- InChI
- InChI=1S/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3
- InChI Key
- DQWPFSLDHJDLRL-UHFFFAOYSA-N
- Formula
- C6H15O4P
- SMILES
- CCOP(=O)(OCC)OCC
- Molecular Weight1
- 182.15
- CAS
- 78-40-0
- Other Names
-
- (C2H5O)3PO
- Ethyl phosphate
- Ethyl phosphate ((EtO)3PO)
- Ethyl phosphate, tri-
- NSC 2677
- Phosphoric acid, triethyl ester
- TEP
- Triethoxyphosphine oxide
- Triethylfosfat
- Tris(ethyl) phosphate
- o-Phosphoric acid triethyl ester
- 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).
- 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).
- Pvap : Vapor pressure (kPa).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- I : Polar retention indices.
- Tboil : Normal Boiling Point 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 |
|---|---|---|---|
| PAff | 909.30 | kJ/mol | NIST |
| BasG | 879.60 | kJ/mol | NIST |
| ΔvapH° | 55.70 | kJ/mol | NIST |
| IE | [9.79; 12.80] | eV |
|
| IE | 10.00 | eV | NIST |
| IE | 9.79 | eV | NIST |
| IE | Outlier 12.80 ± 0.20 | eV | NIST |
| IE | 10.06 ± 0.27 | eV | NIST |
| IE | 10.69 | eV | NIST |
| IE | 10.54 | eV | NIST |
| IE | 10.40 | eV | NIST |
| log10WS | [0.43; 0.43] |
|
|
| log10WS | 0.43 | Aq. Sol... | |
| log10WS | 0.43 | Estimat... | |
| logPoct/wat | 2.204 | Crippen Calculated Property | |
| McVol | 139.340 | ml/mol | McGowan Calculated Property |
| Inp | [1079.00; 1137.20] |
|
|
| Inp | 1081.00 | NIST | |
| Inp | 1079.00 | NIST | |
| Inp | 1108.00 | NIST | |
| Inp | 1109.00 | NIST | |
| Inp | 1090.00 | NIST | |
| Inp | 1137.20 | NIST | |
| Inp | 1088.00 | NIST | |
| Inp | 1120.50 | NIST | |
| Inp | 1121.30 | NIST | |
| Inp | 1121.50 | NIST | |
| Inp | 1090.70 | NIST | |
| Inp | 1137.20 | NIST | |
| Inp | 1091.00 | NIST | |
| Inp | 1091.00 | NIST | |
| Inp | 1127.00 | NIST | |
| Inp | 1087.00 | NIST | |
| Inp | 1090.50 | NIST | |
| Inp | 1137.20 | NIST | |
| Inp | 1096.00 | NIST | |
| Inp | 1091.00 | NIST | |
| Inp | 1109.00 | NIST | |
| Inp | 1109.00 | NIST | |
| I | [1656.00; 1672.10] |
|
|
| I | 1656.00 | NIST | |
| I | 1659.00 | NIST | |
| I | 1656.10 | NIST | |
| I | 1672.10 | NIST | |
| Tboil | [489.00; 489.04] | K |
|
| Tboil | 489.04 | K | Estimat... |
| Tboil | 489.00 ± 2.00 | K | NIST |
| Tfus | 216.95 | K | Aq. Sol... |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔvapH | [46.30; 55.73] | kJ/mol | [298.15; 398.00] |
|
| ΔvapH | 55.73 | kJ/mol | 298.15 | Measure... |
| ΔvapH | 46.30 | kJ/mol | 398.00 | NIST |
| Pvap | [1.20e-03; 3.82e-03] | kPa | [271.25; 283.15] |
|
| Pvap | 1.20e-03 | kPa | 271.25 | Vapor P... |
| Pvap | 1.24e-03 | kPa | 272.25 | Vapor P... |
| Pvap | 1.69e-03 | kPa | 275.25 | Vapor P... |
| Pvap | 2.22e-03 | kPa | 278.05 | Vapor P... |
| Pvap | 3.82e-03 | kPa | 283.15 | Vapor P... |
| ρl | [1043.20; 1071.10] | kg/m3 | [293.15; 323.15] |
|
| ρl | 1071.10 | kg/m3 | 293.15 | Towards... |
| ρl | 1067.90 | kg/m3 | 298.15 | Towards... |
| ρl | 1063.30 | kg/m3 | 303.15 | Towards... |
| ρl | 1058.90 | kg/m3 | 308.15 | Towards... |
| ρl | 1053.50 | kg/m3 | 313.15 | Towards... |
| ρl | 1048.00 | kg/m3 | 318.15 | Towards... |
| ρl | 1043.20 | kg/m3 | 323.15 | Towards... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [361.00; 517.97] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.61069e+01 | |||
| Coefficient B | -5.33572e+03 | |||
| Coefficient C | -2.37130e+01 | |||
| Temperature range, min. | 361.00 | |||
| Temperature range, max. | 517.97 | |||
| Pvap | 1.33 | kPa | 361.00 | Calculated Property |
| Pvap | 2.90 | kPa | 378.44 | Calculated Property |
| Pvap | 5.87 | kPa | 395.88 | Calculated Property |
| Pvap | 11.15 | kPa | 413.32 | Calculated Property |
| Pvap | 20.06 | kPa | 430.76 | Calculated Property |
| Pvap | 34.37 | kPa | 448.21 | Calculated Property |
| Pvap | 56.45 | kPa | 465.65 | Calculated Property |
| Pvap | 89.27 | kPa | 483.09 | Calculated Property |
| Pvap | 136.54 | kPa | 500.53 | Calculated Property |
| Pvap | 202.65 | kPa | 517.97 | Calculated Property |
Similar Compounds
Find more compounds similar to Triethyl phosphate.
Mixtures
Sources
- Crippen Method
- Towards understanding the effect of electrostatic interactions on the density of ionic liquids
- Below the room temperature measurements of solubilities in ester absorbents for CO2 capture
- Measurement of enthalpies of vaporization of trialkyl phosphates using correlation gas chromatography
- Estimation of Normal Boiling points of Trialkyl Phosphates using Retention indices by Gas Chromatography
- Vapor Pressure of Triethyl and Tri-n-Propyl Phosphates and Diethyl Malonate
- 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.