diphenyl (E)-2-((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-4-azido-3-hydroxy-tetrahydrofuran-2-yl)vinylphosphonate 在
吡啶 、 potassium diazodicarboxylate 、
溶剂黄146 作用下,
反应 25.0h,
以88%的产率得到diphenyl 2-((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-4-azido-3-hydroxy-tetrahydrofuran-2-yl)ethylphosphonate