Description

3,4-Dihydroxy-1,2,5-Benzenetrisulfonic Acid Trisodium Salt is a high-purity, multi-functional aromatic sulfonate derivative. This compound is valued for its strong chelating properties and ability to act as a stabilizer or intermediate in advanced chemical synthesis. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for research and production processes requiring precise molecular control.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Chelating Agent: Effective for binding metal ions in catalytic systems, water treatment formulations, and analytical chemistry.
• Chemical Synthesis Building Block: Serves as a key precursor for creating more complex sulfonated and hydroxylated aromatic compounds.
• Electroplating & Surface Treatment Additive: Functions as a brightener or stabilizer in specialized plating baths.
• Research & Development: Employed in academic and industrial R&D for studying sulfonation reactions and polymer chemistry.
• Dye & Pigment Intermediate: Used in the production of certain water-soluble dyes and colorants.

Basic Information

Product Name	3,4-Dihydroxy-1,2,5-Benzenetrisulfonic Acid Trisodium Salt
CAS No.	112935-85-0
Molecular Formula	C6H3Na3O12S3
Molecular Weight	408.22 g/mol
Synonyms	1,2,5-Benzenetrisulfonic Acid, 3,4-Dihydroxy-, Trisodium Salt; Trisodium 3,4-Dihydroxybenzene-1,2,5-trisulfonate; Pyrogallolsulfonic Acid Trisodium Salt; Tiron Analog; 3,4-Dihydroxybenzene-1,2,5-trisulfonic Acid Trisodium Salt
EINECS	Contact for details

Quality Control

Our 3,4-Dihydroxy-1,2,5-Benzenetrisulfonic Acid Trisodium Salt is manufactured under strict quality management systems. Each batch is tested 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 to guarantee traceability and consistency.

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); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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