6-(1,3-dioxoisoindolin-2-yl)hexanal 、
(1R,3R,4R,7S)-7-hydroxy-1-hydroxymethyl-3-(thymin-1-yl)-2-oxa-5-azabicyclo[2.2.1]heptane 在
sodium cyanoborohydride 作用下,
以
甲醇 为溶剂,
以51%的产率得到2-(6-((1R,3R,4R,7S)-7-hydroxy-1-(hydroxymethyl)-3-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2-oxa-5-azabicyclo[2.2.1]heptan-5-yl)hexyl)isoindoline-1,3-dione