The solution of AlCl3 in toluene was added drop by drop to the solution of 2 in a 1:1 stoichiometric ratio in toluene and stirred at 25 C for 14 h to yield the colorless complex 3.
The solution of AlCl3 in toluene was added drop by dropto the solution of 2 in a 1:1 stoichiometric ratio in tolueneand stirred at 25 C for 14 h to yield the colorless complex3.