Acetic acid (2R,3R,4R,5R)-4-acetoxy-5-acetoxymethyl-2-[2-(acetylamino-methyl)-6-methoxy-purin-9-yl]-tetrahydro-furan-3-yl ester 在
碘代三甲硅烷 作用下,
以87%的产率得到Acetic acid (2R,3R,4R,5R)-4-acetoxy-5-acetoxymethyl-2-[2-(acetylamino-methyl)-6-oxo-1,6-dihydro-purin-9-yl]-tetrahydro-furan-3-yl ester