chlorination decomposition

chlorination decompositionchlorination decomposition
  1. Cefixime open side chain acid was prepared by oximation , etherification , chlorination , ester decomposition using t-butyl acetoacetate as starting material .

    以乙酰乙酸叔丁酯为原料,经过肟化、醚化、氯代酯解反应合成了头孢克肟开环侧链酸。