1,3-Benzenedisulfonic Acid | 98-48-6

Cas No :

98-48-6

Synonyms :

Form :

 Powder

Molecular Weight :

238.24 G/Mol

Molecular Formula :

C6H6O6S2

Melting Point :

136.00 °C

Description :

Overview of 1,3-Benzenedisulfonic Acid

1,3-Benzenedisulfonic Acid (C₆H₄(SO₃H)₂), also known as m-benzenedisulfonic acid, is a white crystalline solid with strong acidic properties and excellent water solubility. It is widely used as a chemical intermediate in the production of dyes, detergents, surfactants, and specialty chemicals.

Its dual sulfonic acid groups make it highly reactive in sulfonation and condensation reactions, making it an essential component in industrial chemical synthesis. 1,3-Benzenedisulfonic Acid is valued for its high purity and consistent reactivity.

Other related products available on our website include Benzene Sulfonic Acid, 1,2-Benzenedisulfonic Acid, and Toluene Sulfonic Acid, which are widely used in chemical intermediates, detergents, and dyes.


Applications of 1,3-Benzenedisulfonic Acid

Dye & Pigment Industry

  • Used as an intermediate in azo dye and sulfonated dye synthesis

  • Enhances solubility, color stability, and brightness

  • Serves as a key building block for specialty colorants


Detergents & Surfactants

  • Functions as a raw material in anionic surfactant production

  • Improves emulsifying and cleaning efficiency

  • Used in industrial cleaning agents and household detergents


Chemical Intermediates

  • Acts as a precursor for pharmaceuticals, agrochemicals, and specialty chemicals

  • Supports condensation and sulfonation reactions in organic synthesis

  • Enhances water solubility of organic compounds


Polymer & Resin Industry

  • Used in resin modification and sulfonated polymer synthesis

  • Improves dispersibility and ionic properties of polymers


Safety & Handling Guidelines

  • Causes skin and eye irritation; avoid direct contact

  • Use gloves, protective clothing, and goggles

  • Handle in a well-ventilated area to avoid inhalation

  • Store in a cool, dry, and ventilated place away from strong oxidizers and bases

  • Follow MSDS instructions for handling, storage, and disposal


Where to Buy 1,3-Benzenedisulfonic Acid?

1,3-Benzenedisulfonic Acid Manufacturer

ChemicalBull supplies high-purity 1,3-Benzenedisulfonic Acid suitable for dyes, detergents, and chemical intermediate applications.


1,3-Benzenedisulfonic Acid Supplier & Distributor

  • Available in bulk and customized packaging

  • COA, TDS & MSDS provided

  • Reliable domestic and international supply


1,3-Benzenedisulfonic Acid MSDS

MSDS provides complete information on hazards, first-aid measures, handling, and storage requirements. Always review before use.


Frequently Asked Questions (FAQs)

  1. What is 1,3-Benzenedisulfonic Acid used for?

    It is used as a chemical intermediate in dyes, detergents, surfactants, polymers, and specialty chemicals.

  2. Is it hazardous?

    Yes. It may cause irritation to skin, eyes, and respiratory tract. Use proper protective equipment during handling.

  3. Is it soluble in water?

    Yes, it is highly soluble in water due to its sulfonic acid groups.