Description

5-Chloro-Alpha,α-Bis(3,5-Dichloro-2-Hydroxyphenyl)-2-Toluenesulfonic is a specialized chlorinated phenolic sulfonic acid derivative with a complex, multi-halogenated structure. This compound serves as a critical high-performance intermediate, valued for its ability to introduce steric bulk and specific halogenated motifs into advanced molecular architectures. It is primarily sought by R&D and production teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients, where its unique scaffold enables the development of compounds with targeted biological activity. Our supply ensures consistent quality and purity, supporting innovation and process scalability for global industrial partners.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly in antimicrobial and anti-inflammatory research.
• Agrochemical Synthesis: Used in the development of next-generation herbicides and fungicides, leveraging its halogenated phenolic structure.
• Polymer Additive Precursor: Serves as a monomer or functionalization agent for creating specialty polymers with enhanced flame retardancy or stability.
• Chemical Research (R&D): A valuable reagent in academic and industrial laboratories for exploring new organic reactions and material properties.
• Dye and Pigment Intermediate: Utilized in the production of complex, color-fast dyes and organic pigments.
• Ligand for Metal Complexation: Potential use in creating chelating agents or catalysts due to its multiple donor sites.

Basic Information

Product Name	5-Chloro-Alpha,α-Bis(3,5-Dichloro-2-Hydroxyphenyl)-2-Toluenesulfonic
CAS No.	4430-22-2
Molecular Formula	C20H12Cl5O5S
Molecular Weight	560.59 g/mol
Synonyms	5-Chloro-α,α-bis(3,5-dichloro-2-hydroxyphenyl)toluene-2-sulfonic acid; 2-Hydroxy-3,3',5,5',6-pentachlorodiphenylmethane-2'-sulfonic acid; NSC 403697; Pentachlorodiphenylmethanesulfonic acid derivative; Bis(3,5-dichloro-2-hydroxyphenyl)(5-chloro-2-sulfophenyl)methane
EINECS	Contact for details

Quality Control

Every batch of 5-Chloro-Alpha,α-Bis(3,5-Dichloro-2-Hydroxyphenyl)-2-Toluenesulfonic is manufactured and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry to verify identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to ensure full traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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