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CAS号: 70458-94-5 英文名称: ETHYL 7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO-QUINOLINE-5-CARBOXYLATE 英文同义词: NORF-006;Norfloxacin Impurity 5;Pefloxacin EP Impurity G;7-chloro-1-ethyl-6-fluoro-4-oxo-5-quinolinecarboxylic acid ethyl ester;Ethyl 7-chloro-1-ethyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylate;ETHYL 7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO-QUINOLINE-5-CARBOXYLATE;7-Chloro-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester;3-Quinolinecarboxylic acid, 7-chloro-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-, ethyl ester 中文名称: 7-氯-1-乙基-6-氟-1,4-二氢-4-氧代喹啉-3-羧酸乙酯 中文同义词: 诺氟沙星杂质5;7-氯-1-乙基-6-氟-1,4-二氢-4-氧代喹啉-3-羧酸乙酯;7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO-3-QUINOLINECARBOXYLIC ACID ETHYL ESTER 分子式: C14H13ClFNO3 分子量: 297.71 熔点 : 139-141 °C 沸点 : 425.2±45.0 °C(Predicted) 密度 : 1.335±0.06 g/cm3(Predicted) 酸度系数(pKa): 0.35±0.70(Predicted)