Chemical Properties of Norbornane (CAS 279-23-2)

InChI

InChI=1S/C7H12/c1-2-7-4-3-6(1)5-7/h6-7H,1-5H2

InChI Key

UMRZSTCPUPJPOJ-UHFFFAOYSA-N

Formula

C7H12

SMILES

C1CC2CCC1C2

Molecular Weight¹

96.17

CAS

279-23-2

Other Names

• 1,4-Endomethylenecyclohexane
• Bicyclo[2.2.1]heptane
• Cyclohexane, 1,4-endo-methylene-
• Norbornylane
• Norcamphane
• Norfenchane
• Norsantane

• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,solid : Solid phase 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_fH°_solid : Solid 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_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_subH : Enthalpy of sublimation at a given temperature (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.
• 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
ΔcH°solid	[-4377.50; -4367.50]	kJ/mol
ΔcH°solid	-4374.59 ± 0.97	kJ/mol	NIST
ΔcH°solid	-4367.50 ± 3.30	kJ/mol	NIST
ΔcH°solid	-4377.50 ± 2.20	kJ/mol	NIST
ΔfG°	117.46	kJ/mol	Joback Calculated Property
ΔfH°gas	[-54.90; -52.00]	kJ/mol
ΔfH°gas	-54.90 ± 1.10	kJ/mol	NIST
ΔfH°gas	-54.70 ± 4.70	kJ/mol	NIST
ΔfH°gas	-52.00	kJ/mol	NIST
ΔfH°gas	-52.00	kJ/mol	NIST
ΔfH°solid	[-102.00; -92.10]	kJ/mol
ΔfH°solid	-95.00 ± 1.10	kJ/mol	NIST
ΔfH°solid	-102.00 ± 3.30	kJ/mol	NIST
ΔfH°solid	-92.10 ± 2.20	kJ/mol	NIST
ΔfH°solid	-92.10 ± 2.70	kJ/mol	NIST
ΔfusH°	8.06	kJ/mol	Joback Calculated Property
ΔsubH°	[40.00; 47.30]	kJ/mol
ΔsubH°	40.10 ± 0.40	kJ/mol	NIST
ΔsubH°	40.04 ± 0.18	kJ/mol	NIST
ΔsubH°	40.10	kJ/mol	NIST
ΔsubH°	40.00 ± 0.10	kJ/mol	NIST
ΔsubH°	40.26 ± 0.32	kJ/mol	NIST
ΔsubH°	40.30 ± 0.32	kJ/mol	NIST
ΔsubH°	40.40 ± 0.90	kJ/mol	NIST
ΔsubH°	Outlier 47.30	kJ/mol	NIST
ΔvapH°	31.17	kJ/mol	Joback Calculated Property
IE	[9.74; 10.20]	eV
IE	9.77 ± 0.03	eV	NIST
IE	9.74	eV	NIST
IE	9.80	eV	NIST
IE	9.93 ± 0.02	eV	NIST
IE	10.20	eV	NIST
IE	10.15	eV	NIST
log10WS	-2.06		Crippen Calculated Property
logPoct/wat	2.196		Crippen Calculated Property
McVol	87.770	ml/mol	McGowan Calculated Property
Pc	3881.95	kPa	Joback Calculated Property
Inp	[742.00; 777.00]
Inp	748.70		NIST
Inp	752.90		NIST
Inp	745.20		NIST
Inp	748.00		NIST
Inp	742.00		NIST
Inp	747.00		NIST
Inp	754.00		NIST
Inp	759.00		NIST
Inp	Outlier 777.00		NIST
Inp	756.30		NIST
Inp	756.30		NIST
I	860.00		NIST
Tboil	381.00 ± 3.00	K	NIST
Tc	580.24	K	Joback Calculated Property
Tfus	[360.00; 360.90]	K
Tfus	360.00 ± 2.00	K	NIST
Tfus	360.90 ± 1.50	K	NIST
Vc	0.334	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[159.53; 242.73]	J/mol×K	[377.31; 580.24]
T(K) Ideal gas heat capacity (J/mol×K) 160 180 200 220 240 400 450 500 550
Cp,gas	159.53	J/mol×K	377.31	Joback Calculated Property
Cp,gas	175.81	J/mol×K	411.13	Joback Calculated Property
Cp,gas	191.05	J/mol×K	444.95	Joback Calculated Property
Cp,gas	205.30	J/mol×K	478.78	Joback Calculated Property
Cp,gas	218.63	J/mol×K	512.60	Joback Calculated Property
Cp,gas	231.09	J/mol×K	546.42	Joback Calculated Property
Cp,gas	242.73	J/mol×K	580.24	Joback Calculated Property
Cp,solid	151.00	J/mol×K	298.15	NIST
η	[0.0004425; 0.0006290]	Pa×s	[201.01; 377.31]
T(K) Dynamic viscosity (Pa×s) 4.50e-4 5.00e-4 5.50e-4 6.00e-4 200 250 300 350
η	0.0006290	Pa×s	201.01	Joback Calculated Property
η	0.0005714	Pa×s	230.39	Joback Calculated Property
η	0.0005305	Pa×s	259.78	Joback Calculated Property
η	0.0005001	Pa×s	289.16	Joback Calculated Property
η	0.0004765	Pa×s	318.54	Joback Calculated Property
η	0.0004578	Pa×s	347.93	Joback Calculated Property
η	0.0004425	Pa×s	377.31	Joback Calculated Property
ΔfusH	4.45	kJ/mol	360.80	NIST
ΔsubH	[40.00; 40.30]	kJ/mol	[284.00; 305.00]
ΔsubH	40.10 ± 0.84	kJ/mol	284.00	NIST
ΔsubH	40.30 ± 0.40	kJ/mol	293.00	NIST
ΔsubH	40.00 ± 0.80	kJ/mol	305.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[281.45; 401.63]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.54974e+01
Coefficient B			-3.70620e+03
Coefficient C			-3.77790e+01
Temperature range, min.			281.45
Temperature range, max.			401.63
T(K) Vapor pressure (kPa) 0 50 100 150 200 300 350 400
Pvap	1.33	kPa	281.45	Calculated Property
Pvap	2.94	kPa	294.80	Calculated Property
Pvap	5.99	kPa	308.16	Calculated Property
Pvap	11.42	kPa	321.51	Calculated Property
Pvap	20.54	kPa	334.86	Calculated Property
Pvap	35.12	kPa	348.22	Calculated Property
Pvap	57.47	kPa	361.57	Calculated Property
Pvap	90.43	kPa	374.92	Calculated Property
Pvap	137.46	kPa	388.28	Calculated Property
Pvap	202.64	kPa	401.63	Calculated Property

Similar Compounds

Find more compounds similar to Norbornane.

Sources

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

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