Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A convenient six step synthesis of N-BOC-D-diphenylalanine from L-serine methyl ester hydrochloride is described. The preparation of a novel chiral auxiliary, an oxazolidinone derived from D-diphenylalaninol, is also described. ... Beylin V., Chen HG, Goel OP, Topliss JG US ...