Borane catalysed cyclopropenation of arylacetylenes
Katarína Stefkova, Matthew J. Heard, Ayan Dasgupta, Rebecca L. Melen
Abstract
catalysed cyclopropenation of a wide variety of arylacetylenes using donor-acceptor diazoesters. A mild reaction protocol has been developed for the synthesis of functionalised cyclopropenes (33 examples) in good to excellent yields.
Topics & Concepts
BoraneChemistryPhotochemistryCatalysisOrganic chemistryCyclopropane Reaction MechanismsCatalytic Cross-Coupling ReactionsOrganoboron and organosilicon chemistry