Trimethylaluminum solution
ALDRICH/198048 - 2.0 M in toluene
Synonym: Trimethylalane
CAS Number: 75-24-1
Empirical Formula (Hill Notation): C3H9Al
Molecular Weight: 72.09
MDL Number: MFCD00008252
Linear Formula: (CH3)3Al
Product Type: Chemical
| concentration | 2.0 M in toluene |
| density | 0.81 g/mL at 25 °C |
| form | liquid |
| InChI | 1S/3CH3.Al/h3*1H3; |
| InChI key | JLTRXTDYQLMHGR-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | C[Al](C)C |
| Application: | Trimethylaluminum solution can be used as a reagent in the synthesis of: • Polyhydroxylated cyclohexanes by stereoselective rearrangement of unsaturated glycosides. • Partially hydrolyzed trimethylaluminum (PHT) catalyst for the polymerization of olefins. • Methyl benzene by methylation of anisole derivatives using nickel-1,3-dicyclohexylim |
| Application: | Used in a recently reported Al-catalyzed oxidation based on Oppenauer chemistry providing excellent yields of aldehydes and ketones. As a (1:1) complex with binol catalyzes the dynamic kinetic resolution of secondary alcohols with Novozym 435. |
| Legal Information: | Sure/Seal is a trademark of Sigma-Aldrich Co. LLC |
| Packaging: | 1 L in Sure/Seal™ |
| Packaging: | 4×25, 100, 800 mL in Sure/Seal™ |
| Packaging: | 8, 18 L in Kilo-Lab™ |
| Packaging: | The 25 mL Sure/Seal™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product. |
| Packaging: | View returnable container options . |
| Symbol | ![]() ![]() ![]() GHS02,GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H250 - H260 - H304 - H314 - H336 - H361d - H373 - H412 |
| Precautionary statements | P210 - P231 + P232 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,C |
| Risk Statements | 63-11-14-17-34-48/20-65-67 |
| Safety Statements | 16-26-36/37/39-45-62 |
| RIDADR | UN 3399A 4.3(3) / PGI |
| WGK Germany | WGK 2 |
| Flash Point(F) | 39.2 °F - closed cup |
| Flash Point(C) | 4 °C - closed cup |
| Supplemental Hazard Statements | EUH014 |
| Density | 0.81 g/mL at 25 °C |
| UNSPSC | 12352103 |





