Description

(2-Hydroxyphenyl)Hydroxymethanesulfonic Acid Sodium Salt is a versatile organic sulfonate salt with significant utility as a chemical intermediate and functional additive. Its molecular structure, featuring both phenolic and sulfonic acid groups, provides unique reactivity and solubility properties valuable for advanced synthesis. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop or enhance product performance. We supply this high-purity material to support global R&D and production needs with consistent quality and reliable availability.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring phenolic or sulfonate functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where its structure aids in bioavailability and systemic activity.
• Polymer Modification: Acts as a functional monomer or additive to introduce sulfonate groups into polymers, enhancing hydrophilicity, dyeability, or antistatic properties.
• Crosslinking Agent: Employed in resin and coating formulations to promote crosslinking, improving film hardness, chemical resistance, and durability.
• Chelating Agent: Utilized in water treatment and industrial cleaning formulations for its metal-sequestering capabilities.
• Bioconjugation Chemistry: Serves as a linker or modifying reagent in the development of diagnostic reagents and bioconjugates.
• Research & Development: A valuable reagent for organic chemists in academia and industry exploring new synthetic pathways and novel compounds.

Basic Information

Product Name	(2-Hydroxyphenyl)Hydroxymethanesulfonic Acid Sodium Salt
CAS No.	4445-76-5
Molecular Formula	C7H7NaO6S
Molecular Weight	242.18 g/mol
Synonyms	Sodium (2-Hydroxyphenyl)Hydroxymethanesulfonate; Phenol, 2-[(Hydroxysulfonyl)methyl]-, Sodium Salt; Sodium 2-Hydroxybenzylsulfonate; Sodium Salicylsulfonate; 2-Hydroxybenzyl Alcohol Sulfonic Acid Sodium Salt; Hydroxymethanesulfonic Acid, (2-Hydroxyphenyl)-, Sodium Salt; Benzenemethanol, 2-hydroxy-, hydrogen sulfate (ester), sodium salt
EINECS	Contact for details

Quality Control

Our (2-Hydroxyphenyl)Hydroxymethanesulfonic Acid Sodium Salt is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide a Certificate of Analysis (COA) with each shipment, detailing the results from tests including HPLC assay, residual solvent analysis, and heavy metal screening. Our quality commitment supports applications requiring high-purity intermediates in regulated environments.

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 after opening to minimize exposure to atmospheric moisture. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	≤ 20 ppm
pH (5% solution)	6.0 - 8.0

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