Description

4-Hydroxy-3,5-Diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95% is a high-purity iodinated aromatic compound primarily used as a key synthetic intermediate and analytical reagent. Its value lies in its precise chemical structure, which is essential for producing specialty chemicals and active pharmaceutical ingredients (APIs) where consistent quality is critical. This product is needed by research institutions, fine chemical manufacturers, and pharmaceutical companies engaged in advanced organic synthesis and diagnostic development.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of iodinated contrast agents and other radiopharmaceuticals.
• Chemical Synthesis: Serves as a versatile precursor for creating more complex iodinated aromatic compounds and specialty dyes.
• Analytical Chemistry: Used as a standard or reagent in analytical methods, including spectroscopy and chromatography.
• Research & Development: Employed in academic and industrial R&D for studying reaction mechanisms and developing new chemical entities.
• Diagnostic Agent Manufacturing: Potential use in the formulation of diagnostic chemicals and reagents.

Basic Information

Product Name	4-Hydroxy-3,5-Diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95%
CAS No.	6160-10-7
Molecular Formula	C6H3I2NaO5S · 2H2O
Molecular Weight	515.95 g/mol (Anhydrous basis: 479.94 g/mol)
Synonyms	Sodium 4-Hydroxy-3,5-diiodobenzenesulfonate Dihydrate; 3,5-Diiodo-4-hydroxybenzenesulfonic Acid Sodium Salt Dihydrate; Benzenesulfonic acid, 3,5-diiodo-4-hydroxy-, sodium salt, dihydrate; Sodium 3,5-Diiodo-4-hydroxybenzenesulfonate Dihydrate; 3,5-Diiodo-4-hydroxybenzenesulfonic acid sodium salt; 3,5-Diiodo-4-hydroxybenzenesulfonate sodium salt dihydrate; 3,5-Diiodo-4-hydroxybenzenesulfonic Acid Sodium Salt; 3,5-Diiodo-4-hydroxybenzenesulfonic Acid Sodium Salt Hydrate
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3,5-Diiodobenzenesufonic Acid Dihydrate, Sodium Salt is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the declared purity of >95% and consistent chemical identity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	> 95.0%
Water Content (KF)	6.0 - 8.0%
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.