摘要:
Reaction of 1,8-diiodo- or 1,8-dibromonaphthalene with a mixture of Ni(COD)(2) and trimethylphosphine gives the oxidative addition product Ni(PMe3)(2)-(X)(C10H6X) (X = Br, I), which on reduction with Na / Hg gives perylene or, in the presence of alkynes, 1,2-disubstituted acenaphthylenes.