A new cyclopentadiene and its use as a ligand for catalytically active rhodium complexes
Dimethyl 4-methoxycarbonylcyclopenta-1,3-diene-1,2-diacetate has been prepared from benzyl methyl malonate by reaction with 2-propynyl bromide, followed by palladium-catalyzed ring-forming oxidative carbonylation and by elimination of the benzyloxycarbony
Costa, Mirco,Dias, Francisco Santos,Chiusoli, Gian Paolo,Gazzola, Gian Luca