Merck
All Photos(1)

N1230000

Norfloxacin

European Pharmacopoeia (EP) Reference Standard

Synonym(s):
1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid, 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-piperazino-3-quinolinecarboxylic acid
Empirical Formula (Hill Notation):
C16H18FN3O3
CAS Number:
Molecular Weight:
319.33
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

CCN1C=C(C(O)=O)C(=O)c2cc(F)c(cc12)N3CCNCC3

InChI

1S/C16H18FN3O3/c1-2-19-9-11(16(22)23)15(21)10-7-12(17)14(8-13(10)19)20-5-3-18-4-6-20/h7-9,18H,2-6H2,1H3,(H,22,23)

InChI key

OGJPXUAPXNRGGI-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Biochem/physiol Actions

Norfloxacin blocks DNA replication by interfering with an ATP-induced structural transition of DNA complexed with DNA gyrase (topoisomerase).
Mode of action: inhibits bacterial DNA replication
Antimicrobial spectrum: Gram-negative bacteria; less effective against Gram-positive bacteria

Packaging

Unit quantity: 20 mg. Subject to change. The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Caution

Other Notes

Sales restrictions may apply.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More documents

Quotes and Ordering

L Miano et al.
European urology, 17 Suppl 1, 13-18 (1990-01-01)
A review of worldwide clinical trials with norfloxacin in the treatment of uncomplicated urinary tract infections (UTIs), as well as our personal experience with 215 assessable patients, is presented. Almost all patients received 400 mg b.i.d. for 3-15 days. Bacteriological
Ying-Jun Zhou et al.
FEMS microbiology letters, 355(2), 124-130 (2014-05-13)
The antimicrobial activity of one 3-hydroxypyridin-4-one (HPO) hexadentate (1) and three HPO hexadentate-based dendrimeric chelators (2-4) was evaluated. They were found to exhibit marked inhibitory effect on the growth of two Gram-positive bacteria and two Gram-negative bacteria. The combination treatment
Bacterial resistance to norfloxacin and other newer quinolones: pattern and prospects.
D R Nalin
European journal of cancer & clinical oncology, 24 Suppl 1, S55-S61 (1988-01-01)
D E Nix et al.
Clinical pharmacy, 6(2), 105-117 (1987-02-01)
The chemistry, mechanism of action, antimicrobial spectrum, pharmacokinetics, clinical efficacy, adverse effects, and dosage and administration of ciprofloxacin and norfloxacin are reviewed, and mechanisms of antimicrobial resistance and drug and laboratory interactions are described. Norfloxacin is the first antimicrobial in
E J Goldstein
The American journal of medicine, 82(6B), 3-17 (1987-06-26)
Norfloxacin is an orally absorbed fluoroquinolone antibacterial with a fluorine at position 6 and a piperazine ring at position 7. These changes have resulted in a marked enhancement (compared with that of the older quinolones) of in vitro antibacterial activity.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service