作者:Claudio Cornaggia、Francesco Manoni、Esther Torrente、Sean Tallon、Stephen J. Connon
DOI:10.1021/ol300453s
日期:2012.4.6
In the presence of a highly efficient novel bifunctional organocatalyst at low loadings under mild conditions, enolizable homophthalic anhydrides can be added to a range of aromatic and aliphatic aldehydes to give dihydroisocoumarins, with excellent yields and diastereo- and enantiocontrol (up to 99% ee).