dichlorophosphoric acid allyl ester 、
9-(2-deoxy-2,4-difluoro-2-C-methyl-β-D-ribofuranosyl)-6-ethoxy-2-((4-monomethoxytrityl)amino)purine 在
叔丁基氯化镁 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
生成 9-[(4aS,6R,7R,7aS)-4a,7-difluoro-7-methyl-2-oxo-2-prop-2-enoxy-6,7a-dihydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-6-yl]-6-ethoxy-N-[(4-methoxyphenyl)-diphenylmethyl]purin-2-amine