Chemical Properties of 2-Pentene, (E)- (CAS 646-04-8)

InChI

InChI=1S/C5H10/c1-3-5-4-2/h3,5H,4H2,1-2H3/b5-3+

InChI Key

QMMOXUPEWRXHJS-HWKANZROSA-N

Formula

C5H10

SMILES

CC=CCC

Molecular Weight¹

70.13

CAS

646-04-8

Other Names

• (E)-2-PENTENE
• 2-(E)-C5H10
• 2-Pentene, trans-
• 2-TRANS-PENTENE
• Pentene-2, trans-
• TRANS-2-PENTENE
• trans-pent-2-ene
• trans-«beta»-Amylene
• trans-«beta»-Amylene

• ω : Acentric Factor.
• AP : Aniline Point (K).
• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• η : Dynamic viscosity (Pa×s).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_c,grossH : Heat of Combustion, Gross form (kJ/mol).
• Δ_c,netH : Heat of Combustion, Net Form (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (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).
• n₀ : Refractive Index.
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• γ : Surface Tension (N/m).
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.2590		KDB
AP	291.450	K	KDB
ΔcH°liquid	[-3338.71; -3335.90]	kJ/mol
ΔcH°liquid	-3338.71 ± 0.70	kJ/mol	NIST
ΔcH°liquid	-3335.90 ± 0.42	kJ/mol	NIST
ΔfG°	69.96	kJ/mol	KDB
Δc,grossH	3338.04	kJ/mol	KDB
Δc,netH	3118.000	kJ/mol	KDB
ΔfH°gas	[-34.00; -31.20]	kJ/mol
ΔfH°gas	-31.78	kJ/mol	KDB
ΔfH°gas	-32.10	kJ/mol	NIST
ΔfH°gas	-31.40 ± 0.50	kJ/mol	NIST
ΔfH°gas	-31.80	kJ/mol	NIST
ΔfH°gas	-31.20 ± 0.80	kJ/mol	NIST
ΔfH°gas	-32.90 ± 1.00	kJ/mol	NIST
ΔfH°gas	-33.10 ± 1.30	kJ/mol	NIST
ΔfH°gas	-34.00 ± 0.50	kJ/mol	NIST
ΔfH°liquid	[-60.80; -57.98]	kJ/mol
ΔfH°liquid	-58.24 ± 0.42	kJ/mol	NIST
ΔfH°liquid	-57.98 ± 0.76	kJ/mol	NIST
ΔfH°liquid	-59.70 ± 1.00	kJ/mol	NIST
ΔfH°liquid	-60.80 ± 0.40	kJ/mol	NIST
ΔfusH°	8.91	kJ/mol	Joback Calculated Property
ΔvapH°	26.70	kJ/mol	NIST
IE	[8.92; 9.32]	eV
IE	9.04 ± 0.01	eV	NIST
IE	9.04 ± 0.02	eV	NIST
IE	9.04 ± 0.01	eV	NIST
IE	8.92	eV	NIST
IE	9.32 ± 0.03	eV	NIST
IE	9.06	eV	NIST
IE	9.23 ± 0.01	eV	NIST
log10WS	-1.77		Crippen Calculated Property
logPoct/wat	1.973		Crippen Calculated Property
McVol	77.010	ml/mol	McGowan Calculated Property
Pc	3520.00	kPa	KDB
Inp	[499.00; 518.00]
Inp	507.60		NIST
Inp	500.70		NIST
Inp	500.00		NIST
Inp	507.00		NIST
Inp	507.00		NIST
Inp	506.00		NIST
Inp	500.20		NIST
Inp	507.00		NIST
Inp	506.80		NIST
Inp	500.20		NIST
Inp	500.00		NIST
Inp	507.00		NIST
Inp	507.00		NIST
Inp	508.00		NIST
Inp	507.00		NIST
Inp	507.00		NIST
Inp	507.00		NIST
Inp	507.00		NIST
Inp	506.00		NIST
Inp	511.30		NIST
Inp	511.10		NIST
Inp	510.80		NIST
Inp	510.50		NIST
Inp	510.20		NIST
Inp	509.90		NIST
Inp	507.00		NIST
Inp	505.90		NIST
Inp	505.90		NIST
Inp	505.80		NIST
Inp	505.80		NIST
Inp	505.80		NIST
Inp	505.80		NIST
Inp	Outlier 516.70		NIST
Inp	511.20		NIST
Inp	508.40		NIST
Inp	506.20		NIST
Inp	504.20		NIST
Inp	502.00		NIST
Inp	507.00		NIST
Inp	499.50		NIST
Inp	499.00		NIST
Inp	500.00		NIST
Inp	500.00		NIST
Inp	500.00		NIST
Inp	500.00		NIST
Inp	500.00		NIST
Inp	501.00		NIST
Inp	501.00		NIST
Inp	500.00		NIST
Inp	502.00		NIST
Inp	500.00		NIST
Inp	503.00		NIST
Inp	Outlier 516.00		NIST
Inp	504.00		NIST
Inp	510.80		NIST
Inp	510.00		NIST
Inp	506.60		NIST
Inp	509.00		NIST
Inp	504.91		NIST
Inp	505.09		NIST
Inp	505.00		NIST
Inp	510.00		NIST
Inp	500.70		NIST
Inp	500.00		NIST
Inp	503.00		NIST
Inp	Outlier 518.00		NIST
Inp	509.00		NIST
Inp	507.00		NIST
Inp	505.00		NIST
Inp	505.00		NIST
Inp	508.00		NIST
Inp	506.00		NIST
Inp	500.00		NIST
Inp	511.00		NIST
Inp	507.00		NIST
Inp	506.00		NIST
Inp	509.00		NIST
Inp	506.00		NIST
Inp	507.00		NIST
Inp	509.00		NIST
Inp	511.00		NIST
Inp	507.00		NIST
Inp	505.00		NIST
Inp	512.00		NIST
Inp	500.00		NIST
Inp	510.00		NIST
Inp	506.60		NIST
Inp	507.60		NIST
Inp	506.00		NIST
Inp	500.00		NIST
Inp	507.00		NIST
Inp	511.10		NIST
Inp	505.80		NIST
Inp	506.20		NIST
Inp	499.00		NIST
I	[551.00; 565.00]
I	565.00		NIST
I	551.00		NIST
S°liquid	[256.52; 256.60]	J/mol×K
S°liquid	256.60	J/mol×K	NIST
S°liquid	256.52	J/mol×K	NIST
Tboil	[308.95; 310.00]	K
Tboil	309.49	K	KDB
Tboil	Outlier 310.00	K	NIST
Tboil	309.50	K	NIST
Tboil	309.00 ± 0.40	K	NIST
Tboil	309.51 ± 0.15	K	NIST
Tboil	309.50 ± 0.15	K	NIST
Tboil	309.51 ± 0.20	K	NIST
Tboil	309.74 ± 0.60	K	NIST
Tboil	309.50 ± 0.20	K	NIST
Tboil	309.50 ± 0.20	K	NIST
Tboil	309.00 ± 0.50	K	NIST
Tboil	308.95 ± 0.30	K	NIST
Tboil	309.45 ± 0.60	K	NIST
Tboil	309.40 ± 0.20	K	NIST
Tboil	309.35 ± 0.40	K	NIST
Tboil	309.40 ± 0.50	K	NIST
Tboil	309.40 ± 0.40	K	NIST
Tboil	309.55 ± 0.30	K	NIST
Tboil	309.00 ± 0.40	K	NIST
Tboil	309.30 ± 0.40	K	NIST
Tboil	309.45 ± 0.15	K	NIST
Tboil	309.54 ± 0.15	K	NIST
Tc	471.00	K	KDB
Tfus	[123.90; 132.91]	K
Tfus	132.90	K	KDB
Tfus	132.90 ± 0.01	K	NIST
Tfus	132.90 ± 0.01	K	NIST
Tfus	131.90 ± 1.00	K	NIST
Tfus	132.90 ± 0.06	K	NIST
Tfus	132.90 ± 0.04	K	NIST
Tfus	132.91 ± 0.03	K	NIST
Tfus	132.89 ± 0.20	K	NIST
Tfus	132.89 ± 2.00	K	NIST
Tfus	132.89 ± 0.30	K	NIST
Tfus	132.89 ± 0.30	K	NIST
Tfus	Outlier 123.90 ± 2.00	K	NIST
Ttriple	[132.93; 132.95]	K
Ttriple	132.93 ± 0.02	K	NIST
Ttriple	132.95 ± 0.02	K	NIST
Ttriple	132.95 ± 0.60	K	NIST
Vc	0.295	m3/kmol	Joback Calculated Property
Zra	0.27		KDB

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[112.28; 160.11]	J/mol×K	[317.96; 489.90]
Cp,gas	112.28	J/mol×K	317.96	Joback Calculated Property
Cp,gas	121.16	J/mol×K	346.62	Joback Calculated Property
Cp,gas	129.66	J/mol×K	375.27	Joback Calculated Property
Cp,gas	137.80	J/mol×K	403.93	Joback Calculated Property
Cp,gas	145.57	J/mol×K	432.58	Joback Calculated Property
Cp,gas	153.01	J/mol×K	461.24	Joback Calculated Property
Cp,gas	160.11	J/mol×K	489.90	Joback Calculated Property
Cp,liquid	[156.98; 157.00]	J/mol×K	[298.15; 298.15]
Cp,liquid	157.00	J/mol×K	298.15	NIST
Cp,liquid	156.98	J/mol×K	298.15	NIST
η	[0.0001682; 0.0033409]	Pa×s	[141.03; 317.96]
η	0.0033409	Pa×s	141.03	Joback Calculated Property
η	0.0013197	Pa×s	170.52	Joback Calculated Property
η	0.0006855	Pa×s	200.01	Joback Calculated Property
η	0.0004214	Pa×s	229.50	Joback Calculated Property
η	0.0002894	Pa×s	258.98	Joback Calculated Property
η	0.0002146	Pa×s	288.47	Joback Calculated Property
η	0.0001682	Pa×s	317.96	Joback Calculated Property
ΔfusH	[8.35; 8.35]	kJ/mol	[132.93; 133.00]
ΔfusH	8.35	kJ/mol	132.93	NIST
ΔfusH	8.35	kJ/mol	132.95	NIST
ΔfusH	8.35	kJ/mol	133.00	NIST
ΔfusH	8.35	kJ/mol	133.00	NIST
ΔvapH	[26.07; 28.80]	kJ/mol	[296.00; 309.50]
ΔvapH	28.80	kJ/mol	296.00	NIST
ΔvapH	28.00	kJ/mol	307.50	NIST
ΔvapH	26.07	kJ/mol	309.50	KDB
n0	1.37610		298.15	KDB
ρl	649.00	kg/m3	293.00	KDB
ΔfusS	[62.81; 62.83]	J/mol×K	[132.93; 132.95]
ΔfusS	62.83	J/mol×K	132.93	NIST
ΔfusS	62.81	J/mol×K	132.95	NIST
γ	0.02	N/m	298.20	KDB

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[222.94; 331.03]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.42324e+01
Coefficient B			-2.67642e+03
Coefficient C			-3.10150e+01
Temperature range, min.			222.94
Temperature range, max.			331.03
Pvap	1.33	kPa	222.94	Calculated Property
Pvap	3.03	kPa	234.95	Calculated Property
Pvap	6.29	kPa	246.96	Calculated Property
Pvap	12.08	kPa	258.97	Calculated Property
Pvap	21.74	kPa	270.98	Calculated Property
Pvap	36.99	kPa	282.99	Calculated Property
Pvap	59.97	kPa	295.00	Calculated Property
Pvap	93.23	kPa	307.01	Calculated Property
Pvap	139.69	kPa	319.02	Calculated Property
Pvap	202.65	kPa	331.03	Calculated Property
Pvap	[5.97e-06; 3694.47]	kPa	[132.89; 475.37]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			6.66647e+01
Coefficient B			-5.30654e+03
Coefficient C			-7.95545e+00
Coefficient D			7.74821e-06
Temperature range, min.			132.89
Temperature range, max.			475.37
Pvap	5.97e-06	kPa	132.89	Calculated Property
Pvap	6.39e-03	kPa	170.94	Calculated Property
Pvap	0.41	kPa	209.00	Calculated Property
Pvap	6.21	kPa	247.05	Calculated Property
Pvap	40.89	kPa	285.10	Calculated Property
Pvap	161.63	kPa	323.16	Calculated Property
Pvap	460.08	kPa	361.21	Calculated Property
Pvap	1052.55	kPa	399.26	Calculated Property
Pvap	2075.40	kPa	437.32	Calculated Property
Pvap	3694.47	kPa	475.37	Calculated Property

Similar Compounds

Find more compounds similar to 2-Pentene, (E)-.

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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