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ChemicalBook CAS DataBase List TRIMETHYLGALLIUM
1445-79-0

TRIMETHYLGALLIUM synthesis

3synthesis methods
The reaction of methylmagnesium iodide and gallium trichloride generates trimethyl gallium ether complex, and the complex dissociates to generate Trimethylgallium.
-

Yield: 90%

Reaction Conditions:

Reflux;

Steps:

1 Example 1
352 g (2.0 mol, 1.0 eq.) of GaCI3 (ex MCP) were poured into a 1 I two-neck round- bottom flask equipped with a distillation column, stirrer and a thermocouple. 447 g (6.2 mol, 3.1 eq.) TMAL were added dropwise to GaC . The mixture was gradually heated to reflux temperature. The distillate was collected into a cooled receiving flask (-5°C) with a top temperature of 56-58°C. TMG was isolated in a 90% yield (206 gram) with a purity of >99% based on 1H NMR analysis.

References:

AKZO NOBEL CHEMICALS INTERNATIONAL B.V.;TE NIJENHUIS, Marcellinus Antonius Maria;WOUDENBERG, RIchard Herman WO2019/115377, 2019, A1 Location in patent:Page/Page column 7

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