Description

Disodium Hydrogen 3,5-Disulphonatobenzoate is a high-purity, water-soluble organic salt derived from benzoic acid. This compound is valued for its role as a versatile intermediate and functional additive in advanced chemical synthesis and industrial processes. It is essential for manufacturers in the pharmaceutical, dye, and specialty chemical sectors seeking reliable, high-quality raw materials for production and research.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Dye and Pigment Manufacturing: Serves as a key intermediate for producing water-soluble dyes and colorants.
• Chemical Synthesis: Acts as a building block for creating more complex sulfonated organic compounds.
• Research & Development: Employed in laboratory settings for method development and analytical chemistry applications.
• Specialty Surfactants: Can be utilized in the formulation of specific anionic surfactants and dispersants.
• Catalyst and Ligand Preparation: Used in the preparation of catalysts or ligands for various chemical reactions.

Basic Information

Product Name	Disodium Hydrogen 3,5-Disulphonatobenzoate
CAS No.	19089-55-5
Molecular Formula	C7H4Na2O8S2
Molecular Weight	326.20 g/mol
Synonyms	3,5-Disulfobenzoic Acid Disodium Salt; Benzoic Acid, 3,5-Disulfo-, Disodium Salt; Disodium 3,5-Disulfobenzoate; Disodium 3,5-Disulphonatobenzoate; 3,5-Disulfobenzoic Acid Sodium Salt; Sodium 3,5-Disulfobenzoate; 3,5-Dicarboxybenzenesulfonic Acid Disodium Salt
EINECS	242-842-7

Quality Control

Our Disodium Hydrogen 3,5-Disulphonatobenzoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
pH (5% Solution)	6.0 - 8.0

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