ethyl 6-O-(tert-butyldimethylsilyl)-2,3,4-trideoxy-4-[2,4-dioxo-5-(trimethylsilylethynyl)-3,4-dihydropyrimidin-1(2H)-yl]-α-D-erythro-hex-2-enopyranoside 在
copper diacetate 、
sodium methylate 作用下,
以
甲醇 、
水 、
叔丁醇 为溶剂,
反应 16.0h,
生成 ethyl 6-O-(tert-butyldimethylsilyl)-2,3,4-trideoxy-4-[5-{1-[ethyl 6-O-(tert-butyldimethylsilyl)-2,3,4-trideoxy-α-D-erythro-hex-2-enopyranosid-4-yl]-1H-1,2,3-triazol-4-yl}-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl]-α-D-erythro-hex-2-enopyranoside