Chemical Properties of heptacontane (CAS 7719-93-9)

InChI

InChI=1S/C70H142/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-37-39-41-43-45-47-49-51-53-55-57-59-61-63-65-67-69-70-68-66-64-62-60-58-56-54-52-50-48-46-44-42-40-38-36-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-70H2,1-2H3

InChI Key

IPMNAGMOJQBRJL-UHFFFAOYSA-N

Formula

C70H142

SMILES

CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC

Molecular Weight¹

983.88

CAS

7719-93-9

• 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).
• 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°	538.52	kJ/mol	Joback Calculated Property
ΔfH°gas	-1488.13	kJ/mol	Joback Calculated Property
ΔfusH°	177.06	kJ/mol	Joback Calculated Property
ΔvapH°	340.30 ± 0.30	kJ/mol	NIST
log10WS	-29.12		Crippen Calculated Property
logPoct/wat	27.553		Crippen Calculated Property
McVol	997.160	ml/mol	McGowan Calculated Property
Pc	158.70	kPa	Joback Calculated Property
Tboil	1801.00	K	Joback Calculated Property
Tc	14247.13	K	Joback Calculated Property
Tfus	[378.40; 381.90]	K
Tfus	378.40 ± 1.50	K	NIST
Tfus	381.90 ± 3.00	K	NIST
Vc	3.955	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[4449.12; 1703174.42]	J/mol×K	[1801.00; 14247.13]
Cp,gas	4449.12	J/mol×K	1801.00	Joback Calculated Property
Cp,gas	16722.73	J/mol×K	3875.35	Joback Calculated Property
Cp,gas	78653.21	J/mol×K	5949.71	Joback Calculated Property
Cp,gas	234252.10	J/mol×K	8024.06	Joback Calculated Property
Cp,gas	527530.91	J/mol×K	10098.42	Joback Calculated Property
Cp,gas	1002501.17	J/mol×K	12172.77	Joback Calculated Property
Cp,gas	1703174.42	J/mol×K	14247.13	Joback Calculated Property
η	[2.6440890e-08; 0.0000015]	Pa×s	[878.66; 1801.00]
η	0.0000015	Pa×s	878.66	Joback Calculated Property
η	0.0000005	Pa×s	1032.38	Joback Calculated Property
η	0.0000002	Pa×s	1186.11	Joback Calculated Property
η	9.8882009e-08	Pa×s	1339.83	Joback Calculated Property
η	5.8192086e-08	Pa×s	1493.55	Joback Calculated Property
η	3.7808105e-08	Pa×s	1647.28	Joback Calculated Property
η	2.6440890e-08	Pa×s	1801.00	Joback Calculated Property
ΔvapH	[174.40; 340.30]	kJ/mol	[298.15; 796.00]
ΔvapH	340.30	kJ/mol	298.15	Hypothe...
ΔvapH	174.40	kJ/mol	796.00	NIST

Similar Compounds

Find more compounds similar to heptacontane.

Sources

• Crippen Method
• Crippen Method
• Hypothetical Thermodynamic Properties: Vapor Pressures and Vaporization Enthalpies of the Even n-Alkanes from C40 to C76 at T = 298.15 K by Correlation-Gas Chromatography. Are the Vaporization Enthalpies a Linear Function of Carbon Number?
• 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.