- InChI
- InChI=1S/C4H12Si/c1-5(2,3)4/h1-4H3
- InChI Key
- CZDYPVPMEAXLPK-UHFFFAOYSA-N
- Formula
- C4H12Si
- SMILES
- C[Si](C)(C)C
- Molecular Weight1
- 88.22
- CAS
- 75-76-3
- Other Names
-
- (CH3)4Si
- CT2050
- NSC 5210
- Si(CH3)4
- Silicon, tetramethyl-
- T2050
- TMS
- Tetramethylsilane
- Tetramethylsilicane
- UN 2749
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- 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).
- Pvap : Vapor pressure (kPa).
- Inp : Non-polar retention indices.
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- ΔvapS : Entropy of vaporization at a given temperature (J/mol×K).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (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 |
|---|---|---|---|
| ΔvapH° | 26.00 ± 0.60 | kJ/mol | NIST |
| IE | [9.40; 10.57] | eV |
|
| IE | 9.80 ± 0.04 | eV | NIST |
| IE | 9.80 ± 0.03 | eV | NIST |
| IE | 9.60 | eV | NIST |
| IE | 9.99 ± 0.03 | eV | NIST |
| IE | 9.79 ± 0.04 | eV | NIST |
| IE | 9.40 ± 0.10 | eV | NIST |
| IE | 9.85 ± 0.16 | eV | NIST |
| IE | 9.74 ± 0.05 | eV | NIST |
| IE | 9.86 ± 0.02 | eV | NIST |
| IE | 9.85 ± 0.16 | eV | NIST |
| IE | 9.90 ± 0.10 | eV | NIST |
| IE | 9.98 ± 0.03 | eV | NIST |
| IE | 10.29 | eV | NIST |
| IE | 10.40 | eV | NIST |
| IE | Outlier 10.57 | eV | NIST |
| log10WS | 1.03 | Crippen Calculated Property | |
| logPoct/wat | 1.954 | Crippen Calculated Property | |
| Pc | 2821.00 ± 1.00 | kPa | NIST |
| Inp | [419.00; 430.00] |
|
|
| Inp | 428.10 | NIST | |
| Inp | 428.00 | NIST | |
| Inp | 428.40 | NIST | |
| Inp | 427.60 | NIST | |
| Inp | 426.80 | NIST | |
| Inp | 425.90 | NIST | |
| Inp | 424.80 | NIST | |
| Inp | 423.60 | NIST | |
| Inp | 422.40 | NIST | |
| Inp | 430.00 | NIST | |
| Inp | 429.80 | NIST | |
| Inp | 429.40 | NIST | |
| Inp | 429.00 | NIST | |
| Inp | 429.40 | NIST | |
| Inp | 420.00 | NIST | |
| Inp | 420.00 | NIST | |
| Inp | 419.00 | NIST | |
| Inp | 428.10 | NIST | |
| Inp | 425.90 | NIST | |
| Inp | 429.80 | NIST | |
| Inp | 419.00 | NIST | |
| Inp | 420.00 | NIST | |
| S°liquid | [272.04; 277.27] | J/mol×K |
|
| S°liquid | 272.04 | J/mol×K | NIST |
| S°liquid | 277.27 | J/mol×K | NIST |
| Tboil | [299.00; 299.70] | K |
|
| Tboil | 299.70 | K | NIST |
| Tboil | 299.00 ± 3.00 | K | NIST |
| Tc | 448.64 ± 0.03 | K | NIST |
| Ttriple | [165.92; 174.12] | K |
|
| Ttriple | Outlier 165.92 ± 0.01 | K | NIST |
| Ttriple | 171.01 ± 0.01 | K | NIST |
| Ttriple | 174.07 ± 0.01 | K | NIST |
| Ttriple | 170.98 ± 0.01 | K | NIST |
| Ttriple | 174.04 ± 0.01 | K | NIST |
| Ttriple | 171.04 ± 0.02 | K | NIST |
| Ttriple | 174.12 ± 0.02 | K | NIST |
| Vc | 0.362 ± 0.008 | m3/kmol | NIST |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | [164.56; 197.90] | J/mol×K | [177.45; 290.00] |
|
| Cp,liquid | 164.56 | J/mol×K | 177.45 | NIST |
| Cp,liquid | 189.84 | J/mol×K | 290.00 | NIST |
| Cp,liquid | 197.90 | J/mol×K | 290.00 | NIST |
| ΔfusH | [6.74; 6.74] | kJ/mol | [174.00; 174.00] |
|
| ΔfusH | 6.74 | kJ/mol | 174.00 | NIST |
| ΔfusH | 6.74 | kJ/mol | 174.00 | NIST |
| ΔvapH | [24.20; 24.20] | kJ/mol | [299.00; 299.80] |
|
| ΔvapH | 24.20 ± 0.10 | kJ/mol | 299.00 | NIST |
| ΔvapH | 24.20 | kJ/mol | 299.80 | NIST |
| ΔvapS | 80.73 | J/mol×K | 299.80 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.62] | kPa | [214.68; 321.34] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.38189e+01 | |||
| Coefficient B | -2.44422e+03 | |||
| Coefficient C | -3.40420e+01 | |||
| Temperature range, min. | 214.68 | |||
| Temperature range, max. | 321.34 | |||
| Pvap | 1.33 | kPa | 214.68 | Calculated Property |
| Pvap | 3.07 | kPa | 226.53 | Calculated Property |
| Pvap | 6.41 | kPa | 238.38 | Calculated Property |
| Pvap | 12.34 | kPa | 250.23 | Calculated Property |
| Pvap | 22.21 | kPa | 262.08 | Calculated Property |
| Pvap | 37.72 | kPa | 273.94 | Calculated Property |
| Pvap | 60.94 | kPa | 285.79 | Calculated Property |
| Pvap | 94.29 | kPa | 297.64 | Calculated Property |
| Pvap | 140.51 | kPa | 309.49 | Calculated Property |
| Pvap | 202.62 | kPa | 321.34 | Calculated Property |
Similar Compounds
Find more compounds similar to Silane, tetramethyl-.
Sources
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property mean.