bis(4-nitrobenzyl) ((propane-1,3-diylbis(oxy))bis(6-((S)-2-(hydroxymethyl)pyrrolidine-1-carbonyl)-4-methoxy-3,1-phenylene))dicarbamate 在
N-甲基吲哚酮 、
四丙基高钌酸铵 作用下,
以
二氯甲烷 、
乙腈 为溶剂,
以42%的产率得到(4-nitrophenyl)methyl (6S,6aS)-3-[3-[[(6S,6aS)-6-hydroxy-2-methoxy-5-[(4-nitrophenyl)methoxycarbonyl]-11-oxo-6a,7,8,9-tetrahydro-6H-pyrrolo[2,1-c][1,4]benzodiazepin-3-yl]oxy]propoxy]-6-hydroxy-2-methoxy-11-oxo-6a,7,8,9-tetrahydro-6H-pyrrolo[2,1-c][1,4]benzodiazepine-5-carboxylate