1-[(2R,3R)-2-(2,4-difluorophenyl)-2-hydroxy-3-[2-oxo-3-[4-(1H-tetrazol-1-yl)phenyl]-1-imidazolidinyl]butyl]-4-[(3-benzyloxypropoxy)carbonyloxymethyl]-1H-1,2,4-triazolium chloride 、
盐酸 在
palladium-carbon
氢气 、
乙醇 、 1-[(2R,3R)-2-(2,4-difluorophenyl)-2-hydroxy-3-[2-oxo-3-[4-(1H-tetrazol-1-yl)phenyl]-1-imidazolidinyl]butyl]-4-[(3-hydroxypropoxy)carbonyloxymethyl]-1H-1,2,4-triazolium chloride 作用下,
以
甲醇 为溶剂,
反应 1.5h,
以to give 1-[(2R,3R)-2-(2,4-difluorophenyl)-2-hydroxy-3-[2-oxo-3-[4-(1H-tetrazol-1-yl)phenyl]-1-imidazolidinyl]butyl]-4-[(3-hydroxypropoxy)carbonyloxymethyl]-1H-1,2,4-triazolium chloride(Compound 26, 0.19 g) as colorless powdery crystals的产率得到1-[(2R,3R)-2-(2,4-difluorophenyl)-2-hydroxy-3-[2-oxo-3-[4-(1H-tetrazol-1-yl)phenyl]-1-imidazolidinyl]butyl]-4-[(3-hydroxypropoxy)carbonyloxymethyl]-1H-1,2,4-triazolium chloride