The present invention provides an improved process for the preparation Ertapenem monosodium of formula (I) having purity greater than 98.5% and having pharmaceutically acceptable level of palladium and residual solvent. (I)
本发明提供了一种改进的工艺,用于制备纯度大于98.5%且具有药物可接受
水平的
钯和残留溶剂的
厄他培南单
钠,其
化学公式为(I)。