| 1 | 106939-34-8 | 左氧氟环合酯 | LEVOFLOXACIN ACID ESTER | C15H13F2NO4
| 原料药;医药原料;有机化学;医用原料;农药中间体;杂质对照品;农药、医药;农用兽用原料;化工中间体工业原料;功能性添加剂化工原料 | |
| 2 | 86187-11-3 | | 1H-Pyrrole-2-acetic acid, 5-(2,4-difluorobenzoyl)-4-methoxy-1-methyl- | C15H13F2NO4
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| 3 | 143158-55-8 | 1-Cyclopropyl-8-ethoxy-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid | 1-Cyclopropyl-8-ethoxy-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid | C15H13F2NO4
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| 4 | 141290-02-0 | 甲基 1-环丙基-6, 7-二氟-8-甲氧基-4-氧代-1, 4-二氢喹啉-3-甲酸酯 | Methyl 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate. | C15H13F2NO4
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| 5 | 452092-31-8 | 莫西沙星杂质R | 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-hydroxy-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester | C15H13F2NO4
| 杂质对照品;莫西沙星杂质;对照品-杂质对照品;杂质世界-莫西沙星 | |
| 6 | 82419-34-9 | 氧佛沙星酯 | Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate | C15H13F2NO4
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| 7 | | Ethyl-9,10-Difluoro-3-Methyl-7-Oxo-2,3- Dihydro-7H-Pyrido[1,2,3-De]1[,4]-Benzoxazine-6-Carboxylate | Ethyl-9,10-Difluoro-3-Methyl-7-Oxo-2,3- Dihydro-7H-Pyrido[1,2,3-De]1[,4]-Benzoxazine-6-Carboxylate | C15H13F2NO4
| Pharmaceutical Intermediates | |
| 8 | 129798-64-7 | 左氧氟沙星杂质中间体 | ethyl (S)-9,10-difluoro-2-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate | C15H13F2NO4
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