Myers, AndrewYoon, Taeyoung2009-06-261995Myers, Andrew G. and Taeyoung Yoon. 1995. Synthesis of highly enantiomerically enriched N-Boc-a-amino ketones from pseudoephedrine N-Boc-a-amino acid amides. Tetrahedron Letters 36(52): 9429-9432.0040-4039http://nrs.harvard.edu/urn-3:HUL.InstRepos:3122541N-Boc-alpha-amino ketones are synthesized efficiently and in high enantiomeric excess by the addition of organolithium and Grignard reagents to pseudoephedrine amides of N-Boc-alpha-amino acids, themselves available by the alkylation of pseudoephedrine glycinamide followed by N-protection.en-USJournal Article10.1016/0040-4039(95)02053-5