5-chloro-N-(4-chloropentanoyl)-N-({(5S)-2-oxo-3-[4-(3-oxomorpholin-4-yl)phenyl]-1,3-oxazolidin-5-yl}methyl)thiophene-2-carboxamide 、
cesium Boc-L-valinate 以
N,N-二甲基甲酰胺 为溶剂,
反应 42.0h,
以39%的产率得到[5-[(5-chlorothiophene-2-carbonyl)-[[(5S)-2-oxo-3-[4-(3-oxomorpholin-4-yl)phenyl]-1,3-oxazolidin-5-yl]methyl]amino]-5-oxopentyl] (2S)-3-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoate