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别名 左氧氟沙星, Tavanic, Levaquin, Fluoroquinolone, Cravit, (-)-Ofloxacin
Levofloxacin ((-)-Ofloxacin) 是合成的氟喹诺酮类抗生素,有抑制细菌 DNA 旋转酶的超螺旋活性的作用,能阻止 DNA 复制。Levofloxacin 是一种广谱抗生素,用于治疗多种细菌感染。

Levofloxacin ((-)-Ofloxacin) 是合成的氟喹诺酮类抗生素,有抑制细菌 DNA 旋转酶的超螺旋活性的作用,能阻止 DNA 复制。Levofloxacin 是一种广谱抗生素,用于治疗多种细菌感染。
| 规格 | 价格 | 库存 | 数量 |
|---|---|---|---|
| 50 mg | ¥ 298 | 现货 | |
| 100 mg | ¥ 418 | 现货 | |
| 500 mg | ¥ 553 | 现货 | |
| 5 g | ¥ 798 | 现货 | |
| 1 mL x 10 mM (in DMSO) | ¥ 460 | 现货 |
Levofloxacin 相关产品
| 产品描述 | Levofloxacin ((-)-Ofloxacin) is a synthetic fluoroquinolone antibiotic that inhibits the superhelical activity of bacterial DNA rotamase and prevents DNA replication. Levofloxacin is a broad-spectrum antibiotic used for the treatment of a wide range of bacterial infections. |
| 靶点活性 | P-gp (Caco-2 cells):1644 μM, ΔTolC E.coli:0.016 μg/mL (MIC), K562 cells proliferation:10.4 μM |
| 体外活性 | 方法: 膀胱细胞系 SV-HUC-1 和 T24 用 Levofloxacin (25-800 µg/mL) 处理 24-48 h,通过 MTT assay 检测细胞活力。 |
| 体内活性 | 方法: 为研究体内抗菌活性,将 Levofloxacin (100 mg/kg) 和 Imipenem (100 mg/kg) 腹腔注射给 Acinetobacter baumannii 肺炎小鼠模型,给药四次,间隔 3 h。 |
| 别名 | 左氧氟沙星, Tavanic, Levaquin, Fluoroquinolone, Cravit, (-)-Ofloxacin |
| 分子量 | 361.37 |
| 分子式 | C18H20FN3O4 |
| CAS No. | 100986-85-4 |
| Smiles | O=C1C=2C3=C(C(=C(F)C2)N4CCN(C)CC4)OC[C@H](C)N3C=C1C(O)=O |
| 密度 | 1.48 g/cm3 |
| 存储 | keep away from direct sunlight,keep away from moisture | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | |||||||||||||||||||||||||||||||||||||||||||||
| 溶解度信息 | DMSO: 42.5 mg/mL (117.61 mM), Sonication is recommended. Ethanol: 2 mg/mL (5.53 mM), Sonication is recommended. H2O: 9 mg/mL (24.91 mM), Sonication is recommended. | |||||||||||||||||||||||||||||||||||||||||||||
| 体内实验配方 | 10% DMSO+40% PEG300+5% Tween 80+45% Saline: 1 mg/mL (2.77 mM), Sonication is recommended. 请按顺序添加溶剂,在添加下一种溶剂之前,尽可能使溶液澄清。如有必要,可通过加热、超声、涡旋处理进行溶解。工作液建议现配现用。以上配方仅供参考,体内配方并不是绝对的,请根据不同情况进行调整。 | |||||||||||||||||||||||||||||||||||||||||||||
溶液配制表 | ||||||||||||||||||||||||||||||||||||||||||||||
Ethanol/H2O/DMSO
H2O/DMSO
DMSO
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