(2R,3S)-<2,3-2H2>homoserine lactone hydrobromide 、 (2R)-(+)-N-<(1,1-dimethylethyl)oxycarbonyl>-2-methyl-3-phenylalanine N-hydroxysuccinimide ester 在
三乙胺 作用下,
以
二氯甲烷 为溶剂,
以73.5%的产率得到(R)-N-<(1,1-dimethylethyl)oxycarbonyl>-2-methyl-3-phenylalanyl-(2R,3S)-<2,3-2H2>-2-amino-4-butyrolactone