3-benzyl-4,5,7,8-tetrahydro-6-(benzyloxycarbonyl)amino-6-ethoxycarbonylimidazo[4,5-e][1,4]diazepine-5,8-dione 在
LiH-9-BBN 作用下,
以
四氢呋喃 为溶剂,
以39%的产率得到3-benzyl-4,5,7,8-tetrahydro-6-hydroxymethyl-6-[(benzyloxycarbonyl)amino]imidazo[4,5-e][1,4]diazepine-5,8-dione