Chemical Properties of 2,6-Lutidine (CAS 108-48-5)

InChI

InChI=1S/C7H9N/c1-6-4-3-5-7(2)8-6/h3-5H,1-2H3

InChI Key

OISVCGZHLKNMSJ-UHFFFAOYSA-N

Formula

C7H9N

SMILES

Cc1cccc(C)n1

Molecular Weight¹

107.15

CAS

108-48-5

Other Names

• 2,6-Dimethylpyridine
• 2,6-Dimethypyridine
• NSC 2155
• Pyridine, 2,6-dimethyl-
• «alpha»,«alpha»'-Dimethylpyridine
• «alpha»,«alpha»'-Lutidin
• «alpha»,«alpha»'-Lutidine
• «alpha»,«alpha»'-Dimethylpyridine
• «alpha»,«alpha»'-Lutidin
• «alpha»,«alpha»'-Lutidine

• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• μ : Dipole Moment (debye).
• 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 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_vap : Vapor pressure (kPa).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• 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).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
PAff	963.00	kJ/mol	NIST
BasG	931.10	kJ/mol	NIST
ΔcH°liquid	-4053.50	kJ/mol	NIST
μ	1.70	debye	KDB
ΔfH°gas	[56.10; 58.70]	kJ/mol
ΔfH°gas	58.70	kJ/mol	NIST
ΔfH°gas	56.10 ± 1.50	kJ/mol	NIST
ΔfH°liquid	12.60	kJ/mol	NIST
ΔvapH°	[45.30; 46.40]	kJ/mol
ΔvapH°	45.38	kJ/mol	NIST
ΔvapH°	45.90 ± 2.40	kJ/mol	NIST
ΔvapH°	45.30	kJ/mol	NIST
ΔvapH°	46.40	kJ/mol	NIST
ΔvapH°	46.06	kJ/mol	NIST
IE	[8.85; 9.23]	eV
IE	8.86 ± 0.03	eV	NIST
IE	8.87	eV	NIST
IE	9.23 ± 0.05	eV	NIST
IE	9.23	eV	NIST
IE	8.85 ± 0.02	eV	NIST
IE	8.90 ± 0.05	eV	NIST
log10WS	[0.45; 0.45]
log10WS	0.45		Aq. Sol...
log10WS	0.45		Estimat...
logPoct/wat	1.698		Crippen Calculated Property
McVol	95.710	ml/mol	McGowan Calculated Property
Inp	[136.27; 903.00]
Inp	872.00		NIST
Inp	870.10		NIST
Inp	874.00		NIST
Inp	869.00		NIST
Inp	866.00		NIST
Inp	876.00		NIST
Inp	866.00		NIST
Inp	866.00		NIST
Inp	866.00		NIST
Inp	866.00		NIST
Inp	868.00		NIST
Inp	903.00		NIST
Inp	863.80		NIST
Inp	880.00		NIST
Inp	868.00		NIST
Inp	852.00		NIST
Inp	850.00		NIST
Inp	865.80		NIST
Inp	884.95		NIST
Inp	859.20		NIST
Inp	870.00		NIST
Inp	870.00		NIST
Inp	870.00		NIST
Inp	884.00		NIST
Inp	874.00		NIST
Inp	890.00		NIST
Inp	887.20		NIST
Inp	868.30		NIST
Inp	844.00		NIST
Inp	846.00		NIST
Inp	857.00		NIST
Inp	857.00		NIST
Inp	882.00		NIST
Inp	869.00		NIST
Inp	869.00		NIST
Inp	Outlier 136.27		NIST
Inp	865.80		NIST
Inp	870.00		NIST
Inp	872.00		NIST
Inp	876.00		NIST
Inp	868.00		NIST
Inp	852.00		NIST
Inp	887.20		NIST
Inp	857.00		NIST
I	[1241.00; 1300.00]
I	1253.00		NIST
I	1243.00		NIST
I	1288.00		NIST
I	1285.00		NIST
I	1280.00		NIST
I	Outlier 1300.00		NIST
I	1282.00		NIST
I	1271.00		NIST
I	1276.00		NIST
I	1266.00		NIST
I	1257.00		NIST
I	1258.00		NIST
I	1255.00		NIST
I	1243.00		NIST
I	1241.00		NIST
I	1243.00		NIST
I	1245.00		NIST
I	1245.00		NIST
I	1245.00		NIST
I	1245.00		NIST
I	1246.00		NIST
I	1246.00		NIST
I	1241.00		NIST
I	1245.00		NIST
S°liquid	244.24	J/mol×K	NIST
Tboil	[410.70; 446.15]	K
Tboil	417.20	K	KDB
Tboil	417.20	K	NIST
Tboil	417.30	K	NIST
Tboil	417.23 ± 0.25	K	NIST
Tboil	417.25 ± 0.30	K	NIST
Tboil	417.15 ± 0.20	K	NIST
Tboil	417.30 ± 0.30	K	NIST
Tboil	417.15 ± 0.20	K	NIST
Tboil	415.15 ± 2.00	K	NIST
Tboil	417.65 ± 0.30	K	NIST
Tboil	414.40 ± 1.00	K	NIST
Tboil	417.21 ± 0.10	K	NIST
Tboil	417.21 ± 0.10	K	NIST
Tboil	417.17 ± 0.06	K	NIST
Tboil	415.90 ± 0.30	K	NIST
Tboil	417.15 ± 0.30	K	NIST
Tboil	416.56 ± 0.30	K	NIST
Tboil	417.19 ± 0.09	K	NIST
Tboil	417.15 ± 0.40	K	NIST
Tboil	417.85 ± 0.60	K	NIST
Tboil	415.65 ± 1.00	K	NIST
Tboil	417.15 ± 0.60	K	NIST
Tboil	417.15 ± 0.40	K	NIST
Tboil	413.65 ± 1.50	K	NIST
Tboil	410.70 ± 0.60	K	NIST
Tboil	416.35 ± 0.80	K	NIST
Tboil	Outlier 446.15 ± 1.00	K	NIST
Tc	[623.75; 623.80]	K
Tc	623.80	K	KDB
Tc	623.80	K	NIST
Tc	623.75 ± 0.20	K	NIST
Tfus	[266.41; 278.90]	K
Tfus	267.00	K	KDB
Tfus	266.78	K	Aq. Sol...
Tfus	266.45 ± 0.30	K	NIST
Tfus	Outlier 278.90 ± 0.30	K	NIST
Tfus	267.05 ± 0.06	K	NIST
Tfus	267.05 ± 0.06	K	NIST
Tfus	267.08 ± 0.10	K	NIST
Tfus	266.41 ± 0.35	K	NIST
Tfus	267.15 ± 0.20	K	NIST
Tfus	266.65 ± 0.50	K	NIST
Tfus	267.65 ± 0.20	K	NIST
Tfus	267.25 ± 0.30	K	NIST
Ttriple	267.03 ± 0.01	K	NIST

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	185.17	J/mol×K	298.15	NIST
ΔfusH	13.04	kJ/mol	267.10	NIST
ΔvapH	[36.00; 46.10]	kJ/mol	[312.50; 417.30]
T(K) Enthalpy of vaporization at a given temperature (kJ/mol) 36 38 40 42 44 46 350 400
ΔvapH	46.10	kJ/mol	312.50	NIST
ΔvapH	44.40	kJ/mol	313.00	NIST
ΔvapH	43.70	kJ/mol	330.50	NIST
ΔvapH	42.50	kJ/mol	343.00	NIST
ΔvapH	45.00	kJ/mol	356.00	NIST
ΔvapH	40.80	kJ/mol	368.00	NIST
ΔvapH	41.60	kJ/mol	385.00	NIST
ΔvapH	43.90	kJ/mol	386.00	NIST
ΔvapH	41.40	kJ/mol	386.00	NIST
ΔvapH	38.80	kJ/mol	386.00	NIST
ΔvapH	36.00	kJ/mol	386.00	NIST
ΔvapH	37.46	kJ/mol	417.30	NIST
Pvap	[0.07; 12.31]	kPa	[263.15; 353.15]
T(K) Vapor pressure (kPa) 0 2 4 6 8 10 12 280 300 320 340
Pvap	0.07	kPa	263.15	Isother...
Pvap	0.14	kPa	273.15	Isother...
Pvap	0.30	kPa	283.15	Isother...
Pvap	0.30	kPa	283.37	Isother...
Pvap	0.42	kPa	288.33	Isother...
Pvap	0.57	kPa	293.15	Isother...
Pvap	0.58	kPa	293.30	Isother...
Pvap	0.79	kPa	298.30	Isother...
Pvap	1.06	kPa	303.15	Isother...
Pvap	1.07	kPa	303.27	Isother...
Pvap	1.87	kPa	313.15	Isother...
Pvap	1.88	kPa	313.27	Isother...
Pvap	3.15	kPa	323.15	Isother...
Pvap	3.16	kPa	323.24	Isother...
Pvap	5.13	kPa	333.15	Isother...
Pvap	5.14	kPa	333.21	Isother...
Pvap	8.07	kPa	343.15	Isother...
Pvap	8.10	kPa	343.20	Isother...
Pvap	12.23	kPa	353.14	Isother...
Pvap	12.31	kPa	353.15	Isother...
ρl	[918.19; 923.00]	kg/m3	[293.15; 298.15]
ρl	922.44	kg/m3	293.15	Viscosi...
ρl	923.00	kg/m3	298.00	KDB
ρl	918.19	kg/m3	298.15	Determi...

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[308.76; 443.61]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.46861e+01
Coefficient B			-3.62307e+03
Coefficient C			-5.71320e+01
Temperature range, min.			308.76
Temperature range, max.			443.61
T(K) Vapor pressure (kPa) 0 50 100 150 200 350 400
Pvap	1.33	kPa	308.76	Calculated Property
Pvap	2.99	kPa	323.74	Calculated Property
Pvap	6.17	kPa	338.73	Calculated Property
Pvap	11.82	kPa	353.71	Calculated Property
Pvap	21.27	kPa	368.69	Calculated Property
Pvap	36.27	kPa	383.68	Calculated Property
Pvap	59.01	kPa	398.66	Calculated Property
Pvap	92.16	kPa	413.64	Calculated Property
Pvap	138.85	kPa	428.63	Calculated Property
Pvap	202.66	kPa	443.61	Calculated Property
Pvap	[0.08; 3794.38]	kPa	[267.00; 623.75]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			1.02873e+02
Coefficient B			-9.01515e+03
Coefficient C			-1.29258e+01
Coefficient D			7.73468e-06
Temperature range, min.			267.00
Temperature range, max.			623.75
T(K) Vapor pressure (kPa) 0 500 1000 1500 2000 2500 3000 3500 4000 300 400 500 600
Pvap	0.08	kPa	267.00	Calculated Property
Pvap	1.21	kPa	306.64	Calculated Property
Pvap	8.89	kPa	346.28	Calculated Property
Pvap	39.76	kPa	385.92	Calculated Property
Pvap	126.94	kPa	425.56	Calculated Property
Pvap	320.77	kPa	465.19	Calculated Property
Pvap	687.31	kPa	504.83	Calculated Property
Pvap	1309.67	kPa	544.47	Calculated Property
Pvap	2295.77	kPa	584.11	Calculated Property
Pvap	3794.38	kPa	623.75	Calculated Property

Similar Compounds

Find more compounds similar to 2,6-Lutidine.

Mixtures

• 2,6-Lutidine + Methyl Alcohol
• 2,6-Lutidine + Water
• Toluene + 2,6-Lutidine
• 2,6-Lutidine + Cyclohexane
• n-Hexane + 2,6-Lutidine
• 2,6-Lutidine + Heptane
• 2,6-Lutidine + Octane
• 2,6-Lutidine + Cyclohexane + Water
• 2,6-Lutidine-N-oxide + 2,6-Lutidine + Water

Sources

• KDB Pure (Korean Thermophysical Properties Databank)
• KDB Vapor Pressure Data
• Crippen Method
• Viscosity of Associated Mixtures Approximated by the Grunberg-Nissan Model
• Vapour pressures and excess functions of (3,5; 2,6)dimethylpyridine + n-hexane, n-heptane and n-octane measurement and prediction
• Isothermal vapour pressures and excess functions of 3,5- and 2,6-dimethylpyridine with toluene measurement and prediction
• Isothermal vapour pressures and thermodynamic excess properties of 3,5- and 2,6-dimethylpyridine with cyclohexane. Measurements and prediction
• Mesoscale solubilization and critical phenomena in binary and quasi-binary solutions of hydrotropes
• Toward an inherently safer alternative for operating N-oxidation of alkylpyridines: Effect of N-oxide on lutidine - water phase separation
• Determination of Infinite Dilution Partial Molar Excess Enthalpies and Volumes for Some Ionic Liquid Precursors in Water and Methanol Using Tandem Flow Mixing Calorimetry and Vibrating-Tube Densimetry
• KDB
• Aqueous Solubility Prediction Method
• Estimated Solubility Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.