N-[9-((2R,3R,4R,5R)-3,4-Diacetoxy-5-acetoxymethyl-tetrahydro-furan-2-yl)-9H-purin-6-yl]-terephthalamic acid methyl ester 在
对二硝基苯 作用下,
以
乙腈 为溶剂,
反应 4.0h,
以85%的产率得到17-((2R,3R,4R,5R)-3,4-Diacetoxy-5-acetoxymethyl-tetrahydro-furan-2-yl)-6-oxo-6,17-dihydro-7,9,12,15,17-pentaaza-cyclopenta[a]phenanthrene-2-carboxylic acid methyl ester