Chemical Properties of Eicosane, 2-methyl- (CAS 1560-84-5)

InChI

InChI=1S/C21H44/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21(2)3/h21H,4-20H2,1-3H3

InChI Key

MLKZKPUBHSWMNA-UHFFFAOYSA-N

Formula

C21H44

SMILES

CCCCCCCCCCCCCCCCCCC(C)C

Molecular Weight¹

296.57

CAS

1560-84-5

Other Names

• 2-Methyleicosane

• C_p,gas : Ideal gas 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_fusH° : Enthalpy of fusion at standard conditions (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).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfG°	123.50	kJ/mol	Joback Calculated Property
ΔfH°gas	-482.05	kJ/mol	Joback Calculated Property
ΔfusH°	46.62	kJ/mol	Joback Calculated Property
ΔvapH°	61.95	kJ/mol	Joback Calculated Property
log10WS	-8.37		Crippen Calculated Property
logPoct/wat	8.294		Crippen Calculated Property
McVol	306.750	ml/mol	McGowan Calculated Property
Pc	960.88	kPa	Joback Calculated Property
Inp	[2060.50; 2065.30]
Inp	2064.00		NIST
Inp	Outlier 2060.50		NIST
Inp	2063.10		NIST
Inp	2063.00		NIST
Inp	2062.80		NIST
Inp	2062.80		NIST
Inp	2064.00		NIST
Inp	2064.00		NIST
Inp	2065.30		NIST
Inp	2064.00		NIST
Inp	2064.00		NIST
I	[2061.70; 2061.70]
I	2061.70		NIST
I	2061.70		NIST
Tboil	679.44	K	Joback Calculated Property
Tc	842.66	K	Joback Calculated Property
Tfus	311.43	K	Joback Calculated Property
Vc	1.206	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[901.08; 1017.42]	J/mol×K	[679.44; 842.66]
Cp,gas	901.08	J/mol×K	679.44	Joback Calculated Property
Cp,gas	922.65	J/mol×K	706.64	Joback Calculated Property
Cp,gas	943.32	J/mol×K	733.85	Joback Calculated Property
Cp,gas	963.10	J/mol×K	761.05	Joback Calculated Property
Cp,gas	982.02	J/mol×K	788.26	Joback Calculated Property
Cp,gas	1000.12	J/mol×K	815.46	Joback Calculated Property
Cp,gas	1017.42	J/mol×K	842.66	Joback Calculated Property
η	[0.0000795; 0.0045387]	Pa×s	[311.43; 679.44]
η	0.0045387	Pa×s	311.43	Joback Calculated Property
η	0.0013283	Pa×s	372.76	Joback Calculated Property
η	0.0005501	Pa×s	434.10	Joback Calculated Property
η	0.0002834	Pa×s	495.44	Joback Calculated Property
η	0.0001690	Pa×s	556.77	Joback Calculated Property
η	0.0001116	Pa×s	618.11	Joback Calculated Property
η	0.0000795	Pa×s	679.44	Joback Calculated Property
ΔvapH	70.30	kJ/mol	547.00	NIST

Similar Compounds

Find more compounds similar to Eicosane, 2-methyl-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.