| 中文名左旋氧氟沙星羧酸 中文同义(S)-9,10-二氟-2,3-二氢-3-甲基-7-氧代-(3S)-7H-吡啶并[1,2,3-de]-1,4-苯并嗪-6-羧酸;左氧氟沙星二氟羧酸;左氧氟羧酸;左旋氧氟沙星羧酸;左氧氟沙星Q-酸;左旋氧氟沙星羧酸, 97+%;左氟羧酸(左旋氧氟沙星羧酸);左氧氟沙星相关化合物B 英文名Levofloxacin carboxylic acid 英文同义Levefluorocarboxylic Acid;Levofloxacin Related Compound B (35 mg) ((S)-9,10,difluro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid);Levo Q Acid(oxa-2,3 dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid;7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicacid,9,10-difluoro-2,3-dihydro-3-Methyl-7-oxo-,(3S)-;(S)-(-)-9,10-Difluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 97+%;(3S)-9,10-Difluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid;(S)-(-)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de][1,4]benzoxadine-6-carboxylic Acid;Levofloxacin USP Related CoMpound B (EP IMpC) CAS100986-89-8 分子式C13H9F2NO4 分子量281.21 EINECS1533716-785-6 结构式  性质熔点>300 °C(lit.) 沸点459.2±45.0 °C(Predicted) 密度1.61±0.1 g/cm3(Predicted) 储存条件Refrigerator 酸度系数(pKa)4.87±0.40(Predicted) 形态neat 旋光性 (optical activity)[α]20/D -64°, c = 1% in DMSO |