Functionalized Azabicycloalkane Amino Acids by Nitrone 1,3-Dipolar Intramolecular Cycloaddition
作者:Leonardo Manzoni、Daniela Arosio、Laura Belvisi、Antonio Bracci、Matteo Colombo、Donatella Invernizzi、Carlo Scolastico
DOI:10.1021/jo0500683
日期:2005.5.1
An efficient and operationally simple method for the synthesis of functionalized azaoxobicyclo[X.3.0]alkane amino acids has been devised. The key step is an intramolecular nitrone cycloaddition on 5-allyl- or 5-homoallylproline that was found to be completely regio- and stereoselective.