Date published: 2026-4-25

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Sodium 1-Naphthol-3-sulfonate (CAS 13935-00-7)

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Alternate Names:
4-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt
CAS Number:
13935-00-7
Molecular Weight:
246.21
Molecular Formula:
C10H7NaO4S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Sodium 1-Naphthol-3-sulfonate (4-HNS) is a highly versatile organic compound. This water-soluble compound exhibits remarkable adaptability, making it suitable for various laboratory experiments, as well as studies in biochemistry. Its broad range of applications encompasses chemical synthesis, medical treatments, and catalysis in biochemical investigations. Additionally, it plays a role in polymer production, materials development, enzyme kinetics research, and the study of drug metabolism. Sodium 1-Naphthol-3-sulfonate operates through multiple mechanisms to accomplish its functions. Firstly, it acts as a chelating agent, readily binding to metal ions and forming stable complexes. This property enables it to participate in complexation reactions vital for a diverse range of scientific studies. Furthermore, it functions as an oxidizing agent, engaging in redox reactions with reducing agents to generate hydrogen peroxidean important process with various applications. Equally significant is its capacity to serve as a reducing agent, facilitating reactions with oxidizing agents to yield water.


Sodium 1-Naphthol-3-sulfonate (CAS 13935-00-7) References

  1. Exploiting the efficacy of Lysinibacillus sp. RGS for decolorization and detoxification of industrial dyes, textile effluent and bioreactor studies.  |  Saratale, RG., et al. 2015. J Environ Sci Health A Tox Hazard Subst Environ Eng. 50: 176-92. PMID: 25560264

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Sodium 1-Naphthol-3-sulfonate, 25 g

sc-485698
25 g
$133.00