Highly regio- and diastereoselective friedel-crafts alkylation of phenols with α-amino aldehydes. Synthesis of optically active ephedrine-like compounds
The title compound, C17H23NO6, was prepared from a phenoxymagnesium bromide derivative and N-tert-butoxycarbonyl-L-prolinal in a chemical reaction which is an example of controlled alpha-chelation. The structure of the compound elucidates the chemical pathway of the synthesis process.