- InChI
- InChI=1S/C8H18Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3
- InChI Key
- ZDWYFWIBTZJGOR-UHFFFAOYSA-N
- Formula
- C8H18Si2
- SMILES
- C[Si](C)(C)C#C[Si](C)(C)C
- Molecular Weight1
- 170.40
- CAS
- 14630-40-1
- Other Names
-
- 1,2-Bis(trimethylsilyl)acetylene
- Silane, 1,2-ethynediylbis[trimethyl-
- 2,5-Disilahex-3-yne, 2,2,5,5-tetramethyl-
- Acetylene, bis(trimethylsilyl)-
- Bis(trimethylsilyl)ethyne
- 1,2-Bis(trimethylsilyl)ethyne
- Silane, 1,1'-(1,2-ethynediyl)bis[1,1,1-trimethyl-
- 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 | 0.2484 | Relay (1.0) Calculated Property | |
| ΔfG° | 176.64 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -93.50 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 43.09 | kJ/mol | Relay (1.0) Calculated Property |
| IE | [9.20; 9.63] | eV |
|
| IE | 9.20 | eV | NIST |
| IE | 9.63 | eV | NIST |
| log10WS | -3.53 | Relay (1.0) Calculated Property | |
| logPoct/wat | 2.745 | Crippen Calculated Property | |
| Pc | 2068.88 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | [407.00; 409.50] | K |
|
| Tboil | 409.50 ± 0.50 | K | NIST |
| Tboil | 407.00 ± 1.00 | K | NIST |
| Tboil | 409.50 ± 0.50 | K | NIST |
| Tc | 567.75 | K | Relay (1.0) Calculated Property |
| Tfus | 289.88 | K | Relay (1.0) Calculated Property |
| Vc | 0.625 | m3/kmol | Relay (1.0) Calculated Property |
Similar Compounds
Find more compounds similar to Bis(trimethylsilyl)acetylene.
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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