benzyloxycarbonyl-γ-L-glutamyl-(glycyl-L-alanine 2,4,6-trimethylbenzyl ester)-α-L-alanine 2,4,6-trimethylbenzyl ester 在
氢溴酸 作用下,
以
溶剂黄146 为溶剂,
以88%的产率得到(S)-2-((S)-2-Amino-4-{[((S)-1-carboxy-ethylcarbamoyl)-methyl]-carbamoyl}-butyrylamino)-propionic acid