Synthesis of natural and non natural orthogonally protected lanthionines from N-tritylserine and allo-threonine derivatives

Article abstract of DOI:10.1016/S0957-4166(97)00109-2

The reactivity of electrophiles derived from N-tritylserine, threonine and allothreonine esters toward a selection of nucleophiles was investigated. Best yields from substitution products were obtained with N-trityliodoalanine and soft nucleophiles such a