Regioselective cyclization of α,ω-alkynoic acids catalysed by TpRu complexes: synthesis of endocyclic enol lactones [Tp = hydrotris(pyrazolyl)borate]
作者:Manuel Jiménez-Tenorio、M. Carmen Puerta、Pedro Valerga、F. Javier Moreno-Dorado、Francisco M. Guerra、Guillermo M. Massanet
DOI:10.1039/b106647c
日期:——
The Ï-enynyl complex [TpRuC(Ph)C(Ph)CCPh}(PMeiPr2 )] efficiently catalyses the regioselective cyclization of α,Ï-alkynoic acids to yield endocyclic enol lactones having ring size up to 12 atoms.