516493-75-7Relevant articles and documents
SmI2-mediated 3-exo-trig cyclisation of δ-oxo-α, β-unsaturated esters to cyclopropanols and derivatives
Bezzenine-Lafollée, Sophie,Guibé, Francois,Villar, Hélène,Zriba, Riadh
, p. 6931 - 6944 (2007/10/03)
In the presence of samarium diiodide and a proton source, δ-oxo-γ,γ-disubstituted-α,β-unsaturated esters of general formula R-CO-C(R′,R′)-CHCH-CO2Bn readily cyclise to trans-cyclopropanol products and/or lactones derived from the cis isomers. F