[(1S,4S)-4-tri(propan-2-yl)silyloxycyclopent-2-en-1-yl] 3-(1,3-dibenzyl-2-oxoimidazol-4-yl)-2-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]-3-oxopropanoate 在
manganese triacetate 、
溶剂黄146 作用下,
反应 16.0h,
以60%的产率得到tert-butyl N-[[(1R,8R,11S,13S,14S)-3,5-dibenzyl-4,7,9-trioxo-13-tri(propan-2-yl)silyloxy-10-oxa-3,5-diazatetracyclo[6.5.1.02,6.011,14]tetradec-2(6)-en-8-yl]methyl]carbamate