benzofuran-2-carboxylic acid [(S)-1-(3-hydroxy-azepan-4-ylcarbamoyl)-3-methyl-butyl]-amide 、
5-methyl-1H-1,2,4-triazolesulfonylchloride 在
三乙胺 作用下,
以
二氯甲烷 为溶剂,
以84%的产率得到Benzofuran-2-carboxylic acid {(S)-3-methyl-1-[1-(5-methyl-1H-[1,2,4]triazole-3-sulfonyl)-3-hydroxy-azepan-4-ylcarbamoyl]-butyl}amide