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28266

Sigma-Aldrich

Levofloxacin

98.0-102.0% anhydrous basis (HPLC)

Synonyma:

Levofloxacin Anhydrous, (−)-Ofloxacin

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About This Item

Empirický vzorec (Hillův zápis):
C18H20FN3O4
Číslo CAS:
100986-85-4
Molekulová hmotnost:
361.37
Beilstein/REAXYS Number:
7327015
MDL number:
MFCD00865049
UNSPSC Code:
51102829
PubChem Substance ID:
57648297
NACRES:
NA.85

biological source

synthetic

Quality Level

200

assay

98.0-102.0% anhydrous basis (HPLC)

form

powder or crystals

color

light yellow-white to yellow-white

antibiotic activity spectrum

Gram-negative bacteria
Gram-positive bacteria

mode of action

enzyme | inhibits

SMILES string

OC(C(C1=O)=CN2C(C1=CC(F)=C3N4CCN(C)CC4)=C3OC[C@@H]2C)=O

InChI

1S/C18H20FN3O4/c1-10-9-26-17-14-11(16(23)12(18(24)25)8-22(10)14)7-13(19)15(17)21-5-3-20(2)4-6-21/h7-8,10H,3-6,9H2,1-2H3,(H,24,25)/t10-/m0/s1

InChI key

GSDSWSVVBLHKDQ-JTQLQIEISA-N

Gene Information

human ... KCNH1(3756)

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Application

Levofloxacin is a broad-spectrum antibiotic used in pharmacokinetic , antibiotic resistance , and resistance prevention studies. Antibiotic against bacterial respiratory tract infections.

Biochem/physiol Actions

Levofloxacin is active against Gram-positive and Gram-negative bacteria. It inhibits DNA gyrase (type II topoisomerase) and topoisomerase IV, thereby inhibiting cell division.

Packaging

10mg, 1g, 10g

Other Notes

Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Resp. Sens. 1A - Skin Sens. 1A

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

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Osvědčení o analýze (COA)

Lot/Batch Number
0000417206
0000417206
0000381693
0000381693
0000340342

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Ethambutol dihydrochloride antimycobacterial

Sigma-Aldrich

E4630

Ethambutol dihydrochloride

Norfloxacin analytical standard, ≥98% (TLC)

Supelco

N9890

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Lomefloxacin hydrochloride

Sigma-Aldrich

L2906

Lomefloxacin hydrochloride

Prothionamide ≥99% (HPLC)

Sigma-Aldrich

SMB00387

Prothionamide

Miriam Hurst et al.
Drugs, 62(14), 2127-2167 (2002-09-25)
Levofloxacin is the L-form of the fluoroquinolone antibacterial agent, ofloxacin. In in vitro studies, levofloxacin demonstrated a broad range of activity against Gram-positive and -negative organisms and anaerobes. The drug is more active against Gram-positive organisms than ciprofloxacin, but less
George G Zhanel et al.
Drugs, 62(1), 13-59 (2002-01-16)
The new fluoroquinolones (clinafloxacin, gatifloxacin, gemifloxacin, grepafloxacin, levofloxacin, moxifloxacin, sitafloxacin, sparfloxacin and trovafloxacin) offer excellent activity against Gram-negative bacilli and improved Gram-positive activity (e.g. against Streptococcus pneumoniae and Staphylococcus aureus) over ciprofloxacin. Ciprofloxacin still maintains the best in vitro activity
Takeshi Hirano et al.
International journal of pharmaceutics, 351(1-2), 113-118 (2007-11-06)
L-Carnitine plays an important role in lipid metabolism by facilitating the transport of long-chain fatty acids across the mitochondrial inner membrane followed by fatty acid beta-oxidation. It is known that members of the OCTN family play an important role in
M H Gotfried et al.
Chest, 119(4), 1114-1122 (2001-04-11)
To determine the steady-state plasma, epithelial lining fluid (ELF), and alveolar macrophage (AM) concentrations of levofloxacin and ciprofloxacin. Multiple-dose, open-label, randomized pharmacokinetic study. Thirty-six healthy, nonsmoking adult subjects were randomized either to oral levofloxacin, 500 or 750 mg once daily
Chia-Ying Liu et al.
Antimicrobial agents and chemotherapy, 52(9), 3161-3168 (2008-07-16)
This study reports data on the susceptibilities to five commonly used antianaerobic agents of five clinically frequently encountered anaerobes from 2000 to 2007 and to Bacteroides fragilis isolates causing nosocomial infections from 1990 to 2006. There was a trend of
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