- InChI
- InChI=1S/C8H26O3Si4/c1-12(10-14(3,4)5)9-13(2)11-15(6,7)8/h12-13H,1-8H3
- InChI Key
- LBPUHXCOWXUVCE-UHFFFAOYSA-N
- Formula
- C8H26O3Si4
- SMILES
-
C[SiH](O[SiH](C)O[Si](C)(C)C)O
[Si](C)(C)C - Molecular Weight1
- 282.63
- CAS
- 16066-09-4
- Other Names
-
- 3H,5H-Octamethyltetrasiloxane
- 1,1,1,3,5,7,7,7-octamethyltetrasiloxane
- ω : Acentric Factor.
- 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).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- Pc : Critical Pressure (kPa).
- Tboil : Normal Boiling Point Temperature (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 | 0.5103 | Relay (1.0) Calculated Property | |
| ΔfG° | -258.28 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -1104.49 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 48.68 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 10.18 | eV | Relay (1.0) Calculated Property |
| log10WS | -1.66 | Relay (1.0) Calculated Property | |
| logPoct/wat | 2.407 | Crippen Calculated Property | |
| Pc | 1151.13 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 447.10 | K | Relay (1.0) Calculated Property |
| Tc | 568.21 | K | Relay (1.0) Calculated Property |
| Tfus | 239.51 | K | Relay (1.0) Calculated Property |
| Vc | 0.940 | m3/kmol | Relay (1.0) Calculated Property |
Similar Compounds
Find more compounds similar to Tetrasiloxane, 1,1,1,3,5,7,7,7-octamethyl-.
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
- NIST Webbook
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