Resolution of non-protein amino acids via Carica papaya lipase-catalyzed enantioselective transesterification
作者:Toshifumi Miyazawa、Kazuki Onishi、Takashi Murashima、Takashi Yamada、Shau-Wei Tsai
DOI:10.1016/j.tetasy.2005.06.037
日期:2005.8
Carica papaya lipase-catalyzed transesterification of the 2,2,2-ti-ifluoroethyl esters of N-benzyloxycarbonylated DL-amino acids carrying aliphatic side chains proceeded smoothly and, in almost all the cases, enantiospecifically (E = > 200), affording the L-methyl esters and leaving the D-trifluoroethyl esters intact. (c) 2005 Elsevier Ltd. All rights reserved.