3-Hydroxy-2,7-naphthalenedisulfonic Acid (CAS 148-75-4)

3-Hydroxy-2,7-naphthalenedisulfonic acid (HNDS) is a chemical compound belonging to the naphthalene sulfonic acid family, renowned for its remarkable water solubility. This versatile compound has found wide-ranging applications within the realm of chemical research. 3-Hydroxy-2,7-naphthalenedisulfonic acid plays a pivotal role as a reagent in synthesizing dyes and pigments. Scientific research has capitalized on the multifaceted nature of 3-Hydroxy-2,7-naphthalenedisulfonic acid, utilizing it in various capacities. Analytical chemistry extensively employs this compound as a pH indicator. Furthermore, 3-Hydroxy-2,7-naphthalenedisulfonic acid serves as a complexing agent in the determination of metal ions. Its utility extends to fluorescence probing, enabling the detection of proteins and nucleic acids. Additionally, 3-Hydroxy-2,7-naphthalenedisulfonic acid functions as a reducing agent in synthesizing metal nanoparticles. Although the precise mechanism of action of 3-Hydroxy-2,7-naphthalenedisulfonic acid remains somewhat enigmatic, it is widely believed to exhibit reducing properties, facilitating the donation of electrons to other molecules. This unique characteristic renders 3-Hydroxy-2,7-naphthalenedisulfonic acid valuable in various chemical reactions.