Chemical Properties of (Z)-2-pentenal (CAS 1576-86-9)

InChI

InChI=1S/C5H8O/c1-2-3-4-5-6/h3-5H,2H2,1H3/b4-3-

InChI Key

DTCCTIQRPGSLPT-ARJAWSKDSA-N

Formula

C5H8O

SMILES

CCC=CC=O

Molecular Weight¹

84.12

CAS

1576-86-9

Other Names

• cis-2-Pentenal

• 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).
• 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
ω	0.3067		Relay (... Calculated Property
ΔfG°	-28.08	kJ/mol	Joback Calculated Property
ΔfH°gas	-136.89	kJ/mol	Relay (... Calculated Property
ΔfusH°	11.20	kJ/mol	Joback Calculated Property
ΔvapH°	37.10	kJ/mol	Relay (... Calculated Property
IE	9.76	eV	Relay (... Calculated Property
log10WS	-0.50		Relay (... Calculated Property
logPoct/wat	1.151		Crippen Calculated Property
McVol	78.580	ml/mol	McGowan Calculated Property
Pc	4046.64	kPa	Joback Calculated Property
Inp	727.00		NIST
I	[1088.00; 1142.00]
I	1105.00		NIST
I	1115.00		NIST
I	1088.00		NIST
I	1088.00		NIST
I	1125.00		NIST
I	Outlier 1142.00		NIST
I	1097.00		NIST
I	1105.00		NIST
I	1106.00		NIST
I	1110.00		NIST
I	1088.00		NIST
I	1105.00		NIST
I	1092.00		NIST
I	1095.00		NIST
I	1088.00		NIST
I	1105.00		NIST
Tboil	384.79	K	Relay (... Calculated Property
Tc	578.06	K	Relay (... Calculated Property
Tfus	182.47	K	Relay (... Calculated Property
Vc	0.286	m3/kmol	Relay (... Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[130.02; 172.92]	J/mol×K	[366.62; 548.86]
Cp,gas	130.02	J/mol×K	366.62	Joback Calculated Property
Cp,gas	138.10	J/mol×K	396.99	Joback Calculated Property
Cp,gas	145.79	J/mol×K	427.37	Joback Calculated Property
Cp,gas	153.10	J/mol×K	457.74	Joback Calculated Property
Cp,gas	160.05	J/mol×K	488.11	Joback Calculated Property
Cp,gas	166.65	J/mol×K	518.49	Joback Calculated Property
Cp,gas	172.92	J/mol×K	548.86	Joback Calculated Property
η	[0.0002502; 0.0033669]	Pa×s	[183.03; 366.62]
η	0.0033669	Pa×s	183.03	Joback Calculated Property
η	0.0016007	Pa×s	213.63	Joback Calculated Property
η	0.0009169	Pa×s	244.23	Joback Calculated Property
η	0.0005946	Pa×s	274.82	Joback Calculated Property
η	0.0004205	Pa×s	305.42	Joback Calculated Property
η	0.0003168	Pa×s	336.02	Joback Calculated Property
η	0.0002502	Pa×s	366.62	Joback Calculated Property

Similar Compounds

Find more compounds similar to (Z)-2-pentenal.

Sources

• Cheméo Relay (1.0)
• 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.