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Molecule
Trimethylaluminium
CAS: 75-24-1 · C3H9Al
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 75-24-1
- Molecular Formula
- C3H9Al
- Molecular Mass
- 72.09 g/mol
Identifiers
CAS Registry Number
75-24-1
SMILES
[Al].[CH3].[CH3].[CH3]
InChI Key
JLTRXTDYQLMHGR-UHFFFAOYSA-N
InChI
InChI=1S/3CH3.Al/h3*1H3;
Names and Synonyms
- Trimethylaluminium Common Name
- Aluminum, trimethyl- Synonym
- Trimethylaluminum Synonym
- Alane, trimethyl- Synonym
- Trimethylaluminium Synonym
- Trimethylalane Synonym
- Trimethylaluminum (Al(CH3)3) Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 72.09 g/mol | CAS Common Chemistry |
| 72.08699999999999 g/mol | RDKit | |
| 72.087 g/mol | RDKit | |
| 75.111 g/mol | chempirical lib | |
| Density | 0.75 g/cm³ | CAS Common Chemistry |
| 0.752 g/cm3 @ 20 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Trimethylaluminium | CAS Common Chemistry |
| Boiling Point | 130 °C | CAS Common Chemistry |
| Canonical SMILES | [Al](C)(C)C | CAS Common Chemistry |
| InChI | InChI=1S/3CH3.Al/h3*1H3; | CAS Common Chemistry |
| InChI Key | InChIKey=JLTRXTDYQLMHGR-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 15.4 °C | CAS Common Chemistry |
| Name | Trimethylaluminum | CAS Common Chemistry |
| Trimethylaluminium | CAS Common Chemistry | |
| Heavy Atom Count | 4 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | 0.97007 | RDKit |
| 0.9701 | RDKit | |
| Molar Refractivity | 24.995999999999988 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 72.051963918 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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Quick conversion
MW = 72.09 g/mol; density = 0.750 g/mL. Edit any field — others recompute live.
