1253521-75-3Relevant academic research and scientific papers
Ytterbium triflate catalyzed synthesis of alkoxy-substituted donor-acceptor cyclobutanes and their formal [4 + 2] cycloaddition with imines: Stereoselective synthesis of piperidines
Moustafa, Mahmoud M. Abd Rabo,Pagenkopf, Brian L.
supporting information; experimental part, p. 4732 - 4735 (2010/12/25)
A new synthesis of 2-alkoxy-1,1-cyclobutane diesters and their first use in dipolar cycloadditions is reported. Both the formation of the donor-acceptor cyclobutanes and their subsequent annulation with in situ formed imines are catalyzed by Yb(OTf)3
