Description

Sodium Hydroxytoluenesulphonate is a versatile organic sulfonate salt widely used as a key intermediate and additive in specialty chemical synthesis. Its primary value lies in its ability to act as a solubilizing agent and a mild sulfonating or alkylating agent in controlled reactions. This compound is particularly important for manufacturers in the pharmaceutical, agrochemical, and dye industries who require high-purity intermediates for complex synthesis. The product is supplied under strict quality control to ensure batch-to-batch consistency for demanding industrial applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other drug substances requiring sulfonate or hydroxytoluene moieties.
• Agrochemical Synthesis: Serves as a building block in the production of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of sulfonated dyes and organic pigments, aiding in solubility and color development.
• Surfactant and Detergent Industry: Can be utilized as a precursor or component in the formulation of specialized anionic surfactants.
• Chemical Research & Development: Employed in organic synthesis labs for developing new compounds and studying sulfonation reactions.
• Polymer Additive: Functions as a processing aid or modifying agent in certain polymer systems.

Basic Information

Product Name	Sodium Hydroxytoluenesulphonate
CAS No.	42871-17-0
Molecular Formula	C7H7NaO4S
Molecular Weight	210.18 g/mol
Synonyms	Sodium p-Toluenesulfinate Hydroxide; Sodium (Hydroxy)(4-methylphenyl)sulfinate; 4-Methylbenzenesulfinic acid, sodium salt, hydroxide; p-Toluenesulfinic acid, sodium salt, hydroxide adduct; Sodium p-Toluenesulfinate Monohydrate (related form); SHTS; Hydroxytoluene-4-sulfonate Sodium Salt
EINECS	Contact for details

Quality Control

Our Sodium Hydroxytoluenesulphonate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant parameters. Our quality commitment supports applications requiring high standards, including pharmaceutical and agrochemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation or caking. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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