0.58 g of Tb(TMHD)3(H2O) is dissolved in 10 mL of warm hexane, a solution of 171 mg of 4-dimethylaminopyridine dissolved in 5 mL of hot hexane is added to the solution with stirring. The solution is then heated to boiling while being sealed with a plastic plug and stirred for 1h at room temperature. The hexane is then stripped off and the product is dried in a vacuum. The product may be recrystallized from acetonitrile.
The mixture after heating
A crystal of the product