12-amino-8,11-dioxo-9-(1-methylpropyl)-2-oxa-7,10-diazabicyclo[12.2.2]octadeca-14,16,17-triene 在
sodium tetrahydroborate 、
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 1.5h,
生成 (2S)-2-acetamido-N-[(1S)-1-[[(1S,2R)-1-benzyl-2-hydroxy-3-[[(3S,6S)-6-[(1S)-1-methylpropyl]-4,7-dioxo-13-oxa-5,8-diazabicyclo[12.2.2]octadeca-1(16),14,17-trien-3-yl]amino]propyl]carbamoyl]-2-methyl-propyl]-4-methyl-pentanamide