2,2,2-trichloroethyl 2-[(1R)-1-({[(6R)-6-(5-chloro-2-methoxybenzyl)-5-oxo-2-(phenoxyimino)-1,4-diazepan-4-yl]carbonyl}amino)propyl]-1,3-oxazole-4-carboxylate 在
锌 silica gel 、 chloroform methanol HOAc 作用下,
以
溶剂黄146 为溶剂,
反应 3.0h,
以to obtain the title compound (17.4 mg)的产率得到2-[(1R)-1-({[(6R)-6-(5-chloro-2-methoxybenzyl)-7-oxo-3-(phenoxyimino)-1,4-diazepan-1-yl]carbonyl}amino)propyl]-1,3-oxazole-4-carboxylic acid