N-(1-naphthoxyacetyl)-Nim-(tert-butyloxycarbonyl)-L-histidine 、
(2R,3R,4R,5S)-5-Amino-6-cyclohexyl-3,4-dihydroxy-2-isobutyl-hexanoic acid {(1S,2S)-2-methyl-1-[(pyridin-2-ylmethyl)-carbamoyl]-butyl}-amide 在
(benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 14.0h,
生成 4-{(S)-2-((1S,2R,3R,4R)-1-Cyclohexylmethyl-2,3-dihydroxy-6-methyl-4-{(1S,2S)-2-methyl-1-[(pyridin-2-ylmethyl)-carbamoyl]-butylcarbamoyl}-heptylcarbamoyl)-2-[2-(naphthalen-1-yloxy)-acetylamino]-ethyl}-imidazole-1-carboxylic acid tert-butyl ester