双(二异丙基氨基)(2-氰基乙氧基)膦 、
5-((3aR,6S,6aS)-2-Oxo-hexahydro-thieno[3,4-d]imidazol-6-yl)-pentanoic acid {4-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-hydroxymethyl-cyclohexyl}-amide 在
二异丙基铵盐四氮唑 作用下,
以74%的产率得到Diisopropyl-phosphoramidous acid 1-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-[5-((3aR,6S,6aS)-2-oxo-hexahydro-thieno[3,4-d]imidazol-6-yl)-pentanoylamino]-cyclohexylmethyl ester 2-cyano-ethyl ester