Description

Sodium 5-((2-Hydroxy-5-((4-Hydroxyphenyl)Sulphonyl)Phenyl)Methyl)Naphthalene-2-Sulphonate is a high-purity, water-soluble aromatic sulfonate compound designed for advanced industrial applications. This specialty chemical is valued for its unique molecular structure, which provides excellent functional properties as an intermediate or additive in performance-driven formulations. It is essential for manufacturers in the dyes and pigments, specialty polymers, and advanced material science sectors seeking to enhance product performance and stability.

Application

• Dye and Pigment Intermediate: A key building block for synthesizing high-value, water-soluble azo dyes and optical brighteners.
• Polymer Additive: Functions as a dispersant, emulsifier, or charge-modifying agent in specialty polymer and resin production.
• Electroplating & Surface Treatment: Used in advanced electroplating baths to improve metal deposition uniformity and surface finish quality.
• Paper & Textile Chemicals: Serves as a functional component in coatings, sizing agents, and treatment formulations for enhanced material properties.
• Research & Development: A critical reagent for organic synthesis and material science research in academic and industrial laboratories.
• Photographic Chemicals: Potential use in the formulation of light-sensitive layers and developing agents.

Basic Information

Product Name	Sodium 5-((2-Hydroxy-5-((4-Hydroxyphenyl)Sulphonyl)Phenyl)Methyl)Naphthalene-2-Sulphonate
CAS No.	84852-32-4
Molecular Formula	C23H17NaO7S2
Molecular Weight	500.48 g/mol
Synonyms	5-[(2-Hydroxy-5-[(4-hydroxyphenyl)sulfonyl]phenyl)methyl]naphthalene-2-sulfonic acid sodium salt; Sodium 5-[(2-hydroxy-5-[(4-hydroxyphenyl)sulfonyl]phenyl)methyl]-2-naphthalenesulfonate; Benzenesulfonic acid, 5-[(2-hydroxy-5-[(4-hydroxyphenyl)sulfonyl]phenyl)methyl]-2-naphthalenesulfonic acid, sodium salt; 84852-32-4; Light-sensitive aromatic sulfonate.
EINECS	Contact for details

Quality Control

Our Sodium 5-((2-Hydroxy-5-((4-Hydroxyphenyl)Sulphonyl)Phenyl)Methyl)Naphthalene-2-Sulphonate is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and reliable performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Light yellow to beige powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%
Solubility (in Water)	Clear, complete solution

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.