Chemical Properties of 2-Octene, (Z)- (CAS 7642-04-8)

InChI

InChI=1S/C8H16/c1-3-5-7-8-6-4-2/h3,5H,4,6-8H2,1-2H3/b5-3-

InChI Key

ILPBINAXDRFYPL-HYXAFXHYSA-N

Formula

C8H16

SMILES

CC=CCCCCC

Molecular Weight¹

112.21

CAS

7642-04-8

Other Names

• (2Z)-2-Octene
• (Z)-2-C8H16
• (Z)-2-OCTENE
• (Z)-Oct-2-ene
• 2-Octene, cis-
• CIS-2-OCTENE
• cis-Octene-2

• 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).
• 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).
• 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°	96.70	kJ/mol	Joback Calculated Property
ΔfH°gas	-91.23	kJ/mol	Joback Calculated Property
ΔfusH°	16.68	kJ/mol	Joback Calculated Property
ΔvapH°	40.20	kJ/mol	NIST
IE	[8.91; 9.10]	eV
IE	8.91 ± 0.01	eV	NIST
IE	9.10 ± 0.01	eV	NIST
log10WS	-3.02		Crippen Calculated Property
logPoct/wat	3.143		Crippen Calculated Property
McVol	119.280	ml/mol	McGowan Calculated Property
Pc	2673.54	kPa	Joback Calculated Property
Inp	[800.00; 817.00]
Inp	811.20		NIST
Inp	800.40		NIST
Inp	803.00		NIST
Inp	804.00		NIST
Inp	812.00		NIST
Inp	812.00		NIST
Inp	812.00		NIST
Inp	813.00		NIST
Inp	811.00		NIST
Inp	811.00		NIST
Inp	811.00		NIST
Inp	802.00		NIST
Inp	800.80		NIST
Inp	800.80		NIST
Inp	803.30		NIST
Inp	803.00		NIST
Inp	804.00		NIST
Inp	803.00		NIST
Inp	811.40		NIST
Inp	802.40		NIST
Inp	802.00		NIST
Inp	803.60		NIST
Inp	802.80		NIST
Inp	802.00		NIST
Inp	814.00		NIST
Inp	814.00		NIST
Inp	813.00		NIST
Inp	806.00		NIST
Inp	803.00		NIST
Inp	811.00		NIST
Inp	812.00		NIST
Inp	812.00		NIST
Inp	813.00		NIST
Inp	802.00		NIST
Inp	815.00		NIST
Inp	810.00		NIST
Inp	810.00		NIST
Inp	806.00		NIST
Inp	809.00		NIST
Inp	811.00		NIST
Inp	811.00		NIST
Inp	811.00		NIST
Inp	813.00		NIST
Inp	811.00		NIST
Inp	814.00		NIST
Inp	808.00		NIST
Inp	808.00		NIST
Inp	804.00		NIST
Inp	800.00		NIST
Inp	808.00		NIST
Inp	808.00		NIST
Inp	817.00		NIST
Inp	803.00		NIST
Inp	813.00		NIST
Inp	813.00		NIST
Inp	800.00		NIST
Inp	813.00		NIST
I	[862.00; 884.00]
I	882.00		NIST
I	884.00		NIST
I	878.00		NIST
I	878.00		NIST
I	882.00		NIST
I	882.10		NIST
I	877.50		NIST
I	877.50		NIST
I	881.50		NIST
I	877.50		NIST
I	882.10		NIST
I	877.50		NIST
I	881.50		NIST
I	872.00		NIST
I	866.00		NIST
I	863.00		NIST
I	Outlier 862.00		NIST
I	866.00		NIST
I	872.00		NIST
I	866.00		NIST
I	882.00		NIST
I	882.10		NIST
Tboil	386.60	K	Joback Calculated Property
Tc	558.45	K	Joback Calculated Property
Tfus	[169.15; 172.88]	K
Tfus	171.45 ± 1.00	K	NIST
Tfus	172.19 ± 0.60	K	NIST
Tfus	172.88 ± 0.10	K	NIST
Tfus	169.15 ± 1.50	K	NIST
Vc	0.464	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[218.05; 287.62]	J/mol×K	[386.60; 558.45]
Cp,gas	218.05	J/mol×K	386.60	Joback Calculated Property
Cp,gas	230.94	J/mol×K	415.24	Joback Calculated Property
Cp,gas	243.29	J/mol×K	443.88	Joback Calculated Property
Cp,gas	255.11	J/mol×K	472.53	Joback Calculated Property
Cp,gas	266.43	J/mol×K	501.17	Joback Calculated Property
Cp,gas	277.26	J/mol×K	529.81	Joback Calculated Property
Cp,gas	287.62	J/mol×K	558.45	Joback Calculated Property
η	[0.0002015; 0.0052396]	Pa×s	[174.84; 386.60]
η	0.0052396	Pa×s	174.84	Joback Calculated Property
η	0.0019294	Pa×s	210.13	Joback Calculated Property
η	0.0009470	Pa×s	245.43	Joback Calculated Property
η	0.0005559	Pa×s	280.72	Joback Calculated Property
η	0.0003675	Pa×s	316.01	Joback Calculated Property
η	0.0002641	Pa×s	351.31	Joback Calculated Property
η	0.0002015	Pa×s	386.60	Joback Calculated Property
ΔvapH	37.80	kJ/mol	378.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[293.48; 424.13]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.42526e+01
Coefficient B			-3.24699e+03
Coefficient C			-6.09750e+01
Temperature range, min.			293.48
Temperature range, max.			424.13
Pvap	1.33	kPa	293.48	Calculated Property
Pvap	3.03	kPa	308.00	Calculated Property
Pvap	6.28	kPa	322.51	Calculated Property
Pvap	12.07	kPa	337.03	Calculated Property
Pvap	21.72	kPa	351.55	Calculated Property
Pvap	36.96	kPa	366.06	Calculated Property
Pvap	59.93	kPa	380.58	Calculated Property
Pvap	93.19	kPa	395.10	Calculated Property
Pvap	139.66	kPa	409.61	Calculated Property
Pvap	202.66	kPa	424.13	Calculated Property
Pvap	[1.35; 201.21]	kPa	[290.15; 426.15]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			9.40490e+01
Coefficient B			-7.90585e+03
Coefficient C			-1.18595e+01
Coefficient D			8.88566e-06
Temperature range, min.			290.15
Temperature range, max.			426.15
Pvap	1.35	kPa	290.15	Calculated Property
Pvap	3.09	kPa	305.26	Calculated Property
Pvap	6.43	kPa	320.37	Calculated Property
Pvap	12.35	kPa	335.48	Calculated Property
Pvap	22.18	kPa	350.59	Calculated Property
Pvap	37.59	kPa	365.71	Calculated Property
Pvap	60.62	kPa	380.82	Calculated Property
Pvap	93.68	kPa	395.93	Calculated Property
Pvap	139.50	kPa	411.04	Calculated Property
Pvap	201.21	kPa	426.15	Calculated Property

Similar Compounds

Find more compounds similar to 2-Octene, (Z)-.

Sources

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

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