benzyl N-[(1S,2S,3R,4R)-4-[2-chloro-6-(2,2-diphenylethylamino)purin-9-yl]-2,3-dihydroxycyclopentyl]-N-phenylmethoxycarbonylcarbamate 、
(R)-3-叔丁氧羰基氨基吡咯烷 在
sodium iodide 作用下,
以
乙腈 为溶剂,
反应 1.0h,
生成 {(R)-1-[9-((1R,2S,3R,4S)-4-benzyloxycarbonylamino-2,3-dihydroxy-cyclopentyl)-6-(2,2-diphenyl-ethylamino)-9H-purin-2-yl]-pyrrolidin-3-yl}-carbamic acid tert-butyl ester