(2S,3R)-2-[3-((S)-2-Benzyloxycarbonylamino-4-methyl-pentanoylamino)-propylamino]-3-[(2R,3R,4R,5R)-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-yl]-3-hydroxy-propionic acid tert-butyl ester 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
生成 (2S,3R)-2-[3-((S)-2-Benzyloxycarbonylamino-4-methyl-pentanoylamino)-propylamino]-3-[(2R,3R,4R,5R)-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-yl]-3-hydroxy-propionic acid