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Key Documents

N7878

Sigma-Aldrich

Nitrofurantoin

98.0-102.0% (EP, UV)

Synonym(s):

N-(5-Nitro-2-furfurylidene)-1-aminohydantoin, Furadoxyl, Nitrofurantoine

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About This Item

Empirical Formula (Hill Notation):
C8H6N4O5
CAS Number:
Molecular Weight:
238.16
Beilstein:
893207
EC Number:
MDL number:
UNSPSC Code:
51102829
PubChem Substance ID:
NACRES:
NA.85

Assay

98.0-102.0% (EP, UV)

form

(Crystalline Powder or crystals)

color

yellow

solubility

DMF: soluble 50 mg/mL

antibiotic activity spectrum

Gram-negative bacteria
Gram-positive bacteria

Mode of action

DNA synthesis | interferes
cell wall synthesis | interferes
protein synthesis | interferes

SMILES string

[O-][N+](=O)c1ccc(\C=N\N2CC(=O)NC2=O)o1

InChI

1S/C8H6N4O5/c13-6-4-11(8(14)10-6)9-3-5-1-2-7(17-5)12(15)16/h1-3H,4H2,(H,10,13,14)/b9-3+

InChI key

NXFQHRVNIOXGAQ-YCRREMRBSA-N

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Application

Nitrofurantoin is a nitrofuran antibiotic that is used as a substrate of bacterial nitrofuran reductase to study the interactions of active metabolites with DNA, ribosomal proteins and metabolic and pro-oxidant processes. It is used to study nitrofurantoin-induced toxicity and antibiotic resistance.Nitrofurantoin is suitable for killing L. monocytogenes-persisters in vitro. Studies has described the use of antioxidants to mitigate the toxic effects of nitrofurantoin on human WI-38 fibroblasts in culture. Alterations to the in vitro morphologic features, viability, and phagocytic activity of isolated bovine mammary polymorphonuclear leukocytes caused by various antibiotics, including nitrofurantoin, have been reported.

Biochem/physiol Actions

Nitrofurantoin is an antibactericidal compound that has been historically prepared by the reaction of 1-aminohydantoin sulfate and 5-nitro-2-furaldehyde diacetate. It shows activity against many Gram-positive and Gram-negative bacteria. Nitrofurantoin is effective against enterococci, staphylococci, streptococci, corneybacteria, many strains of Escherichia coli. Most strains of Proteus spp. and Pseudomonas aeurginosa are more resistant to this compound. Nitrofurantoin is activated by bacterial flavoproteins (nitrofuran reductase) to actively reduce reactive intermediates that modulate and damage ribosomal proteins or other macromolecules, such as DNA. This inhibits DNA, RNA, protein, and cell wall synthesis which causes cell death. Nitrofurantoin has a low resistance potential that is rapidly metabolized by mammals and is active against both Gram-positive and Gram-negative bacteria. It is also a pro-oxidant that is cytotoxic due to the generation of intracellular H 2O2. It is an inhibitor of glutathione reductase. Nitrofurantoin produces hepatotoxicity caused by the redox cycling of the nitro group and its radical anion which leads to oxidative stress.

Other Notes

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

Pictograms

Health hazardExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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W Shen et al.
Human & experimental toxicology, 15(5), 428-434 (1996-05-01)
1. Nitrofurantoin is an antimicrobial agent which produces hepatotoxicity caused by the redox cycling of the nitro group and its radical anion. This futile cycling triggers a complex series of events known collectively as oxidative stress. 2. Our goal was
J Pourahmad et al.
Advances in experimental medicine and biology, 500, 261-265 (2002-01-05)
1. The enzymes responsible for the reductive activation of NFT are not known. We have now shown that under aerobic conditions, inhibitors of cytochrome P450 or P450 reductase but not DT diaphorase prevented NFT induced cytotoxicity and reactive oxygen species
Mutations to Nitrofurantoin and Nitrofurazone Resistance in Escherichia coli K12
Anthony S. Breeze and EMMANUEL E. OBASEIKI-EBOR
Microbiology, 129, 99-103 (1983)
C Michiels et al.
Biochimica et biophysica acta, 967(3), 341-347 (1988-12-15)
The toxicity of nitrofurantoin was studied on human WI-38 fibroblasts: this chemical was lethal when added at concentrations higher than 5.10(-5) M in the culture medium. The protection afforded by antioxidants was then tested: alpha-tocopherol gave at 10(-4) M a
S C Nickerson et al.
American journal of veterinary research, 46(11), 2259-2265 (1985-11-01)
Effects of antibiotics and antibiotic vehicles on polymorphonuclear leukocytes (PMNL) isolated from bovine mammary glands were studied in vitro. Amikacin, dicloxacillin, erythromycin, gentamicin, lincomycin, nitrofurantoin, novobiocin-penicillin, polymyxin B, rifampin, tetracycline, or tiamulin was added to culture medium at 1 mg/ml

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