Date published: 2025-9-18

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Benzalkonium chloride (CAS 63449-41-2)

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Alternate Names:
Alkylbenzyldimethylammonium chloride; Alkyldimethylbenzylammonium chloride
Application:
Benzalkonium chloride is a microbicide
CAS Number:
63449-41-2
Purity:
≥95%
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Benzalkonium chloride is a quaternary ammonium compound that functions as a cationic surfactant. It acts by disrupting the cell membrane of microorganisms, leading to leakage of cellular contents and ultimately causing cell death. This chemical′s mode of action involves its interaction with the lipid bilayer of the cell membrane, leading to disruption of the membrane′s integrity. This disruption results in the loss of cellular function and eventual cell death. Benzalkonium chloride′s function as a surfactant allows it to effectively interact with and disrupt the membranes of various microorganisms, which may be useful for research and development purposes. Its mechanism of action at the molecular level may be useful for experimental studies involving the control and manipulation of microbial populations.


Benzalkonium chloride (CAS 63449-41-2) References

  1. Mild Positive Pressure Improves the Efficacy of Benzalkonium Chloride against Staphylococcus aureus Biofilm.  |  Tahir, S., et al. 2022. Bioengineering (Basel). 9: PMID: 36135007
  2. Hyperkeratotic flexural erythema (more commonly known as granular parakeratosis) with use of laundry sanitizers containing benzalkonium chloride.  |  Dear, K., et al. 2022. Clin Exp Dermatol. 47: 2196-2200. PMID: 36164686
  3. Transcriptional insight into the effect of benzalkonium chloride on resistance and virulence potential in Salmonella Typhimurium.  |  Park, S. and Yoon, H. 2023. Microbiol Res. 266: 127240. PMID: 36306680
  4. Contribution of RND-Type Efflux Pumps in Reduced Susceptibility to Biocides in Acinetobacter baumannii.  |  Meyer, C., et al. 2022. Antibiotics (Basel). 11: PMID: 36421279
  5. Increasing the Efficacy of Treatment of Staphylococcus aureus-Candida albicans Mixed Infections with Myrtenol.  |  Mahmoud, RY., et al. 2022. Antibiotics (Basel). 11: PMID: 36551400
  6. Mixed-mode chromatography of mixed functionalized analytes as the homologues of benzalkonium chloride. Application to pharmaceutical formulations.  |  Prieto-Blanco, MC., et al. 2023. Talanta. 255: 124228. PMID: 36587429
  7. Effectiveness and Safety of Albuterol Solutions with and without Benzalkonium Chloride.  |  Al-Subu, AM., et al. 2023. Respir Care.. PMID: 36669780
  8. Antimicrobial and Biofilm-Preventing Activity of l-Borneol Possessing 2(5H)-Furanone Derivative F131 against S. aureus—C. albicans Mixed Cultures.  |  Sulaiman, R., et al. 2022. Pathogens. 12: PMID: 36678375
  9. Plasma membrane damage triggered by benzalkonium chloride and cetylpyridinium chloride induces G0/G1 cell cycle arrest via Cdc6 reduction in human lung epithelial cells.  |  Kanno, S., et al. 2023. J Toxicol Sci. 48: 75-86. PMID: 36725023
  10. Rodent models for dry eye syndrome: Standardization using benzalkonium chloride and scopolamine hydrobromide.  |  Chaudhari, P., et al. 2023. Life Sci. 317: 121463. PMID: 36731648
  11. Double BAC and Triple BAC: A Systematic Analysis of the Disinfectant Properties of Multicationic Derivatives of Benzalkonium Chloride (BAC).  |  Toles, ZEA., et al. 2023. ChemMedChem. 18: e202300018. PMID: 36823400
  12. Genotoxicity study of 2-methoxyethanol and benzalkonium chloride through Comet assay using 3D cultured HepG2 cells.  |  Lim, C., et al. 2022. Environ Anal Health Toxicol. 37: e2022031-0. PMID: 36916044
  13. Listeria monocytogenes from food and food industry environments with reduced susceptibility to benzalkonium chloride, sodium hypochlorite, and peracetic acid.  |  Jaskulski, IB., et al. 2023. FEMS Microbiol Lett. 370: PMID: 36931897
  14. The Hormetic Effect Observed for Benzalkonium Chloride and Didecyldimethylammonium Chloride in Serratia sp. HRI.  |  McCarlie, SJ., et al. 2023. Microorganisms. 11: PMID: 36985138
  15. Suppression of NLRP3/Caspase-1/GSDMD Mediated Corneal Epithelium Pyroptosis Using Melatonin-Loaded Liposomes to Inhibit Benzalkonium Chloride-Induced Dry Eye Disease.  |  Lou, Q., et al. 2023. Int J Nanomedicine. 18: 2447-2463. PMID: 37192892

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Benzalkonium chloride, 100 g

sc-257126
100 g
$79.00

What is the grade of your BZK and do you certify it's use as an Active pharmaceutical Ingredient. Do your manufacturing processes conply with cGMP, ICH Q7 guidelines? Thanks.

Asked by: Joe NS
Our chemical is research grade and is not suitable to be used for diagnostic or therapeutic use. We do not practice GMP, as GMP is for pharmaceutical products and our products are for research use only.
Answered by: Technical Support
Date published: 2020-03-28
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Rated 4 out of 5 by from Producto acorde con lo esperadoLa calidad y pureza del producto coincide con lo esperado
Date published: 2018-05-03
Rated 5 out of 5 by from Zhou et alZhou et al. (PubMed ID 26345878) used the cationic surface active agent, Benzalkonium chloride, to establish an experimental megacolon model using at bone marrow mesenchymal stem cells. -SCBT Publication Review
Date published: 2015-06-19
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Benzalkonium chloride is rated 4.5 out of 5 by 2.
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