Royal Society of Chemistry, Dalton Transactions, 41(43), p. 15287-15290, 2014
DOI: 10.1039/c4dt02359e
Full text: Unavailable
A much improved route to 1,1′-bis(arylethynyl)ferrocenes comprising accessible thiolates on the aryl ring is reported. Unanticipated reactions between AcCl, TBAF–BBr3 and ferrocenyl-alkynes are also discussed, offering a rationale for previous synthetic difficulties.