benzyl 5-methyl-3-oxo-1-((2-oxooxazolidin-5-yl)methyl)-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
甲醇 为溶剂,
反应 18.33h,
以100%的产率得到5-methyl-3-oxo-1-((2-oxooxazolidin-5-yl)methyl)-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylic acid