- InChI
- InChI=1S/C6H7N/c1-6-2-4-7-5-3-6/h2-5H,1H3
- InChI Key
- FKNQCJSGGFJEIZ-UHFFFAOYSA-N
- Formula
- C6H7N
- SMILES
- Cc1ccncc1
- Molecular Weight1
- 93.13
- CAS
- 108-89-4
- Other Names
-
- .gamma.-picoline
- 4-Methylpyridine
- 4-PICOLINE
- Ba 35846
- GAMMA-PICOLINE
- NSC 18252
- p-Methylpyridine
- p-Picoline
- para-Methylpyridine
- «gamma»-Methylpyridine
- «gamma»-Picoline
- «gamma»-Methylpyridine
- «gamma»-Picoline
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔsubH : Enthalpy of sublimation at a given temperature (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- NFPA Fire : NFPA Fire Rating.
- NFPA Health : NFPA Health Rating.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρc : Critical density (kg/m3).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- I : Polar retention indices.
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- csound,fluid : Speed of sound in fluid (m/s).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.3010 | KDB | |
| PAff | 947.20 | kJ/mol | NIST |
| BasG | 915.30 | kJ/mol | NIST |
| ΔcH°liquid | [-3420.70; -3417.00] | kJ/mol |
|
| ΔcH°liquid | -3420.70 ± 0.84 | kJ/mol | NIST |
| ΔcH°liquid | -3418.30 ± 0.63 | kJ/mol | NIST |
| ΔcH°liquid | -3417.00 | kJ/mol | NIST |
| η | 0.0008723 | Pa×s | Density... |
| ΔfH°gas | [92.70; 103.80] | kJ/mol |
|
| ΔfH°gas | 102.30 | kJ/mol | KDB |
| ΔfH°gas | 103.80 ± 0.92 | kJ/mol | NIST |
| ΔfH°gas | 102.13 ± 0.63 | kJ/mol | NIST |
| ΔfH°gas | 102.20 ± 0.63 | kJ/mol | NIST |
| ΔfH°gas | 92.70 | kJ/mol | NIST |
| ΔfH°liquid | [48.07; 59.20] | kJ/mol |
|
| ΔfH°liquid | 59.20 ± 0.88 | kJ/mol | NIST |
| ΔfH°liquid | 56.78 ± 0.63 | kJ/mol | NIST |
| ΔfH°liquid | 48.07 | kJ/mol | NIST |
| IE | [9.04; 9.55] | eV |
|
| IE | 9.46 ± 0.05 | eV | NIST |
| IE | 9.50 ± 0.10 | eV | NIST |
| IE | 9.55 ± 0.05 | eV | NIST |
| IE | 9.55 | eV | NIST |
| IE | Outlier 9.04 ± 0.03 | eV | NIST |
| IE | 9.41 | eV | NIST |
| IE | 9.50 ± 0.05 | eV | NIST |
| log10WS | -1.71 | Crippen Calculated Property | |
| logPoct/wat | 1.390 | Crippen Calculated Property | |
| McVol | 81.620 | ml/mol | McGowan Calculated Property |
| NFPA Fire | 2 | KDB | |
| NFPA Health | 2 | KDB | |
| Pc | [4660.00; 4700.00] | kPa |
|
| Pc | 4700.00 | kPa | KDB |
| Pc | 4660.00 ± 50.66 | kPa | NIST |
| ρc | 285.90 ± 19.56 | kg/m3 | NIST |
| Inp | [131.86; 881.00] |
|
|
| Inp | 843.30 | NIST | |
| Inp | 864.00 | NIST | |
| Inp | 852.00 | NIST | |
| Inp | 877.00 | NIST | |
| Inp | 843.10 | NIST | |
| Inp | 845.00 | NIST | |
| Inp | 852.00 | NIST | |
| Inp | 845.00 | NIST | |
| Inp | 863.00 | NIST | |
| Inp | 846.00 | NIST | |
| Inp | 843.00 | NIST | |
| Inp | 843.00 | NIST | |
| Inp | 844.00 | NIST | |
| Inp | 846.00 | NIST | |
| Inp | 860.00 | NIST | |
| Inp | 877.00 | NIST | |
| Inp | 823.20 | NIST | |
| Inp | 857.00 | NIST | |
| Inp | 865.00 | NIST | |
| Inp | 871.00 | NIST | |
| Inp | 881.00 | NIST | |
| Inp | 853.00 | NIST | |
| Inp | 852.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 832.70 | NIST | |
| Inp | 852.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 862.00 | NIST | |
| Inp | 849.00 | NIST | |
| Inp | 865.00 | NIST | |
| Inp | 867.80 | NIST | |
| Inp | 864.00 | NIST | |
| Inp | 848.00 | NIST | |
| Inp | 848.00 | NIST | |
| Inp | 868.00 | NIST | |
| Inp | 841.00 | NIST | |
| Inp | 876.00 | NIST | |
| Inp | 832.00 | NIST | |
| Inp | Outlier 131.86 | NIST | |
| Inp | 867.80 | NIST | |
| Inp | 841.00 | NIST | |
| Inp | Outlier 131.86 | NIST | |
| Inp | 865.00 | NIST | |
| Inp | 843.30 | NIST | |
| Inp | 845.00 | NIST | |
| Inp | 843.00 | NIST | |
| Inp | 877.00 | NIST | |
| Inp | 881.00 | NIST | |
| I | [1289.00; 1354.00] |
|
|
| I | 1316.00 | NIST | |
| I | 1309.00 | NIST | |
| I | 1289.00 | NIST | |
| I | 1303.00 | NIST | |
| I | 1310.00 | NIST | |
| I | 1297.00 | NIST | |
| I | Outlier 1354.00 | NIST | |
| I | Outlier 1350.00 | NIST | |
| I | 1346.00 | NIST | |
| I | 1294.00 | NIST | |
| I | 1308.00 | NIST | |
| I | 1309.00 | NIST | |
| I | 1310.00 | NIST | |
| I | 1303.00 | NIST | |
| I | 1320.00 | NIST | |
| I | 1320.00 | NIST | |
| I | 1322.00 | NIST | |
| I | 1289.00 | NIST | |
| I | 1345.00 | NIST | |
| I | 1298.00 | NIST | |
| I | 1298.00 | NIST | |
| I | 1298.00 | NIST | |
| I | 1300.00 | NIST | |
| I | 1296.00 | NIST | |
| I | 1296.00 | NIST | |
| I | 1297.00 | NIST | |
| I | 1300.00 | NIST | |
| I | 1345.00 | NIST | |
| S°liquid | [208.22; 209.09] | J/mol×K |
|
| S°liquid | 209.09 | J/mol×K | NIST |
| S°liquid | 208.22 | J/mol×K | NIST |
| S°liquid | 208.22 | J/mol×K | NIST |
| Tboil | 418.51 | K | KDB |
| Tc | [645.65; 646.30] | K |
|
| Tc | 645.70 | K | KDB |
| Tc | 646.00 | K | NIST |
| Tc | 646.30 ± 0.50 | K | NIST |
| Tc | 645.65 ± 0.50 | K | NIST |
| Tfus | 276.81 | K | KDB |
| Ttriple | [276.80; 276.81] | K |
|
| Ttriple | 276.80 ± 0.03 | K | NIST |
| Ttriple | 276.81 ± 0.02 | K | NIST |
| Ttriple | 276.80 ± 1.00 | K | NIST |
| Vc | 0.292 | m3/kmol | KDB |
| Zc | 0.2556310 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | [155.88; 160.84] | J/mol×K | [293.15; 303.15] |
|
|
T(K) Liquid phase heat capacity (J/mol×K) 156 157 158 159 160 161 295 300 | ||||
| Cp,liquid | 155.88 | J/mol×K | 293.15 | Excess ... |
| Cp,liquid | 158.52 | J/mol×K | 298.15 | Excess ... |
| Cp,liquid | 158.99 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 158.99 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 158.99 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 160.84 | J/mol×K | 303.15 | Excess ... |
| ΔsubH | 62.70 | kJ/mol | 226.00 | NIST |
| ΔvapH | [36.20; 43.90] | kJ/mol | [313.00; 605.00] |
|
|
T(K) Enthalpy of vaporization at a given temperature (kJ/mol) 36 38 40 42 44 400 500 600 | ||||
| ΔvapH | 43.90 ± 0.10 | kJ/mol | 313.00 | NIST |
| ΔvapH | 42.90 ± 0.10 | kJ/mol | 328.00 | NIST |
| ΔvapH | 42.10 ± 0.10 | kJ/mol | 343.00 | NIST |
| ΔvapH | 42.10 | kJ/mol | 347.50 | NIST |
| ΔvapH | 41.30 | kJ/mol | 384.00 | NIST |
| ΔvapH | 36.20 ± 0.20 | kJ/mol | 393.50 | NIST |
| ΔvapH | 43.40 ± 0.10 | kJ/mol | 393.50 | NIST |
| ΔvapH | 41.10 ± 0.10 | kJ/mol | 393.50 | NIST |
| ΔvapH | 38.80 ± 0.10 | kJ/mol | 393.50 | NIST |
| ΔvapH | 41.40 | kJ/mol | 403.50 | NIST |
| ΔvapH | 41.40 | kJ/mol | 404.00 | NIST |
| ΔvapH | 37.51 | kJ/mol | 418.50 | NIST |
| ΔvapH | 40.00 | kJ/mol | 420.50 | NIST |
| ΔvapH | 37.90 | kJ/mol | 512.50 | NIST |
| ΔvapH | 37.20 | kJ/mol | 605.00 | NIST |
| ρl | [940.82; 955.10] | kg/m3 | [293.00; 308.15] |
|
|
T(K) Liquid Density (kg/m3) 940 945 950 955 295 300 305 | ||||
| ρl | 955.00 | kg/m3 | 293.00 | KDB |
| ρl | 955.10 | kg/m3 | 293.15 | Thermod... |
| ρl | 950.18 | kg/m3 | 298.15 | Thermod... |
| ρl | 950.18 | kg/m3 | 298.15 | Thermod... |
| ρl | 949.87 | kg/m3 | 298.15 | Determi... |
| ρl | 950.18 | kg/m3 | 298.15 | Thermod... |
| ρl | 945.41 | kg/m3 | 303.15 | Thermod... |
| ρl | 940.82 | kg/m3 | 308.15 | Thermod... |
| csound,fluid | [1389.89; 1451.06] | m/s | [293.15; 308.15] |
|
|
T(K) Speed of sound in fluid (m/s) 1390 1400 1410 1420 1430 1440 1450 295 300 305 | ||||
| csound,fluid | 1451.06 | m/s | 293.15 | Topolog... |
| csound,fluid | 1431.50 | m/s | 298.15 | Topolog... |
| csound,fluid | 1431.50 | m/s | 298.15 | Thermod... |
| csound,fluid | 1410.67 | m/s | 303.15 | Topolog... |
| csound,fluid | 1410.67 | m/s | 303.15 | Thermod... |
| csound,fluid | 1389.89 | m/s | 308.15 | Topolog... |
| csound,fluid | 1389.89 | m/s | 308.15 | Thermod... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.20; 202.66] | kPa | [276.80; 445.23] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.47098e+01 | |||
| Coefficient B | -3.72569e+03 | |||
| Coefficient C | -4.88090e+01 | |||
| Temperature range, min. | 276.80 | |||
| Temperature range, max. | 445.23 | |||
|
T(K) Vapor pressure (kPa) 0 50 100 150 200 300 350 400 | ||||
| Pvap | 0.20 | kPa | 276.80 | Calculated Property |
| Pvap | 0.68 | kPa | 295.51 | Calculated Property |
| Pvap | 1.96 | kPa | 314.23 | Calculated Property |
| Pvap | 4.94 | kPa | 332.94 | Calculated Property |
| Pvap | 11.11 | kPa | 351.66 | Calculated Property |
| Pvap | 22.73 | kPa | 370.37 | Calculated Property |
| Pvap | 42.99 | kPa | 389.09 | Calculated Property |
| Pvap | 76.07 | kPa | 407.80 | Calculated Property |
| Pvap | 127.21 | kPa | 426.52 | Calculated Property |
| Pvap | 202.66 | kPa | 445.23 | Calculated Property |
| Pvap | [0.19; 4659.31] | kPa | [276.73; 646.15] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 7.50954e+01 | |||
| Coefficient B | -7.72011e+03 | |||
| Coefficient C | -8.74794e+00 | |||
| Coefficient D | 4.56813e-06 | |||
| Temperature range, min. | 276.73 | |||
| Temperature range, max. | 646.15 | |||
|
T(K) Vapor pressure (kPa) 0 1000 2000 3000 4000 5000 300 400 500 600 | ||||
| Pvap | 0.19 | kPa | 276.73 | Calculated Property |
| Pvap | 2.37 | kPa | 317.78 | Calculated Property |
| Pvap | 14.97 | kPa | 358.82 | Calculated Property |
| Pvap | 60.90 | kPa | 399.87 | Calculated Property |
| Pvap | 182.97 | kPa | 440.92 | Calculated Property |
| Pvap | 443.59 | kPa | 481.96 | Calculated Property |
| Pvap | 921.01 | kPa | 523.01 | Calculated Property |
| Pvap | 1707.05 | kPa | 564.06 | Calculated Property |
| Pvap | 2909.34 | kPa | 605.10 | Calculated Property |
| Pvap | 4659.31 | kPa | 646.15 | Calculated Property |
Similar Compounds
Find more compounds similar to Pyridine, 4-methyl-.
Mixtures
- Pyridine, 4-methyl- + o-Toluidine
- Pyridine, 4-methyl- + Tetrahydropyran + o-Toluidine
- Pyridine, 4-methyl- + Tetrahydropyran
- Pyridine, 4-methyl- + 2-Pyrrolidinone, 1-methyl-
- Pyridine, 4-methyl- + Water
- Pyridine, 4-methyl- + Methyl Alcohol
- 4-Pyridinecarboxylic acid + Pyridine, 4-methyl- + Water
Sources
- KDB Pure (Korean Thermophysical Properties Databank)
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Thermodynamic studies of molecular interactions in mixtures of o-toulidine with pyridine and picolines: Excess molar volumes, excess molar enthalpies, and excess isentropic compressibilities
- Thermodynamic and topological investigations of ternary mixtures with o-toluidine, tetrahydropyran, and picolines: Excess molar volume and excess isentropic compressibility
- Topological investigations of binary mixtures containing ionic liquid 1-ethyl-3-methylimidazolium tetrafluoroborate and pyridine or isomeric picolines
- Thermodynamic properties of binary mixtures of tetrahydropyran with pyridine and isomeric picolines: Excess molar volumes, excess molar enthalpies and excess isentropic compressibilities
- Excess molar enthalpies of ternary mixtures containing o-toluidine + tetrahydropyran with pyridine or isomeric picolines or benzene or toluene at 308.15K
- Excess heat capacities of 1-methyl pyrrolidin-2-one and pyridine orpicolines mixtures
- Excess molar enthalpies of ternary mixtures containing1-ethyl-3-methylimidazolium tetrafluoroborate and organic solvents
- 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
- Thermodynamic Properties of Ternary Mixtures Containing Ionic Liquid and Organic Liquids: Excess Molar Volume and Excess Isentropic Compressibility
- Solubility of Isonicotinic Acid in 4-Methylpyridine + Water from (287.65 to 361.15) K
- Density and Viscosity of (4-Picoline + Water) Binary Mixtures from T ) (298.15 to 338.15) K
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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