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左氧氟沙星
目录号: pi07001001     品名: levofloxacin
cas no:100986-85-4|chemical formula: c18h20fn3o4|9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7h-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic……
左氧氟沙星ep杂质b
目录号: pi07001010     品名: levofloxacin impurity b(ep)
cas no: |chemical formula: c17h18fn3o4|(s)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7h-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
左氧氟沙星杂质c(左氧氟沙星甲氧氮芥,左氧氟沙n-氧化物)
目录号: pi07001011     品名: levofloxacin impurity c(ep),levofloxacin impurity c,levofloxacin n-oxide,左氧氟沙星杂质c
cas no:117678-38-3 |chemical formula: c18h20fn3o5|(s)-4-(6-carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7h-[1,4]oxazino[2,3,4-ij]quinolin-10-yl)-1-methylpipera……
左氧氟沙星ep杂质d
目录号: pi07001012     品名: levofloxacin impurity d(defluoro levofloxacin)
cas no:117620-85-6 |chemical formula: c18h21n3o4|(s)-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7h-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic ac……
左氧氟沙星ep杂质e
目录号: pi07001012     品名: levofloxacin impurity e(descarboxyl levofloxacin)
cas no:178964-53-9|chemical formula: c17h20fn3o2|(s)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-2,3-dihydro-7h-[1,4]oxazino[2,3,4-ij]quinolin-7-one
左氧氟沙星杂质1
目录号: pi07001014     品名: levofloxacin impurity 1
cas no: n/a||chemical formula:c16h18fn3o4 ||molecular weight:335.33540||exact mass:335.12813 ||(s)-9-fluoro-3-methyl-10-((2-(methylamino)ethyl)amino)-7-oxo-2,3-……
左氧氟沙星杂质2
目录号: pi07001019     品名: levofloxacin impurity 2
cas no:1797099-76-3||chemical formula:c15h16fn3o4||molecular weight:321.30840 ||exact mass:321.11248 ||(s)-10-((2-aminoethyl)amino)-9-fluoro-3-methyl-7-oxo-2,3-……
左氧氟沙星杂质3
目录号: pi07001015     品名: levofloxacin impurity 3
cas no:106939-30-4 ||chemical formula:c19h22fn3o4 ||molecular weight:375.4004 ||exact mass:375.15943 ||(s)-10-(4-ethylpiperazin-1-yl)-9-fluoro-3-methyl-7-oxo-2,……
左氧氟沙星杂质4(左氧氟沙星乙酯)
目录号: pi07001016     品名: levofloxacin impurity 4(levofloxacin ethyl ester)
cas no:177472-30-9||chemical formula:c20h24fn3o4||molecular weight:389.42740||exact mass:389.17508||(s)-ethyl 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-ox……
左氧氟沙星杂质5
目录号: pi07001017     品名: levofloxacin impurity 5
cas no:n/a||chemical formula:c19h21clfn3o4||molecular weight:409.84240||exact mass:409.12046||chloromethyl(s)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-ox……
左氧氟沙星杂质7
目录号: pi07001018     品名: levofloxacin impurity 7
c​as no:n/a ||chemical formula:c16h18fn3o4 ||molecular weight:447.18032 ||exact mass:447.18056||(s)-10-(4-(tert-butoxycarbonyl)piperazin-1-yl)-9-fluoro-3-methyl……
左氧氟沙星杂质8
目录号: pi07001020     品名: levofloxacin impurity 8
cas no:178912-62-4||chemical formula:c18h20fn3o4||molecular weight:361.37340||exact mass:361.14378||(s)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-……

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