(2R,3S,4S,5R,6S)-2-(acetoxymethyl)-6-(2-allyl-6-nitro-4-(3,6,9,12-tetraoxo-15,15-diphenyl-2-oxa-4,7,10,13-tetraazapentadecyl)phenoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate 在
sodium methylate 作用下,
以
甲醇 为溶剂,
以64%的产率得到3-allyl-5-nitro-4-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)benzyl (2-((2-((2-((2,2-diphenylethyl)amino)-2-oxoethyl)amino)-2-oxoethyl)amino)-2-oxoethyl)carbamate