- InChI
- InChI=1S/C8H28N4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h9-12H,1-8H3
- InChI Key
- FIADVASZMLCQIF-UHFFFAOYSA-N
- Formula
- C8H28N4Si4
- SMILES
-
C[Si]1(C)N[Si](C)(C)N[Si](C)(C
)N[Si](C)(C)N1 - Molecular Weight1
- 292.68
- CAS
- 1020-84-4
- Other Names
-
- Octamethylcyclotetrasilazane
- 2,2,4,4,6,6,8,8-Octamethylcyclotetrasilazane
- ω : Acentric Factor.
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- 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).
- 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).
- Ttriple : Triple Point Temperature (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 | 0.5216 | Relay (1.0) Calculated Property | |
| ΔfG° | 261.71 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -476.52 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 66.74 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 8.73 | eV | Relay (1.0) Calculated Property |
| log10WS | -2.07 | Relay (1.0) Calculated Property | |
| logPoct/wat | 1.166 | Crippen Calculated Property | |
| Pc | 1398.15 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 498.00 | K | NIST |
| Tc | 750.94 | K | Relay (1.0) Calculated Property |
| Tfus | 433.64 | K | Relay (1.0) Calculated Property |
| Ttriple | 367.67 ± 0.02 | K | NIST |
| Vc | 0.941 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔfusH | [25.05; 25.05] | kJ/mol | [367.70; 367.70] | 
|
| ΔfusH | 25.05 | kJ/mol | 367.70 | NIST |
| ΔfusH | 25.05 | kJ/mol | 367.70 | NIST |
| ΔvapH | 52.30 | kJ/mol | 450.50 | NIST |
Similar Compounds
Find more compounds similar to Cyclotetrasilazane, 2,2,4,4,6,6,8,8-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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