Tris(dimethylamino)aluminium dimer
Tris(dimethylamino)aluminium dimer, formally bis(μ-dimethylamino)tetrakis(dimethylamino)dialuminium, is an amide complex of aluminium. This compound may be used as a precursor to other aluminium complexes. Commercially available, this compound may be prepared from lithium dimethylamide and aluminium trichloride. References

Aluminium complexes
Metal amides
Dimers (chemistry)