- InChI
- InChI=1S/C8H11N/c1-6-4-7(2)9-8(3)5-6/h4-5H,1-3H3
- InChI Key
- BWZVCCNYKMEVEX-UHFFFAOYSA-N
- Formula
- C8H11N
- SMILES
- Cc1cc(C)nc(C)c1
- Molecular Weight1
- 121.18
- CAS
- 108-75-8
- Other Names
-
- 2,4,6-COLLIDINE
- 2,4,6-Kollidin
- 2,4,6-Trimethylpyridine
- NSC 460
- S-COLLIDINE
- gamma-Collidine
- sym-Collidine
- «alpha»,«gamma»,«alpha»'-Collidine
- «gamma»-Collidine
- «alpha»,«gamma»,«alpha»'-Collidine
- «gamma»-Collidine
- ω : Acentric Factor.
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH : Enthalpy of fusion at a given temperature (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (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).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- I : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.4130 | KDB | |
| ΔcH°liquid | -4689.10 ± 2.00 | kJ/mol | NIST |
| ΔfH°liquid | -31.00 ± 2.30 | kJ/mol | NIST |
| ΔvapH° | [50.20; 50.40] | kJ/mol |
|
| ΔvapH° | 50.40 ± 2.90 | kJ/mol | NIST |
| ΔvapH° | 50.20 | kJ/mol | NIST |
| ΔvapH° | 50.30 ± 0.20 | kJ/mol | NIST |
| IE | 8.90 ± 0.10 | eV | NIST |
| log10WS | -2.66 | Crippen Calculated Property | |
| logPoct/wat | 2.007 | Crippen Calculated Property | |
| McVol | 109.800 | ml/mol | McGowan Calculated Property |
| Pc | 3200.00 | kPa | KDB |
| Inp | [158.66; 1012.00] |
|
|
| Inp | 986.60 | NIST | |
| Inp | 986.60 | NIST | |
| Inp | 988.00 | NIST | |
| Inp | 976.00 | NIST | |
| Inp | 972.00 | NIST | |
| Inp | 982.00 | NIST | |
| Inp | 985.00 | NIST | |
| Inp | 1012.00 | NIST | |
| Inp | 996.00 | NIST | |
| Inp | 980.00 | NIST | |
| Inp | 976.00 | NIST | |
| Inp | 976.00 | NIST | |
| Inp | 977.00 | NIST | |
| Inp | 977.00 | NIST | |
| Inp | 993.00 | NIST | |
| Inp | 987.00 | NIST | |
| Inp | 996.00 | NIST | |
| Inp | 999.00 | NIST | |
| Inp | 976.50 | NIST | |
| Inp | 1004.00 | NIST | |
| Inp | Outlier 158.66 | NIST | |
| I | [1353.00; 1410.00] |
|
|
| I | 1368.00 | NIST | |
| I | 1353.00 | NIST | |
| I | 1410.00 | NIST | |
| I | 1405.00 | NIST | |
| I | 1397.00 | NIST | |
| I | 1405.00 | NIST | |
| I | 1402.00 | NIST | |
| I | 1398.00 | NIST | |
| I | 1355.00 | NIST | |
| I | 1365.00 | NIST | |
| I | 1365.00 | NIST | |
| I | 1365.00 | NIST | |
| I | 1364.00 | NIST | |
| I | 1372.00 | NIST | |
| I | 1375.00 | NIST | |
| I | 1371.00 | NIST | |
| I | 1358.00 | NIST | |
| I | 1360.00 | NIST | |
| I | 1378.00 | NIST | |
| I | 1378.00 | NIST | |
| I | 1362.00 | NIST | |
| I | 1355.00 | NIST | |
| I | 1372.00 | NIST | |
| Tboil | 443.50 | K | KDB |
| Tc | 645.00 | K | KDB |
| Tfus | [228.15; 229.00] | K |
|
| Tfus | 229.00 | K | KDB |
| Tfus | 228.15 ± 1.00 | K | NIST |
| Tfus | 228.95 ± 0.05 | K | NIST |
| Tfus | 228.69 ± 0.10 | K | NIST |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | 215.10 | J/mol×K | 300.60 | NIST |
| ΔfusH | [9.54; 9.54] | kJ/mol | [228.96; 229.00] |
|
| ΔfusH | 9.54 | kJ/mol | 228.96 | NIST |
| ΔfusH | 9.54 | kJ/mol | 229.00 | NIST |
| ΔfusH | 9.54 | kJ/mol | 229.00 | NIST |
| ΔvapH | [45.50; 51.20] | kJ/mol | [328.00; 371.00] |
|
|
T(K) Enthalpy of vaporization at a given temperature (kJ/mol) 45 46 47 48 49 50 51 340 360 | ||||
| ΔvapH | 48.30 | kJ/mol | 328.00 | NIST |
| ΔvapH | 47.20 | kJ/mol | 343.00 | NIST |
| ΔvapH | 46.50 | kJ/mol | 363.50 | NIST |
| ΔvapH | 45.50 | kJ/mol | 368.00 | NIST |
| ΔvapH | 51.20 | kJ/mol | 371.00 | NIST |
| ρl | [702.86; 928.45] | kg/m3 | [276.15; 313.15] |
|
|
T(K) Liquid Density (kg/m3) 700 750 800 850 900 950 280 290 300 310 | ||||
| ρl | 928.45 | kg/m3 | 276.15 | Volumet... |
| ρl | 927.61 | kg/m3 | 277.15 | Volumet... |
| ρl | 922.54 | kg/m3 | 283.15 | Volumet... |
| ρl | 918.32 | kg/m3 | 288.15 | Volumet... |
| ρl | 702.86 | kg/m3 | 293.10 | KDB |
| ρl | 914.08 | kg/m3 | 293.14 | Volumet... |
| ρl | 909.84 | kg/m3 | 298.15 | Volumet... |
| ρl | 905.58 | kg/m3 | 303.15 | Volumet... |
| ρl | 901.31 | kg/m3 | 308.15 | Volumet... |
| ρl | 897.03 | kg/m3 | 313.15 | Volumet... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [329.96; 472.02] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.46994e+01 | |||
| Coefficient B | -3.82577e+03 | |||
| Coefficient C | -6.44990e+01 | |||
| Temperature range, min. | 329.96 | |||
| Temperature range, max. | 472.02 | |||
|
T(K) Vapor pressure (kPa) 0 50 100 150 200 350 400 450 | ||||
| Pvap | 1.33 | kPa | 329.96 | Calculated Property |
| Pvap | 2.99 | kPa | 345.74 | Calculated Property |
| Pvap | 6.17 | kPa | 361.53 | Calculated Property |
| Pvap | 11.81 | kPa | 377.31 | Calculated Property |
| Pvap | 21.26 | kPa | 393.10 | Calculated Property |
| Pvap | 36.25 | kPa | 408.88 | Calculated Property |
| Pvap | 58.98 | kPa | 424.67 | Calculated Property |
| Pvap | 92.13 | kPa | 440.45 | Calculated Property |
| Pvap | 138.82 | kPa | 456.24 | Calculated Property |
| Pvap | 202.65 | kPa | 472.02 | Calculated Property |
Similar Compounds
Find more compounds similar to Pyridine, 2,4,6-trimethyl-.
Mixtures
Sources
- Crippen Method
- Crippen Method
- Volumetric Properties of Binary Mixtures of 2,4,6-Trimethylpyridine with 1,2-Ethanediol, Methanol, and Water, and the Association Energies of the O-H***N Bonded Complexes
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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