in not given byproducts: CO; template synthesis in NaY zeolite, catalytic activity described; dehydration of zeolite in vac., sorption of Ni(CO)4; sorption of phthalonitrile; holding at 70.degre.C for 8-10 h; raising to 100-120.dergree.C;; washing with acetone for several h, extraction of surface complex with DMF, extraction of topologically bound complex with H2SO4; identification by UV spectroscopy in both extracts;;