70.50	kJ/mol	373.00	NIST
ΔvapH	69.80	kJ/mol	383.00	NIST
ΔvapH	80.00	kJ/mol	387.00	NIST
ΔvapH	78.10	kJ/mol	460.50	NIST
ΔvapH	74.40	kJ/mol	500.50	NIST
ΔvapH	69.40	kJ/mol	518.50	NIST
ΔvapH	64.80	kJ/mol	524.50	NIST
ΔvapH	54.48	kJ/mol	589.50	KDB
ρl	[695.00; 777.00]	kg/m3	[301.00; 422.60]
ρl	777.00	kg/m3	301.00	KDB
ρl	755.00	kg/m3	323.10	Experim...
ρl	756.00	kg/m3	323.10	Experim...
ρl	757.00	kg/m3	323.10	Experim...
ρl	758.00	kg/m3	323.10	Experim...
ρl	756.00	kg/m3	323.30	Experim...
ρl	757.00	kg/m3	323.30	Experim...
ρl	736.00	kg/m3	372.80	Experim...
ρl	731.00	kg/m3	372.80	Experim...
ρl	731.00	kg/m3	372.80	Experim...
ρl	733.00	kg/m3	372.80	Experim...
ρl	730.00	kg/m3	372.80	Experim...
ρl	734.00	kg/m3	372.80	Experim...
ρl	735.00	kg/m3	372.80	Experim...
ρl	733.00	kg/m3	372.80	Experim...
ρl	703.00	kg/m3	422.50	Experim...
ρl	704.00	kg/m3	422.50	Experim...
ρl	695.00	kg/m3	422.60	Experim...
ρl	697.00	kg/m3	422.60	Experim...
ρl	699.00	kg/m3	422.60	Experim...
ρl	700.00	kg/m3	422.60	Experim...
ρl	701.00	kg/m3	422.60	Experim...
ρl	702.00	kg/m3	422.60	Experim...
ΔfusS	[200.70; 204.60]	J/mol×K	[301.00; 301.33]
ΔfusS	201.90	J/mol×K	301.00	NIST
ΔfusS	200.70	J/mol×K	301.30	NIST
ΔfusS	204.60	J/mol×K	301.33	NIST
vspec	[0.00; 0.00]	m3/kg	[299.25; 568.25]
vspec	0.00	m3/kg	299.25	A simpl...
vspec	0.00	m3/kg	301.35	A simpl...
vspec	0.00	m3/kg	303.35	A simpl...
vspec	0.00	m3/kg	305.45	A simpl...
vspec	0.00	m3/kg	307.55	A simpl...
vspec	0.00	m3/kg	309.55	A simpl...
vspec	0.00	m3/kg	311.65	A simpl...
vspec	0.00	m3/kg	313.65	A simpl...
vspec	0.00	m3/kg	315.75	A simpl...
vspec	0.00	m3/kg	317.75	A simpl...
vspec	0.00	m3/kg	318.65	A simpl...
vspec	0.00	m3/kg	319.85	A simpl...
vspec	0.00	m3/kg	320.65	A simpl...
vspec	0.00	m3/kg	323.55	A simpl...
vspec	0.00	m3/kg	325.45	A simpl...
vspec	0.00	m3/kg	328.35	A simpl...
vspec	0.00	m3/kg	330.35	A simpl...
vspec	0.00	m3/kg	333.25	A simpl...
vspec	0.00	m3/kg	335.15	A simpl...
vspec	0.00	m3/kg	338.05	A simpl...
vspec	0.00	m3/kg	341.05	A simpl...
vspec	0.00	m3/kg	342.95	A simpl...
vspec	0.00	m3/kg	345.85	A simpl...
vspec	0.00	m3/kg	347.85	A simpl...
vspec	0.00	m3/kg	350.75	A simpl...
vspec	0.00	m3/kg	352.65	A simpl...
vspec	0.00	m3/kg	355.55	A simpl...
vspec	0.00	m3/kg	357.55	A simpl...
vspec	0.00	m3/kg	360.45	A simpl...
vspec	0.00	m3/kg	362.35	A simpl...
vspec	0.00	m3/kg	365.25	A simpl...
vspec	0.00	m3/kg	367.25	A simpl...
vspec	0.00	m3/kg	370.15	A simpl...
vspec	0.00	m3/kg	372.05	A simpl...
vspec	0.00	m3/kg	374.95	A simpl...
vspec	0.00	m3/kg	376.95	A simpl...
vspec	0.00	m3/kg	379.85	A simpl...
vspec	0.00	m3/kg	381.75	A simpl...
vspec	0.00	m3/kg	384.75	A simpl...
vspec	0.00	m3/kg	386.65	A simpl...
vspec	0.00	m3/kg	389.55	A simpl...
vspec	0.00	m3/kg	391.55	A simpl...
vspec	0.00	m3/kg	394.45	A simpl...
vspec	0.00	m3/kg	396.35	A simpl...
vspec	0.00	m3/kg	399.25	A simpl...
vspec	0.00	m3/kg	401.25	A simpl...
vspec	0.00	m3/kg	404.15	A simpl...
vspec	0.00	m3/kg	406.05	A simpl...
vspec	0.00	m3/kg	408.95	A simpl...
vspec	0.00	m3/kg	410.95	A simpl...
vspec	0.00	m3/kg	413.85	A simpl...
vspec	0.00	m3/kg	415.75	A simpl...
vspec	0.00	m3/kg	418.65	A simpl...
vspec	0.00	m3/kg	420.65	A simpl...
vspec	0.00	m3/kg	423.55	A simpl...
vspec	0.00	m3/kg	425.45	A simpl...
vspec	0.00	m3/kg	428.45	A simpl...
vspec	0.00	m3/kg	430.35	A simpl...
vspec	0.00	m3/kg	433.25	A simpl...
vspec	0.00	m3/kg	435.25	A simpl...
vspec	0.00	m3/kg	438.15	A simpl...
vspec	0.00	m3/kg	440.05	A simpl...
vspec	0.00	m3/kg	442.95	A simpl...
vspec	0.00	m3/kg	444.95	A simpl...
vspec	0.00	m3/kg	447.85	A simpl...
vspec	0.00	m3/kg	449.75	A simpl...
vspec	0.00	m3/kg	452.65	A simpl...
vspec	0.00	m3/kg	454.65	A simpl...
vspec	0.00	m3/kg	457.55	A simpl...
vspec	0.00	m3/kg	459.45	A simpl...
vspec	0.00	m3/kg	462.45	A simpl...
vspec	0.00	m3/kg	464.35	A simpl...
vspec	0.00	m3/kg	467.25	A simpl...
vspec	0.00	m3/kg	469.15	A simpl...
vspec	0.00	m3/kg	472.15	A simpl...
vspec	0.00	m3/kg	474.05	A simpl...
vspec	0.00	m3/kg	476.95	A simpl...
vspec	0.00	m3/kg	478.95	A simpl...
vspec	0.00	m3/kg	481.85	A simpl...
vspec	0.00	m3/kg	483.75	A simpl...
vspec	0.00	m3/kg	486.65	A simpl...
vspec	0.00	m3/kg	488.65	A simpl...
vspec	0.00	m3/kg	491.55	A simpl...
vspec	0.00	m3/kg	493.45	A simpl...
vspec	0.00	m3/kg	496.35	A simpl...
vspec	0.00	m3/kg	498.35	A simpl...
vspec	0.00	m3/kg	500.25	A simpl...
vspec	0.00	m3/kg	503.15	A simpl...
vspec	0.00	m3/kg	505.15	A simpl...
vspec	0.00	m3/kg	508.05	A simpl...
vspec	0.00	m3/kg	510.95	A simpl...
vspec	0.00	m3/kg	512.95	A simpl...
vspec	0.00	m3/kg	515.85	A simpl...
vspec	0.00	m3/kg	518.75	A simpl...
vspec	0.00	m3/kg	520.65	A simpl...
vspec	0.00	m3/kg	523.55	A simpl...
vspec	0.00	m3/kg	525.55	A simpl...
vspec	0.00	m3/kg	527.45	A simpl...
vspec	0.00	m3/kg	530.35	A simpl...
vspec	0.00	m3/kg	533.25	A simpl...
vspec	0.00	m3/kg	535.25	A simpl...
vspec	0.00	m3/kg	538.15	A simpl...
vspec	0.00	m3/kg	541.05	A simpl...
vspec	0.00	m3/kg	543.05	A simpl...
vspec	0.00	m3/kg	545.95	A simpl...
vspec	0.00	m3/kg	548.85	A simpl...
vspec	0.00	m3/kg	550.75	A simpl...
vspec	0.00	m3/kg	553.65	A simpl...
vspec	0.00	m3/kg	555.65	A simpl...
vspec	0.00	m3/kg	558.55	A simpl...
vspec	0.00	m3/kg	560.45	A simpl...
vspec	0.00	m3/kg	563.45	A simpl...
vspec	0.00	m3/kg	566.35	A simpl...
vspec	0.00	m3/kg	568.25	A simpl...

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboil	469.96	K	3.47	Improvi...
Tfus	[303.15; 353.15]	K	[8860.00; 258230.00]
Tfus	303.15	K	8860.00	High pr...
Tfus	303.15	K	8860.00	Influen...
Tfus	313.15	K	49600.00	High pr...
Tfus	313.15	K	49600.00	Influen...
Tfus	323.15	K	94900.00	High pr...
Tfus	323.15	K	94900.00	Influen...
Tfus	333.15	K	144780.00	High pr...
Tfus	333.15	K	144780.00	Influen...
Tfus	343.15	K	199220.00	High pr...
Tfus	343.15	K	199220.00	Influen...
Tfus	353.15	K	258230.00	High pr...
Tfus	353.15	K	258230.00	Influen...

Datasets

1. Viscosity, Pa*s (1)
2. Mass density, kg/m3 (2)

Viscosity, Pa*s

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Viscosity, Pa*s - Liquid
325.60	9800.00	0.0026
325.60	16400.00	0.0028
325.60	29600.00	0.0032
325.60	37200.00	0.0036
325.60	51000.00	0.0042
325.60	60500.00	0.0046
325.60	69000.00	0.0050
325.60	70800.00	0.0051
428.90	6800.00	0.0007
428.90	21900.00	0.0008
428.90	42100.00	0.0010
428.90	63400.00	0.0012
428.90	84300.00	0.0014
428.90	104900.00	0.0016
428.90	125500.00	0.0019
428.90	147800.00	0.0021
428.90	168000.00	0.0024
428.90	188600.00	0.0027
428.90	209600.00	0.0029
428.90	230000.00	0.0032
428.90	243100.00	0.0034
533.90	9200.00	0.0003
533.90	9500.00	0.0003
533.90	15200.00	0.0003
533.90	22500.00	0.0004
533.90	44600.00	0.0005
533.90	64000.00	0.0006
533.90	85700.00	0.0007
533.90	105900.00	0.0008
533.90	126600.00	0.0009
533.90	147600.00	0.0010
533.90	147600.00	0.0010
533.90	167700.00	0.0011
533.90	188600.00	0.0012
533.90	209100.00	0.0013
533.90	229300.00	0.0014
533.90	242900.00	0.0015
Reference

Mass density, kg/m3

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
323.65	7000.00	764.0
323.65	14400.00	769.0
323.65	28300.00	778.0
323.65	42200.00	788.0
323.65	55600.00	797.0
323.65	68900.00	800.0
422.85	7700.00	702.0
422.85	15100.00	711.0
422.85	29400.00	724.0
422.85	42500.00	732.0
422.85	56100.00	741.0
422.85	73200.00	752.0
422.85	84500.00	761.0
422.85	110000.00	774.0
422.85	138500.00	787.0
422.85	171700.00	801.0
422.85	206100.00	813.0
422.85	235500.00	823.0
422.85	255900.00	829.0
522.55	15300.00	651.0
522.55	29400.00	668.0
522.55	43200.00	681.0
522.55	56400.00	692.0
522.55	70800.00	703.0
522.55	84400.00	712.0
522.55	110000.00	727.0
522.55	137800.00	742.0
522.55	170400.00	757.0
522.55	205300.00	771.0
522.55	235700.00	782.0
522.55	257000.00	790.0
Reference

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
323.00	8090.00	766.0
323.00	9490.00	767.0
323.10	2080.00	763.0
323.10	3570.00	764.0
323.10	5060.00	765.0
323.10	6500.00	766.0
347.90	2090.00	745.0
347.90	3520.00	746.0
347.90	5050.00	747.0
347.90	6530.00	749.0
347.90	8050.00	750.0
347.90	9470.00	751.0
397.20	3470.00	715.0
398.20	2030.00	713.0
398.20	4970.00	716.0
398.20	6480.00	718.0
398.20	9590.00	721.0
398.30	7940.00	719.0
447.50	7920.00	690.0
447.50	9510.00	692.0
447.60	1920.00	681.0
447.60	4900.00	686.0
447.60	6460.00	687.0
447.70	3450.00	684.0
Reference

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[447.10; 623.80]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.50497e+01
Coefficient B			-5.05624e+03
Coefficient C			-1.04586e+02
Temperature range, min.			447.10
Temperature range, max.			623.80
Pvap	1.33	kPa	447.10	Calculated Property
Pvap	2.97	kPa	466.73	Calculated Property
Pvap	6.09	kPa	486.37	Calculated Property
Pvap	11.63	kPa	506.00	Calculated Property
Pvap	20.93	kPa	525.63	Calculated Property
Pvap	35.73	kPa	545.27	Calculated Property
Pvap	58.29	kPa	564.90	Calculated Property
Pvap	91.35	kPa	584.53	Calculated Property
Pvap	138.21	kPa	604.17	Calculated Property
Pvap	202.65	kPa	623.80	Calculated Property
Pvap	[3.23e-05; 1171.38]	kPa	[301.33; 745.26]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			1.68024e+02
Coefficient B			-1.69988e+04
Coefficient C			-2.14756e+01
Coefficient D			6.99410e-06
Temperature range, min.			301.33
Temperature range, max.			745.26
Pvap	3.23e-05	kPa	301.33	Calculated Property
Pvap	4.36e-03	kPa	350.66	Calculated Property
Pvap	0.13	kPa	399.98	Calculated Property
Pvap	1.55	kPa	449.31	Calculated Property
Pvap	9.67	kPa	498.63	Calculated Property
Pvap	39.37	kPa	547.96	Calculated Property
Pvap	118.98	kPa	597.28	Calculated Property
Pvap	291.49	kPa	646.61	Calculated Property
Pvap	615.67	kPa	695.93	Calculated Property
Pvap	1171.38	kPa	745.26	Calculated Property

Similar Compounds

Find more compounds similar to Octadecane.

Mixtures

• n-Hexane + Octadecane
• Methane + Octadecane
• Hexadecane + Octadecane
• Undecane + Octadecane
• Pentane, 3-methyl- + Octadecane
• Butane, 2,2-dimethyl- + Octadecane
• Benzene + Octadecane
• Tetradecanoic acid + Octadecane
• n-Hexadecanoic acid + Octadecane
• Tetradecane + Octadecane
• Tetradecane + Cyclohexane + Octadecane
• Di-n-propyl ether + Octadecane
• n-Butyl ether + Octadecane
• Butane, 1-chloro- + Octadecane
• Octane, 1-chloro- + Octadecane
• Ethane + Octadecane
• Decane + Octadecane
• Carbon dioxide + Octadecane
• Carbon dioxide + Decane + Octadecane
• Hydrogen + Octadecane

Find more mixtures with Octadecane.

Sources

• KDB Vapor Pressure Data
• Crippen Method
• Crippen Method
• High pressure (solid + liquid) equilibria of n-alkane mixtures: experimental results, correlation and prediction
• Experimental measurements and equation of state modeling of liquid densities for long-chain n-alkanes at pressures to 265 MPa and temperatures to 523 K
• Measurement and equation of state prediction of vapor-liquid equilibrium and physical properties for the system methane + n-octadecane
• A modified continuous flow apparatus for gas solubility measurements at high pressure and temperature with camera system
• Experimental measurements and thermodynamic modeling of wax disappearance temperature for the binary systems n-C14H30 + n- C16H34, n-C16H34 + n-C18H38 and n-C11H24 + n-C18H38
• Influence of size and shape effects on the high-pressure solubility of n-alkanes: Experimental data, correlation and prediction
• Vapour pressures of selected organic compounds down to 1 mPa, using mass-loss Knudsen effusion method
• Viscosity of n-hexadecane, n-octadecane and n-eicosane at pressures up to 243 MPa and temperatures up to 534 K
• Improving a variation of the DSC technique for measuring the boiling points of pure compounds at low pressures
• Solid-liquid phase equilibria of (n-octadecane with myristic, and palmitic acid) binary mixtures used as phase change materials (PCMs)
• A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
• Silver incorporated microencapsulation of n-hexadecane and noctadecane appropriate for dynamic thermal management in textiles
• Fabrication, thermal properties and thermal stabilities of microencapsulated n-alkane with poly(lauryl methacrylate) as shell
• Development of thermal enhanced n-octadecane/porous nano carbon-based materials using 3-step filtered vacuum impregnation method
• Intercomparative tests on viscosity measurements of phase change materials
• Excess Molar Volumes for Three and Four Component Mixtures Simulating the Binary Mixture (Cyclohexane+ Hexadecane)
• Interfacial Tension Measurement and Calculation of (Carbon Dioxide + n-Alkane) Binary Mixtures
• Solubilities of Some Long-Chain n-Alkanes in Dipropyl Ether, Dibutyl Ether, 1-Chlorobutane, and 1-Chlorooctane as Functions of Temperature
• Experimental Measurement and Equation of State Modeling of Liquid Saturated Properties (Solubility, Density, and Viscosity) of (Ethane + n- Octadecane) Binary Systems
• Solubility Measurements and Saturated Liquid Properties of Ternary Systems (Methane + Decane + Octadecane) at 295 K
• Equilibrium Properties of (Carbon Dioxide + n-Decane + n-Octadecane) Systems: Experiments and Thermodynamic Modeling
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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