- InChI
- InChI=1S/C7H9N/c1-2-7-3-5-8-6-4-7/h3-6H,2H2,1H3
- InChI Key
- VJXRKZJMGVSXPX-UHFFFAOYSA-N
- Formula
- C7H9N
- SMILES
- CCc1ccncc1
- Molecular Weight1
- 107.15
- CAS
- 536-75-4
- Other Names
-
- .gamma.-ethylpyridine
- 4-(C2H5)-Pyridine
- 4-Ethylpyridine
- GAMMA-ETHYLPYRIDINE
- «gamma»-Ethylpyridine
- «gamma»-Ethylpyridine
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- 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 | 0.3530 | KDB | |
| PAff | 951.10 | kJ/mol | NIST |
| BasG | 919.20 | kJ/mol | NIST |
| ΔvapH° | 46.30 ± 0.70 | kJ/mol | NIST |
| log10WS | -2.04 | Crippen Calculated Property | |
| logPoct/wat | 1.644 | Crippen Calculated Property | |
| McVol | 95.710 | ml/mol | McGowan Calculated Property |
| Pc | 4100.00 | kPa | KDB |
| Inp | [151.78; 982.00] |
|
|
| Inp | 941.10 | NIST | |
| Inp | 941.10 | NIST | |
| Inp | 943.00 | NIST | |
| Inp | 971.00 | NIST | |
| Inp | 921.40 | NIST | |
| Inp | 958.00 | NIST | |
| Inp | 964.00 | NIST | |
| Inp | 970.00 | NIST | |
| Inp | 982.00 | NIST | |
| Inp | 943.50 | NIST | |
| Inp | 934.30 | NIST | |
| Inp | 968.00 | NIST | |
| Inp | 954.00 | NIST | |
| Inp | 980.00 | NIST | |
| Inp | Outlier 151.78 | NIST | |
| Inp | 980.00 | NIST | |
| I | [1378.00; 1399.00] |
|
|
| I | 1390.00 | NIST | |
| I | Outlier 1399.00 | NIST | |
| I | 1384.00 | NIST | |
| I | 1386.00 | NIST | |
| I | 1386.00 | NIST | |
| I | 1378.00 | NIST | |
| I | 1387.00 | NIST | |
| I | 1380.00 | NIST | |
| I | 1386.00 | NIST | |
| I | 1387.00 | NIST | |
| I | 1388.00 | NIST | |
| I | 1389.00 | NIST | |
| Tboil | [410.10; 441.50] | K |
|
| Tboil | 410.10 | K | KDB |
| Tboil | 441.50 | K | NIST |
| Tboil | 441.40 ± 0.30 | K | NIST |
| Tboil | 438.40 ± 0.30 | K | NIST |
| Tboil | 438.15 ± 1.50 | K | NIST |
| Tc | [653.00; 663.00] | K |
|
| Tc | 663.00 | K | KDB |
| Tc | 653.00 | K | Critica... |
| Tfus | [182.65; 183.00] | K |
|
| Tfus | 183.00 | K | KDB |
| Tfus | 182.65 ± 0.50 | K | NIST |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔvapH | 45.30 | kJ/mol | 352.50 | NIST |
| ρl | 942.96 | kg/m3 | 293.10 | KDB |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [328.88; 469.07] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.47994e+01 | |||
| Coefficient B | -3.84209e+03 | |||
| Coefficient C | -6.41230e+01 | |||
| Temperature range, min. | 328.88 | |||
| Temperature range, max. | 469.07 | |||
| Pvap | 1.33 | kPa | 328.88 | Calculated Property |
| Pvap | 2.99 | kPa | 344.46 | Calculated Property |
| Pvap | 6.14 | kPa | 360.03 | Calculated Property |
| Pvap | 11.76 | kPa | 375.61 | Calculated Property |
| Pvap | 21.16 | kPa | 391.19 | Calculated Property |
| Pvap | 36.10 | kPa | 406.76 | Calculated Property |
| Pvap | 58.78 | kPa | 422.34 | Calculated Property |
| Pvap | 91.90 | kPa | 437.92 | Calculated Property |
| Pvap | 138.65 | kPa | 453.49 | Calculated Property |
| Pvap | 202.65 | kPa | 469.07 | Calculated Property |
| Pvap | [2.17; 12.37] | kPa | [333.15; 373.15] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 1.47803e+02 | |||
| Coefficient B | -1.10550e+04 | |||
| Coefficient C | -1.98968e+01 | |||
| Coefficient D | 1.55614e-05 | |||
| Temperature range, min. | 333.15 | |||
| Temperature range, max. | 373.15 | |||
| Pvap | 2.17 | kPa | 333.15 | Calculated Property |
| Pvap | 2.70 | kPa | 337.59 | Calculated Property |
| Pvap | 3.34 | kPa | 342.04 | Calculated Property |
| Pvap | 4.10 | kPa | 346.48 | Calculated Property |
| Pvap | 5.01 | kPa | 350.93 | Calculated Property |
| Pvap | 6.07 | kPa | 355.37 | Calculated Property |
| Pvap | 7.31 | kPa | 359.82 | Calculated Property |
| Pvap | 8.76 | kPa | 364.26 | Calculated Property |
| Pvap | 10.44 | kPa | 368.71 | Calculated Property |
| Pvap | 12.37 | kPa | 373.15 | Calculated Property |
Similar Compounds
Find more compounds similar to Pyridine, 4-ethyl-.
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Critical point measurements of four pyridines
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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