- InChI
- InChI=1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3
- InChI Key
- ZQZCOBSUOFHDEE-UHFFFAOYSA-N
- Formula
- C12H28O4Si
- SMILES
- CCCO[Si](OCCC)(OCCC)OCCC
- Molecular Weight1
- 264.43
- CAS
- 682-01-9
- Other Names
-
- CT2090
- Dynasil P
- Propyl orthosilicate
- Propyl silicate
- Propyl silicate ((PrO)4Si)
- Silane, tetrapropoxy-
- Silicon orthopropoxide
- Silicon tetrapropoxide
- Tetra-n-propoxysilane
- Tetrapropoxysilane
- Tetrapropyl orthosilicate
- Tetrapropyl silicate
- Tetrapropyloxysilane
- tetra-n-Propyl orthosilicate
- ω : Acentric Factor.
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (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.
- Pc : Critical Pressure (kPa).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.6876 | Relay (1.0) Calculated Property | |
| ΔfG° | -361.77 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -1026.40 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | [49.80; 49.80] | kJ/mol |
|
| ΔvapH° | 49.80 ± 0.80 | kJ/mol | NIST |
| ΔvapH° | 49.80 ± 0.40 | kJ/mol | NIST |
| IE | 9.93 | eV | Relay (1.0) Calculated Property |
| log10WS | -3.13 | Relay (1.0) Calculated Property | |
| logPoct/wat | 3.128 | Crippen Calculated Property | |
| Pc | 1370.00 | kPa | Vapor-Liquid Critical Properties of Some Tetraalkoxysilanes |
| Inp | [1157.00; 1170.00] |
|
|
| Inp | 1170.00 | NIST | |
| Inp | 1157.00 | NIST | |
| Inp | 1162.30 | NIST | |
| Inp | 1163.00 | NIST | |
| Inp | 1160.00 | NIST | |
| Inp | 1163.00 | NIST | |
| Tboil | 481.92 | K | Relay (1.0) Calculated Property |
| Tc | 640.26 | K | Relay (1.0) Calculated Property |
| Tfus | 150.91 | K | Relay (1.0) Calculated Property |
| Vc | 0.881 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | 460.10 | J/mol×K | 298.15 | NIST |
| ΔvapH | 66.90 | kJ/mol | 435.00 | NIST |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 367.00 | K | 0.70 | NIST |
Similar Compounds
Find more compounds similar to Silicic acid (H4SiO4), tetrapropyl ester.
Sources
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Crippen Method
- Crippen Method
- Vapor-Liquid Critical Properties of Some Tetraalkoxysilanes
- NIST Webbook
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