3,5-bis[[(3aR,5R,6S,6aR)-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-yl]oxymethyl]aniline 、
(3aR,5S,6R,6aR)-6-[[3,5-bis[[(3aR,5S,6R,6aR)-5-carboxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-yl]oxymethyl]phenyl]methoxy]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxole-5-carboxylic acid 在
1-羟基苯并三唑 、
N,N'-二环己基碳二亚胺 作用下,
以
二氯甲烷 为溶剂,
反应 72.0h,
以65%的产率得到(3aR,5S,6R,6aR)-6-[[3,5-bis[[(3aR,5S,6R,6aR)-5-[[3,5-bis[[(3aR,5R,6S,6aR)-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-yl]oxymethyl]phenyl]carbamoyl]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-yl]oxymethyl]phenyl]methoxy]-N-[3,5-bis[[(3aR,5R,6S,6aR)-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-yl]oxymethyl]phenyl]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxole-5-carboxamide