Description

3,5-Dibromo-2-Hydroxybenzenesulphonic Acid is a halogenated phenolic sulfonic acid derivative, serving as a versatile and reactive chemical intermediate. Its value lies in the strategic placement of bromine atoms and the sulfonic acid group, which facilitate further functionalization and enhance solubility for downstream synthesis. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty dye industries seeking to develop advanced active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring brominated aromatic cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the bromine substituents impart specific biological activity.
• Dye and Pigment Manufacturing: Acts as a precursor for brominated azo dyes and high-value pigments, contributing to color fastness and unique spectral properties.
• Chemical Research & Development: Employed in organic synthesis laboratories for developing new chemical entities and studying electrophilic aromatic substitution reactions.
• Ligand and Chelating Agent Precursor: The hydroxyl and sulfonic acid groups make it a useful starting material for synthesizing specialized ligands used in catalysis and metal ion sequestration.
• Polymer Modification: Can be incorporated into polymer chains to introduce flame-retardant properties (via bromine) and improve hydrophilicity (via sulfonic acid group).

Basic Information

Product Name	3,5-Dibromo-2-Hydroxybenzenesulphonic Acid
CAS No.	94159-37-2
Molecular Formula	C6H4Br2O4S
Molecular Weight	331.97 g/mol
Synonyms	3,5-Dibromo-2-hydroxybenzenesulfonic acid; 2-Hydroxy-3,5-dibromobenzenesulfonic acid; 3,5-Dibromosalicylic acid sulfonic acid; Benzenesulfonic acid, 3,5-dibromo-2-hydroxy-; 3,5-Dibromo-2-hydroxybenzene-1-sulfonic acid; 3,5-Dibromosalicylic acid-6-sulfonic acid; 6-Sulfo-3,5-dibromosalicylic acid
EINECS	Contact for details

Quality Control

Our production of 3,5-Dibromo-2-Hydroxybenzenesulphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. Certificates of Analysis (COA) detailing specific results for purity, assay, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

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). Due to its strong acid nature, keep away from incompatible materials such as bases, reducing agents, and reactive metals. Handle and store in accordance with all applicable local and international regulations for industrial chemicals.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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