Description

Sodium Tetrahydronaphthalene-2-Sulphonate is a high-purity, water-soluble sodium salt of a naphthalene sulfonic acid derivative. This compound serves as a versatile intermediate and functional additive, valued for its surfactant properties and ability to modify solubility and surface interactions. It is primarily utilized by manufacturers in the chemical synthesis, dye and pigment, and specialty surfactant industries for applications requiring precise molecular architecture and consistent performance.

Application

• Chemical Synthesis Intermediate: A key building block for the production of more complex organic compounds, dyes, and pharmaceuticals.
• Dye and Pigment Industry: Used as a dispersing agent and leveling agent to improve the color uniformity and stability of dyes.
• Surfactant and Detergent Formulation: Functions as an anionic surfactant or hydrotrope in specialty cleaning and industrial formulations.
• Textile Processing Auxiliary: Acts as a wetting agent, penetrant, or dyeing assistant in textile manufacturing processes.
• Pharmaceutical Excipient: May be employed as a solubilizing agent or stabilizer in certain drug formulations.
• Research & Development: Serves as a standard or reagent in analytical chemistry and material science research.

Basic Information

Product Name	Sodium Tetrahydronaphthalene-2-Sulphonate
CAS No.	25447-59-0
Molecular Formula	C₁₀H₁₁NaO₃S
Molecular Weight	234.25 g/mol
Synonyms	2-Tetralinsulfonic Acid Sodium Salt; Sodium 1,2,3,4-Tetrahydronaphthalene-2-sulfonate; Sodium 2-Tetralinsulfonate; 1,2,3,4-Tetrahydronaphthalene-2-sulfonic Acid Sodium Salt; Tetralin-2-sulfonic Acid Sodium Salt
EINECS	Contact for details

Quality Control

Our Sodium Tetrahydronaphthalene-2-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting these results 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 product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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