Asymmetric synthesis of optically active 2-vinylpyrrolidines and 2-vinylpiperidines by palladium-catalysed cyclisation of amino allylic carbonates
作者:Beata Olszewska、Bogusław Kryczka、Anna Zawisza
DOI:10.1016/j.tetlet.2012.10.014
日期:2012.12
Opticallyactive 2-vinylpyrrolidines and 2-vinylpiperidines were synthesised from the corresponding amino allylic carbonates via palladium-catalysed cyclisation. The use of chiral ligands gave the corresponding pyrrolidine and piperidine derivatives having er values from low to moderate.