N-(2-(benzyloxy)-5-{(1R)-2-{[4-({[5-(4-methoxyphenyl)-1,2,4-oxadiazol-3-yl]methyl}sulfonyl)phenethyl]amino}-1-[(triethylsilyl)oxy]ethyl}phenyl)methanesulfonamide 、
碘代三甲硅烷 、
sodium hydrogen sulfate 在
silica gel 、 Dichloromethane chloroform methanol 作用下,
以
乙腈 为溶剂,
反应 16.25h,
以to afford 0.140 g of the title compound as a light yellow crystalline solid的产率得到N-[2-hydroxy-5-((1 R)-1-hydroxy-2-{[4-({[5-(4-methoxyphenyl)-1,2,4-oxadiazol-3-yl]methyl}sulfonyl)phenethyl]amino}ethyl)phenyl]methane sulfonamide