- InChI
- InChI=1S/C24H72O10Si11/c1-35(2,3)25-37(7,8)27-39(11,12)29-41(15,16)31-43(19,20)33-45(23,24)34-44(21,22)32-42(17,18)30-40(13,14)28-38(9,10)26-36(4,5)6/h1-24H3
- InChI Key
- FVJWDHCWIYKORU-UHFFFAOYSA-N
- Formula
- C24H72O10Si11
- SMILES
-
C[Si](C)(C)O[Si](C)(C)O[Si](C)
(C)O[Si](C)(C)O[Si](C)(C)O[Si] (C)(C)O[Si](C)(C)O[Si](C)(C)O[ Si](C)(C)O[Si](C)(C)O[Si](C)(C )C - Molecular Weight1
- 829.78
- Other Names
-
- 1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15,17,17,19,19,21,21,21-tetracosamethylundecasiloxane
- 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.
- Pvap : Vapor 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 | 1.0412 | Relay (1.0) Calculated Property | |
| ΔfG° | -794.44 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -3130.48 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 78.51 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 10.50 | eV | Relay (1.0) Calculated Property |
| log10WS | -4.63 | Relay (1.0) Calculated Property | |
| logPoct/wat | 9.138 | Crippen Calculated Property | |
| Tboil | 619.61 | K | Relay (1.0) Calculated Property |
| Tc | 696.32 | K | Relay (1.0) Calculated Property |
| Tfus | 215.46 | K | Relay (1.0) Calculated Property |
| Vc | 2.875 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [5.39e-04; 0.10] | kPa | [378.15; 438.15] | 
|
| Pvap | 5.39e-04 | kPa | 378.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 1.45e-03 | kPa | 388.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 3.69e-03 | kPa | 398.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 8.99e-03 | kPa | 408.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 0.02 | kPa | 418.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 0.05 | kPa | 428.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
| Pvap | 0.10 | kPa | 438.15 | Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers |
Similar Compounds
Find more compounds similar to tetracosamethylundecasiloxane.
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
- Temperature-Dependent Vapor Pressure of Selected Cyclic and Linear Polydimethylsiloxane Oligomers
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