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CAS號(hào):106939-30-4
英文名稱:(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid (Levofloxacin IMpurity)
英文同義詞:UING 4-257;N-Ethyl Levofloxacin;Levofloacin Impurity R;Levofloxacin impurity R;(S)-10-(4-ethylpiperazin-1-yl)-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid;(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid;7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 10-(4-ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-methyl-7-oxo-, (3S)-;(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid (Levofloxacin IMpurity);Levofloxacin?impurity?18/N-Ethyl?Levofloxacin/(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic?Acid
中文名稱:左氧氟沙星雜質(zhì)R
中文同義詞:左氧氟沙星雜質(zhì)R;(3S)-10-(4-乙基-1-哌嗪基)-9-氟-2,3-二氫-3-甲基-7-氧代-7H-吡啶并[1,2,3-DE]-1,4-苯并惡嗪-6-羧酸
分子式:C19H22FN3O4
分子量:375.39
沸點(diǎn):578.3±50.0 °C(Predicted)
密度:1.44±0.1 g/cm3(Predicted)
酸度系數(shù)(pKa):5.19±0.40(Predicted)