595581-07-0Relevant articles and documents
A new Co2(CO)8-mediated tandem [5 + 1]/[2 + 2 + 1]-cycloaddition reaction: A one-pot synthesis of tricyclic δ-lactones from cis-epoxy ene-ynes
Odedra, Arjan,Wu, Chang-Jung,Madhushaw, Reniguntala J.,Wang, Su-Lein,Liu, Rai-Shung
, p. 9610 - 9611 (2003)
In the presence of Co2(CO)8 and CO, cis-epoxyalkynes bearing a tether olefin undergo a tandem [5 + 1]/[2 + 2 + 1]-cycloaddition to give tricyclic δ-lactones efficiently in a one-pot operation. The reaction mechanism is proposed to in