3-{Acetyl-[(3aR,4R,6R,6aR)-6-(6-benzyloxycarbonylamino-purin-9-yl)-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl]-amino}-2-diazo-3-oxo-propionic acid methyl ester 在
palladium on activated charcoal 、 Rh
2(pfbm)4 ammonium formate 、
三氟乙酸 作用下,
以
乙醇 、
水 、
甲苯 为溶剂,
生成 (1S,4R,5S)-2-[(2R,3S,4R,5R)-5-(6-Amino-purin-9-yl)-3,4-dihydroxy-tetrahydro-furan-2-ylmethyl]-5-ethoxy-1-methyl-3-oxo-7-oxa-2-aza-bicyclo[2.2.1]heptane-4-carboxylic acid methyl ester