Chemical Properties of 9-Octadecenal (CAS 5090-41-5)

InChI

InChI=1S/C18H34O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h9-10,18H,2-8,11-17H2,1H3/b10-9+

InChI Key

ZENZJGDPWWLORF-MDZDMXLPSA-N

Formula

C18H34O

SMILES

CCCCCCCCC=CCCCCCCCC=O

Molecular Weight¹

266.46

CAS

5090-41-5

Other Names

• Octadecenyl aldehyde

• 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).
• 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).
• 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°	81.38	kJ/mol	Joback Calculated Property
ΔfH°gas	-383.21	kJ/mol	Joback Calculated Property
ΔfusH°	44.87	kJ/mol	Joback Calculated Property
ΔvapH°	62.34	kJ/mol	Joback Calculated Property
log10WS	-6.49		Crippen Calculated Property
logPoct/wat	6.223		Crippen Calculated Property
McVol	261.750	ml/mol	McGowan Calculated Property
Pc	1257.48	kPa	Joback Calculated Property
Inp	[1993.00; 2035.00]
Inp	2035.00		NIST
Inp	1993.00		NIST
Inp	1999.00		NIST
I	[2358.00; 2375.00]
I	2358.00		NIST
I	2375.00		NIST
I	2358.00		NIST
I	2375.00		NIST
Tboil	664.06	K	Joback Calculated Property
Tc	833.01	K	Joback Calculated Property
Tfus	329.54	K	Joback Calculated Property
Vc	1.040	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[735.71; 834.07]	J/mol×K	[664.06; 833.01]
Cp,gas	735.71	J/mol×K	664.06	Joback Calculated Property
Cp,gas	754.04	J/mol×K	692.22	Joback Calculated Property
Cp,gas	771.55	J/mol×K	720.38	Joback Calculated Property
Cp,gas	788.27	J/mol×K	748.54	Joback Calculated Property
Cp,gas	804.25	J/mol×K	776.70	Joback Calculated Property
Cp,gas	819.50	J/mol×K	804.85	Joback Calculated Property
Cp,gas	834.07	J/mol×K	833.01	Joback Calculated Property
η	[0.0001180; 0.0032761]	Pa×s	[329.54; 664.06]
η	0.0032761	Pa×s	329.54	Joback Calculated Property
η	0.0012611	Pa×s	385.29	Joback Calculated Property
η	0.0006179	Pa×s	441.05	Joback Calculated Property
η	0.0003554	Pa×s	496.80	Joback Calculated Property
η	0.0002285	Pa×s	552.55	Joback Calculated Property
η	0.0001593	Pa×s	608.31	Joback Calculated Property
η	0.0001180	Pa×s	664.06	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[469.92; 677.72]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.39541e+01
Coefficient B			-4.88551e+03
Coefficient C			-1.12440e+02
Temperature range, min.			469.92
Temperature range, max.			677.72
Pvap	1.33	kPa	469.92	Calculated Property
Pvap	3.05	kPa	493.01	Calculated Property
Pvap	6.37	kPa	516.10	Calculated Property
Pvap	12.25	kPa	539.19	Calculated Property
Pvap	22.05	kPa	562.28	Calculated Property
Pvap	37.48	kPa	585.36	Calculated Property
Pvap	60.62	kPa	608.45	Calculated Property
Pvap	93.94	kPa	631.54	Calculated Property
Pvap	140.25	kPa	654.63	Calculated Property
Pvap	202.65	kPa	677.72	Calculated Property

Similar Compounds

Find more compounds similar to 9-Octadecenal.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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