Description

4-Hydroxy-3-Iodobenzenesufonic Acid, Sodium Salt is an organoiodine compound that serves as a versatile intermediate in advanced organic synthesis. Its value lies in the combination of a phenolic hydroxyl group, an iodine substituent, and a sulfonate moiety, which makes it a key building block for creating complex molecules with specific electronic and steric properties. This chemical is particularly relevant for researchers and manufacturers in the pharmaceutical and specialty chemical industries who require high-purity intermediates for coupling reactions and the development of active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring iodinated aromatic structures for biological activity or as a handle for further functionalization.
• Chemical Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) due to the reactivity of the iodine atom, enabling the construction of complex biaryl and other advanced molecular architectures.
• Dye and Pigment Manufacturing: Serves as an intermediate in the production of specialized dyes and pigments, where the iodine and sulfonate groups can influence color properties and solubility.
• Liquid Crystal and Electronic Material Research: Used in the development of organic electronic materials and liquid crystal compounds, where its molecular structure can contribute to desired mesomorphic or conductive properties.
• Analytical Chemistry Reagent: May be employed as a standard or reagent in analytical methods development and validation within quality control laboratories.
• Research and Development: A valuable tool in academic and industrial R&D for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Product Name	4-Hydroxy-3-Iodobenzenesufonic Acid, Sodium Salt
CAS No.	121208-93-3
Molecular Formula	C6H4INO4S•Na
Molecular Weight	328.06 g/mol
Synonyms	Sodium 4-Hydroxy-3-iodobenzenesulfonate; 3-Iodo-4-hydroxybenzenesulfonic Acid Sodium Salt; Benzenesulfonic acid, 4-hydroxy-3-iodo-, sodium salt; 4-Hydroxy-3-iodobenzenesulfonic acid sodium salt; Sodium 3-iodo-4-hydroxybenzenesulfonate; 3-Iodo-4-hydroxybenzenesulfonate sodium salt
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3-Iodobenzenesufonic Acid, Sodium Salt is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for sensitive applications like pharmaceutical synthesis. Certificates of Analysis (COA) documenting identity, purity, 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, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent absorption of atmospheric moisture, which could affect quality.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
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.