Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
6,7-Dichloro-1-ethyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester is an intermediate in the synthesis of Defluoro-6-chloro Norfloxacin Hydrochloride (D228535). Defluoro-6-chloro Norfloxacin hydrochloride is impurity F of Norfloxacin (N681000), which is a pefloxacin derivative that acts as a fluorinated quinolone antibacterial.
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