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

• 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).
• 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_p : 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	0.3386		Relay (1.0) Calculated Property
ΔfG°	96.70	kJ/mol	Joback Calculated Property
ΔfH°gas	-117.46	kJ/mol	Relay (1.0) 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	-4.39		Relay (1.0) 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
Ip	[862.00; 884.00]
Ip	882.00		NIST
Ip	884.00		NIST
Ip	878.00		NIST
Ip	878.00		NIST
Ip	882.00		NIST
Ip	882.10		NIST
Ip	877.50		NIST
Ip	877.50		NIST
Ip	881.50		NIST
Ip	877.50		NIST
Ip	882.10		NIST
Ip	877.50		NIST
Ip	881.50		NIST
Ip	872.00		NIST
Ip	866.00		NIST
Ip	863.00		NIST
Ip	Outlier 862.00		NIST
Ip	866.00		NIST
Ip	872.00		NIST
Ip	866.00		NIST
Ip	882.00		NIST
Ip	882.10		NIST
Tboil	[394.65; 398.80]	K
Tboil	398.80	K	NIST
Tboil	398.78 ± 0.30	K	NIST
Tboil	398.79 ± 0.20	K	NIST
Tboil	398.40 ± 0.50	K	NIST
Tboil	398.77 ± 0.30	K	NIST
Tboil	398.75 ± 0.40	K	NIST
Tboil	Outlier 394.65 ± 4.00	K	NIST
Tboil	398.65 ± 3.00	K	NIST
Tc	570.23	K	Relay (1.0) 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	0.460	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[161.19; 401.47]	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			-1.85660e+01
Coefficient B			7.83840e-01
Coefficient C			-4.95200e-04
Coefficient D			1.31400e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	161.19	J/mol×K	273.00	Calculated Property
Cp,gas	202.58	J/mol×K	353.78	Calculated Property
Cp,gas	239.33	J/mol×K	434.56	Calculated Property
Cp,gas	271.85	J/mol×K	515.33	Calculated Property
Cp,gas	300.56	J/mol×K	596.11	Calculated Property
Cp,gas	325.87	J/mol×K	676.89	Calculated Property
Cp,gas	348.20	J/mol×K	757.67	Calculated Property
Cp,gas	367.97	J/mol×K	838.44	Calculated Property
Cp,gas	385.59	J/mol×K	919.22	Calculated Property
Cp,gas	401.47	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0059003; 0.0001954]	Pa×s	[171.42; 391.12]	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			-1.11996e+01
Coefficient B			1.03996e+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.			171.42
Temperature range, max.			391.12
η	0.0059003	Pa×s	171.42	Calculated Property
η	0.0027697	Pa×s	195.83	Calculated Property
η	0.0015374	Pa×s	220.24	Calculated Property
η	0.0009598	Pa×s	244.65	Calculated Property
η	0.0006527	Pa×s	269.06	Calculated Property
η	0.0004732	Pa×s	293.47	Calculated Property
η	0.0003605	Pa×s	317.89	Calculated Property
η	0.0002855	Pa×s	342.30	Calculated Property
η	0.0002332	Pa×s	366.71	Calculated Property
η	0.0001954	Pa×s	391.12	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[293.48; 424.13]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
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 Vapor Pressure Data
Equation			ln(Y) = A + B/T + C·ln(T) + D·T² + E/T² Y is Pvap in kPa, T in K
Coefficient A			9.40490e+01
Coefficient B			-7.90585e+03
Coefficient C			-1.18595e+01
Coefficient D			8.88566e-06
Coefficient E			0.00000e+00
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
• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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