- InChI
- InChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3
- InChI Key
- BOTDANWDWHJENH-UHFFFAOYSA-N
- Formula
- C8H20O4Si
- SMILES
- CCO[Si](OCC)(OCC)OCC
- Molecular Weight1
- 208.33
- CAS
- 78-10-4
- Other Names
-
- (C2H5O)4Si
- Dynasil A
- ES 100
- ES 28
- ES 28 (ester)
- Ethyl orthosilicate
- Ethyl silicate, ((EtO)4Si)
- Etylu krzemian
- NSC 4790
- Silicate d'ethyle
- Silicate tetraethylique
- Silicic acid (H4SiO4), tetraethyl ester
- Silicic acid, tetraethyl ester
- Silicon ethoxide
- Silikan L
- TEOS
- Tetraethoxysilicon
- Tetraethyl orthosilicate
- Tetraethylsilikat
- UN 1292
- silane, tetraethoxy-
- silicon tetraethoxide
- tetraethoxysilane
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- 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).
- logPoct/wat : Octanol/Water partition coefficient.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- n0 : Refractive Index.
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- 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 |
|---|---|---|---|
| ΔvapH° | [48.50; 53.90] | kJ/mol |
|
| ΔvapH° | 53.90 | kJ/mol | NIST |
| ΔvapH° | 52.30 | kJ/mol | NIST |
| ΔvapH° | 48.50 ± 0.30 | kJ/mol | NIST |
| IE | 9.77 | eV | NIST |
| logPoct/wat | 1.568 | Crippen Calculated Property | |
| Pc | 2040.00 | kPa | Vapor-Liquid Critical Properties of Some Tetraalkoxysilanes |
| Inp | [847.00; 869.00] |
|
|
| Inp | Outlier 869.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 851.20 | NIST | |
| Inp | 847.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 850.00 | NIST | |
| Inp | 847.00 | NIST | |
| S°liquid | 533.10 | J/mol×K | NIST |
| Tboil | [439.70; 442.00] | K |
|
| Tboil | 439.70 ± 1.00 | K | NIST |
| Tboil | 442.00 | K | NIST |
| Tboil | 441.95 ± 0.50 | K | NIST |
| Tfus | 191.00 ± 0.10 | K | NIST |
Cheméo can also estimate Critical Temperature, Critical Volume, Enthalpy of formation at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | [352.10; 364.40] | J/mol×K | [298.15; 298.15] |
|
| Cp,liquid | 364.40 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 352.10 | J/mol×K | 298.15 | NIST |
| ΔfusH | [11.14; 13.20] | kJ/mol | [187.70; 191.00] |
|
| ΔfusH | 13.20 | kJ/mol | 187.70 | NIST |
| ΔfusH | 11.14 | kJ/mol | 191.00 | NIST |
| ΔfusH | 11.14 | kJ/mol | 191.00 | NIST |
| ΔvapH | [40.90; 50.00] | kJ/mol | [365.00; 420.50] |
|
| ΔvapH | 49.50 | kJ/mol | 365.00 | NIST |
| ΔvapH | 50.00 | kJ/mol | 376.50 | NIST |
| ΔvapH | 40.90 | kJ/mol | 420.50 | NIST |
| Pvap | [24.00; 53.32] | kPa | [393.40; 419.20] |
|
| Pvap | 24.00 | kPa | 393.40 | Vapor-Liquid Equilibrium Measurements for Tetraethyl Orthosilicate + Ethanol at 24.00 kPa and 53.32 kPa |
| Pvap | 53.32 | kPa | 419.20 | Vapor-Liquid Equilibrium Measurements for Tetraethyl Orthosilicate + Ethanol at 24.00 kPa and 53.32 kPa |
| n0 | [1.38250; 1.38350] | [293.15; 298.15] |
|
|
| n0 | 1.38350 | 293.15 | Isobaric Vapor Liquid Equilibrium Data for the Binary Mixtures 2-Methyl Propan-2-ol with Tetraethoxysilane and 1-Phenyl Ethanone at 95.5 kPa | |
| n0 | 1.38250 | 298.15 | (Vapor + liquid) equilibrium of the binary mixtures formed by acetonitrile with selected compounds at 95.5 kPa | |
| ρl | 1032.00 | kg/m3 | 293.15 | Bubble point measurements of binary mixtures formed by ethyl benzene with selected compounds at 95.35 kPa |
| ΔfusS | [58.33; 70.32] | J/mol×K | [187.70; 191.00] |
|
| ΔfusS | 70.32 | J/mol×K | 187.70 | NIST |
| ΔfusS | 58.33 | J/mol×K | 191.00 | NIST |
Similar Compounds
Find more compounds similar to Tetraethyl silicate.
Mixtures
- Benzene, ethyl- + Tetraethyl silicate
- Acetonitrile + Tetraethyl silicate
- Carbon dioxide + Tetraethyl silicate
- 2-Propanol, 2-methyl- + Tetraethyl silicate
- Ethanol + Tetraethyl silicate
Sources
- Crippen Method
- Crippen Method
- Phase behavior for carbon dioxide/tetraalkoxysilane systems
- (Vapor + liquid) equilibrium of the binary mixtures formed by acetonitrile with selected compounds at 95.5 kPa
- Bubble point measurements of binary mixtures formed by ethyl benzene with selected compounds at 95.35 kPa
- Vapor-Liquid Equilibrium Measurements for Tetraethyl Orthosilicate + Ethanol at 24.00 kPa and 53.32 kPa
- Isobaric Vapor Liquid Equilibrium Data for the Binary Mixtures 2-Methyl Propan-2-ol with Tetraethoxysilane and 1-Phenyl Ethanone at 95.5 kPa
- Vapor-Liquid Critical Properties of Some Tetraalkoxysilanes
- Binary Phase Diagram of Tetraethyl Orthosilicate and Carbon Dioxide
- NIST Webbook
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