8-(1R,2S,4S)-Bicyclo[2.2.1]hept-2-yl-1-propyl-7-(2-trimethylsilanyl-ethoxymethyl)-3,7-dihydro-purine-2,6-dione 在
盐酸 、
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 4-[5-((1R,2S,4S)-8-Bicyclo[2.2.1]hept-2-yl-2,6-dioxo-1-propyl-1,2,6,7-tetrahydro-purin-3-yl)-pentanoyl]-benzenesulfonyl fluoride