Chemical Properties of 2-Heptene (CAS 592-77-8)

InChI

InChI=1S/C7H14/c1-3-5-7-6-4-2/h3,5H,4,6-7H2,1-2H3

InChI Key

OTTZHAVKAVGASB-UHFFFAOYSA-N

Formula

C7H14

SMILES

CC=CCCCC

Molecular Weight¹

98.19

CAS

592-77-8

Other Names

• 2-C7H14
• Hept-2-ene
• Heptene-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).
• 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.
• 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°	88.28	kJ/mol	Joback Calculated Property
ΔfH°gas	-70.59	kJ/mol	Joback Calculated Property
ΔfusH°	14.09	kJ/mol	Joback Calculated Property
ΔvapH°	31.13	kJ/mol	Joback Calculated Property
IE	8.84 ± 0.02	eV	NIST
log10WS	-2.61		Crippen Calculated Property
logPoct/wat	2.753		Crippen Calculated Property
McVol	105.190	ml/mol	McGowan Calculated Property
Pc	2960.12	kPa	Joback Calculated Property
Inp	[701.00; 729.00]
Inp	701.00		NIST
Inp	703.00		NIST
Inp	703.00		NIST
Inp	705.00		NIST
Inp	710.00		NIST
Inp	729.00		NIST
Inp	704.00		NIST
Inp	705.00		NIST
Inp	729.00		NIST
Tboil	371.40 ± 0.80	K	NIST
Tc	536.01	K	Joback Calculated Property
Tfus	163.57	K	Joback Calculated Property
Vc	0.407	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[180.32; 243.33]	J/mol×K	[363.72; 536.01]
Cp,gas	180.32	J/mol×K	363.72	Joback Calculated Property
Cp,gas	192.00	J/mol×K	392.43	Joback Calculated Property
Cp,gas	203.19	J/mol×K	421.15	Joback Calculated Property
Cp,gas	213.90	J/mol×K	449.86	Joback Calculated Property
Cp,gas	224.15	J/mol×K	478.58	Joback Calculated Property
Cp,gas	233.95	J/mol×K	507.29	Joback Calculated Property
Cp,gas	243.33	J/mol×K	536.01	Joback Calculated Property
η	[0.0001967; 0.0047393]	Pa×s	[163.57; 363.72]
η	0.0047393	Pa×s	163.57	Joback Calculated Property
η	0.0017796	Pa×s	196.93	Joback Calculated Property
η	0.0008875	Pa×s	230.29	Joback Calculated Property
η	0.0005278	Pa×s	263.64	Joback Calculated Property
η	0.0003528	Pa×s	297.00	Joback Calculated Property
η	0.0002558	Pa×s	330.36	Joback Calculated Property
η	0.0001967	Pa×s	363.72	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[274.62; 394.99]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.49203e+01
Coefficient B			-3.36875e+03
Coefficient C			-4.43990e+01
Temperature range, min.			274.62
Temperature range, max.			394.99
Pvap	1.33	kPa	274.62	Calculated Property
Pvap	2.98	kPa	287.99	Calculated Property
Pvap	6.12	kPa	301.37	Calculated Property
Pvap	11.70	kPa	314.74	Calculated Property
Pvap	21.05	kPa	328.12	Calculated Property
Pvap	35.92	kPa	341.49	Calculated Property
Pvap	58.54	kPa	354.87	Calculated Property
Pvap	91.64	kPa	368.24	Calculated Property
Pvap	138.44	kPa	381.62	Calculated Property
Pvap	202.66	kPa	394.99	Calculated Property

Similar Compounds

Find more compounds similar to 2-Heptene.

Sources

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

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