aluminum triiodide in benzene addn. of AlI3 catalyst to a soln. of the aryldisilane, passing HI through the soln. until heat development has finished; removal of the solvent, distn. in vacuo or recrystn. of the residue;

aluminum triiodide in benzene addn. of AlI3 catalyst to a soln. of the aryldisilane, passing HI through the soln. until heat development has finished; removal of the solvent, distn. in vacuo or recrystn. of the residue;

aluminum triiodide in benzene addn. of AlI3 catalyst to a soln. of the aryldisilane, passing HI through the soln. until heat development has finished; removal of the solvent, distn. in vacuo or recrystn. of the residue;

HI in benzene dissolving of 1,2-diphenyldisilane in dry benzene; addn. of AlI3 and passing of a stream of dry HI through the soln.;; distillation;;