Description

Sodium 4-Hydroxy-3,5-Diiodobenzenesulphonate is a high-purity iodinated aromatic compound, serving as a critical intermediate and reagent in advanced chemical synthesis. Its unique structure, featuring both iodine and sulfonate functional groups, makes it a valuable building block for creating specialized molecules with targeted properties. This product is essential for research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-quality intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of iodinated contrast agents, thyroid hormone analogs, and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators where the iodine moiety imparts specific biological activity.
• Chemical Research & Development: A versatile reagent for organic synthesis, particularly in electrophilic aromatic substitution and coupling reactions to introduce iodine atoms.
• Dye and Pigment Manufacturing: Intermediate for producing specialized iodinated dyes and colorants with enhanced light-fastness and unique spectral properties.
• Disinfectant and Biocide Formulation: Potential precursor for compounds used in water treatment and surface disinfectants due to the antimicrobial properties of iodine.
• Material Science: Used in the synthesis of functional polymers and liquid crystals where the sulfonate group provides solubility and ionic character.

Basic Information

Product Name	Sodium 4-Hydroxy-3,5-Diiodobenzenesulphonate
CAS No.	49558-23-8
Molecular Formula	C6H3I2NaO4S
Molecular Weight	463.95 g/mol
Synonyms	4-Hydroxy-3,5-diiodobenzenesulfonic Acid Sodium Salt; Sodium 3,5-Diiodo-4-hydroxybenzenesulfonate; Benzenesulfonic acid, 4-hydroxy-3,5-diiodo-, sodium salt; 3,5-Diiodo-4-hydroxybenzenesulfonic Acid Sodium Salt; 3,5-Diiodo-4-hydroxybenzenesulfonate Sodium; Sodium 3,5-Diiodosalicylsulfonate (archaic)
EINECS	Contact for details

Quality Control

Our Sodium 4-Hydroxy-3,5-Diiodobenzenesulphonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed results for parameters including assay, related substances, and residual solvents. Our quality commitment supports applications requiring high-purity intermediates for GMP or research-grade synthesis.

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 compound is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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