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Summary
longprop
| IUPAC name | tetramethyl silicate | | | | Synonyms | 681-84-5, InChI=1S/C4H12O4Si/c1-5-9(6-2,7-3)8-4/h1-4H3, tetramethyl orthosilicate, methyl silicate, tetramethoxysilane, tetramethyl-silicate, tetramethyl-silicat | | CAS number | 681-84-5 | | ChemSpider ID | 12161 | | PubChem ID | 12682 | | Molecular weight | 152.221 Da | | Formula | C4H12O4Si | | Multiplicity | 1 | | Point group | C1 | | Symmetry number | 1 | | Rotatable bonds | 4 | | StdInChi | InChI=1S/C4H12O4Si/c1-5-9(6-2,7-3)8-4/h1-4H3 |
Liquid properties
| Property | Unit | T (K) | Experiment | GAFF-ESP-2012 | OPLS | CGenFF | COSMO-RS | kowwin | GAFF-ESP | XlogP3 |
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Flexible models Hydrogen constrained All bonds constrained.
Gas properties
| Property | Unit | T (K) | Experiment | G2 | G3 | G4 | CBS-QB3 | W1BD | W1U | B3LYP/aug-cc-pVTZ | BS | CGenFF | GAFF-BCC-2018 | GAFF-ESP-2018 | AXpp | AXpg | AXps |
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| E | kJ/mol | 298.15 | | | | 486.641 | | | | | | | | | | | | | ΔHform | kJ/mol | 0 | | -1167.01 | -1178.01 | -1171.71 | | | | | | | | | | | | | ΔHform | kJ/mol | 298.15 | -1149.02 | -1204.61 | -1215.61 | -1208.11 | | | | | | | | | | | | | ΔGform | kJ/mol | 298.15 | -904.62 | -984.11 | -995.11 | -990.71 | | | | | | | | | | | | | ΔSform | J/mol K | 298.15 | 0.02 | -739.61 | -739.61 | -728.91 | | | | | | | | | | | | | S0 | J/mol K | 298.15 | 0.422 | 496.511 | 496.511 | 507.231 | | | | | | | | | | | | | CV | J/mol K | 298.15 | | 172.41 | 172.41 | 180.31 | | | | | | | | | | | |
References
- Mohammad M. Ghahremanpour and Paul J. van Maaren and David van der Spoel The Alexandria Library: A Quantum-Chemical Database of Molecular Properties for Force Field Development, Sci. Data 5, 180062 (2018). DOI
- R. L. Rowley and W. V. Wilding and J. L. Oscarson and Y. Yang and N. F. Giles Data Compilation of Pure Chemical Properties (Design Institute for Physical Properties, American Institute for Chemical Engineering, New York (2012).
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