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经验公式（希尔记法）:
C18H20FN3O4 · 0.5H2O
化学文摘社编号:
分子量:
370.38
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
41116107
MDL number:
产品名称
左氧氟沙星, United States Pharmacopeia (USP) Reference Standard
InChI key
SUIQUYDRLGGZOL-RCWTXCDDSA-N
SMILES string
O.C[C@H]1COc2c(N3CCN(C)CC3)c(F)cc4C(=O)C(=CN1c24)C(O)=O.C[C@H]5COc6c(N7CCN(C)CC7)c(F)cc8C(=O)C(=CN5c68)C(O)=O
InChI
1S/2C18H20FN3O4.H2O/c2*1-10-9-26-17-14-11(16(23)12(18(24)25)8-22(10)14)7-13(19)15(17)21-5-3-20(2)4-6-21;/h2*7-8,10H,3-6,9H2,1-2H3,(H,24,25);1H2/t2*10-;/m00./s1
grade
pharmaceutical primary standard
API family
levofloxacin
manufacturer/tradename
USP
application(s)
pharmaceutical (small molecule)
format
neat
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Analysis Note
这些产品仅供测试和化验使用。它们不适用于人类或动物，也不能用于诊断、治疗或治愈任何类型的疾病。
Application
左氧氟沙星USP参考标准品的预期用途是美国药典规定的指定质量测试和检测。也用于下列USP专论：
- 左氧氟沙星片
- 左氧氟沙星口服溶液
Other Notes
可能适用相应的销售限制。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Resp. Sens. 1 - Skin Sens. 1
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Analysis and Standardization of Levofloxacin Substance.
Sedova, M. K., et al.
Pharmaceutical Chemistry Journal, 47.11, 620-626 (2014)
R Davis et al.
Drugs, 47(4), 677-700 (1994-04-01)
Levofloxacin, an oral fluoroquinolone antibacterial agent, is the optical S-(-) isomer of ofloxacin. In vitro it is generally twice as potent as ofloxacin. Levofloxacin is active against most aerobic Gram-positive and Gram-negative organisms and demonstrates moderate activity against anaerobes. Drug
Sabine Schuster et al.
Antimicrobial agents and chemotherapy, 58(11), 6870-6878 (2014-09-04)
Efflux is an important mechanism of bacterial multidrug resistance (MDR), and the inhibition of MDR pumps by efflux pump inhibitors (EPIs) could be a promising strategy to overcome MDR. 1-(1-Naphthylmethyl)-piperazine (NMP) and phenylalanine-arginine-β-naphthylamide (PAβN) are model EPIs with activity in
Kyung Eun Han et al.
American journal of ophthalmology, 157(6), 1144-1150 (2014-02-25)
To evaluate dry eye and meibomian gland dysfunction after cataract surgery. Prospective observational case series. We studied 58 eyes of 48 patients who underwent phacoemulsification and evaluated them preoperatively and at 1 month and 3 months postoperatively. Ocular symptom scores
Dong Hui Lim et al.
American journal of ophthalmology, 158(3), 447-454 (2014-06-22)
To investigate visual outcomes of Visian implantable Collamer lens (ICL) implantation in eyes with a shallow anterior chamber depth (ACD). Retrospective, noncomparative, interventional case series. Medical charts of the patients with a low ACD of 2.8 mm or less who
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