Constrained amino acids. An approach to the synthesis of 3-substituted prolines
作者:Philip P. Waid、Gary A. Flynn、Edward W. Huber、Jeffrey S. Sabol
DOI:10.1016/0040-4039(96)00775-7
日期:1996.6
The synthesis of diastereomeric substituted proline peptidomimetics as conformationally restricted tyrosine derivatives 1a,b has been accomplished utilizing the intramolecular hydroboration-cycloalkylation of azido-olefins 7a,b as the key step.