Highly Enantioselective Synthesis of γ-Hydroxy-α,β-acetylenic Esters by Asymmetric Alkyne Addition to Aldehydes
作者:Ge Gao、Qin Wang、Xiao-Qi Yu、Ru-Gang Xie、Lin Pu
DOI:10.1002/anie.200500469
日期:2006.1
US20140275006A1
申请人:——
公开号:——
公开(公告)日:——
US9522914B2
申请人:——
公开号:US9522914B2
公开(公告)日:2016-12-20
Robust eco-friendly protocol for the preparation of γ-hydroxy-α,β-acetylenic esters by sequential one-pot elimination–addition of 2-bromoacrylates to aldehydes promoted by LTMP in 2-MeTHF
作者:Vittorio Pace、Laura Castoldi、Andrés R. Alcántara、Wolfgang Holzer
DOI:10.1039/c2gc35305a
日期:——
An efficient and widely applicable preparation of γ-hydroxy-α,β-acetylenicesters is described by means of a one-pot dehydrobromination of a 2-bromoacrylate ester with LTMP followed by the electrophilic addition of the transient propiolate to different aldehydes in the eco-friendly solvent 2-MeTHF.