Cobalt-catalysed and -uncatalysed reactions of diynes with activated alkenes
作者:Zhiming Zhou、Luigi Pietro Battaglia、Gian Paolo Chiusoli、Mirco Costa、Mario Nardelli、Corrado Pelizzi、Giovanni Predieri
DOI:10.1039/c39900001632
日期:——
New double annulation reactions of 1,5-diynes with activatedalkenes are catalysed by cobalt(0) complexes, and can also occur in the absence of cobalt to give new classes of compounds, containing exocyclic double bonds, if terminal methyl groups are present on the triple bonds.