Chemical Properties of diheptyl oxalate (CAS 20442-03-9)

InChI

InChI=1S/C16H30O4/c1-3-5-7-9-11-13-19-15(17)16(18)20-14-12-10-8-6-4-2/h3-14H2,1-2H3

InChI Key

BODADHIQAXIHKU-UHFFFAOYSA-N

Formula

C16H30O4

SMILES

CCCCCCCOC(=O)C(=O)OCCCCCCC

Molecular Weight¹

286.41

CAS

20442-03-9

• ω : Acentric Factor.
• 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).
• IE : Ionization energy (eV).
• 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

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[377.58; 861.00]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			3.91620e+01
Coefficient B			1.41424e+00
Coefficient C			-6.57400e-04
Coefficient D			6.50000e-08
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	377.58	J/mol×K	273.00	Calculated Property
Cp,gas	460.09	J/mol×K	353.78	Calculated Property
Cp,gas	534.92	J/mol×K	434.56	Calculated Property
Cp,gas	602.28	J/mol×K	515.33	Calculated Property
Cp,gas	662.37	J/mol×K	596.11	Calculated Property
Cp,gas	715.40	J/mol×K	676.89	Calculated Property
Cp,gas	761.57	J/mol×K	757.67	Calculated Property
Cp,gas	801.09	J/mol×K	838.44	Calculated Property
Cp,gas	834.17	J/mol×K	919.22	Calculated Property
Cp,gas	861.00	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0025205; 0.0001291]	Pa×s	[354.74; 597.18]	Joback Predicted correlation
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-1.33026e+01
Coefficient B			2.59644e+03
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Comment			Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.			354.74
Temperature range, max.			597.18
η	0.0025205	Pa×s	354.74	Calculated Property
η	0.0015036	Pa×s	381.68	Calculated Property
η	0.0009602	Pa×s	408.62	Calculated Property
η	0.0006482	Pa×s	435.55	Calculated Property
η	0.0004581	Pa×s	462.49	Calculated Property
η	0.0003363	Pa×s	489.43	Calculated Property
η	0.0002550	Pa×s	516.37	Calculated Property
η	0.0001987	Pa×s	543.30	Calculated Property
η	0.0001586	Pa×s	570.24	Calculated Property
η	0.0001291	Pa×s	597.18	Calculated Property

Similar Compounds

Find more compounds similar to diheptyl oxalate.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

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