- InChI
- InChI=1S/3CH3.Al/h3*1H3;
- InChI Key
- JLTRXTDYQLMHGR-UHFFFAOYSA-N
- Formula
- C3H9Al
- SMILES
- [Al].[CH3].[CH3].[CH3]
- Molecular Weight1
- 72.09
- CAS
- 75-24-1
- Other Names
-
- (CH3)3Al
- Aluminum, trimethyl-
- Trimethylalane
- Trimethylaluminium
- UN 1103
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH : Enthalpy of fusion at a given temperature (kJ/mol).
- ΔsubH : Enthalpy of sublimation 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).
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- Ttriple : Triple Point Temperature (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°liquid | -3184.40 ± 9.60 | kJ/mol | NIST |
| ΔfH°gas | [-88.70; -57.00] | kJ/mol |
|
| ΔfH°gas | -86.50 ± 4.80 | kJ/mol | NIST |
| ΔfH°gas | -57.00 ± 9.70 | kJ/mol | NIST |
| ΔfH°gas | -88.70 | kJ/mol | NIST |
| ΔfH°liquid | [-151.90; -120.20] | kJ/mol |
|
| ΔfH°liquid | -149.70 ± 4.50 | kJ/mol | NIST |
| ΔfH°liquid | -120.20 ± 9.60 | kJ/mol | NIST |
| ΔfH°liquid | -151.90 | kJ/mol | NIST |
| ΔvapH° | [63.20; 63.20] | kJ/mol |
|
| ΔvapH° | 63.20 ± 1.70 | kJ/mol | NIST |
| ΔvapH° | 63.20 ± 1.70 | kJ/mol | NIST |
| IE | [9.09; 9.76] | eV |
|
| IE | 9.09 ± 0.26 | eV | NIST |
| IE | 9.76 | eV | NIST |
| S°liquid | 209.41 | J/mol×K | NIST |
| Ttriple | [288.43; 288.43] | K |
|
| Ttriple | 288.43 ± 0.02 | K | NIST |
| Ttriple | 288.43 ± 0.02 | K | NIST |
Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,liquid | 155.60 | J/mol×K | 298.15 | NIST |
| ΔfusH | [8.79; 8.79] | kJ/mol | [288.40; 288.43] |
|
| ΔfusH | 8.79 | kJ/mol | 288.40 | NIST |
| ΔfusH | 8.79 | kJ/mol | 288.40 | NIST |
| ΔfusH | 8.79 | kJ/mol | 288.43 | NIST |
| ΔfusH | 8.79 | kJ/mol | 288.43 | NIST |
| ΔsubH | 60.10 | kJ/mol | 264.00 | NIST |
| ΔvapH | [39.80; 43.00] | kJ/mol | [290.50; 368.00] |
|
| ΔvapH | 43.00 | kJ/mol | 290.50 | NIST |
| ΔvapH | 39.80 | kJ/mol | 368.00 | NIST |
| ΔvapH | 39.80 | kJ/mol | 368.00 | NIST |
| ΔfusS | [30.48; 30.48] | J/mol×K | [288.43; 288.43] |
|
| ΔfusS | 30.48 | J/mol×K | 288.43 | NIST |
| ΔfusS | 30.48 | J/mol×K | 288.43 | NIST |
Similar Compounds
Find more compounds similar to Trimethylaluminum.
Sources
- 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.
- NIST Webbook
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