Description

Phenol,4,4'-Sulfonylbis[2,6-Dichloro- is a specialized halogenated bisphenol derivative, serving as a critical high-performance intermediate in advanced polymer synthesis. Its value lies in its ability to impart enhanced thermal stability, flame retardancy, and chemical resistance to final materials. This compound is essential for manufacturers in the engineering plastics, specialty epoxy resins, and high-temperature adhesive industries seeking to develop superior material properties.

Application

• High-Performance Polymer Intermediate: Key monomer for synthesizing polyethersulfones (PES) and polysulfones, offering excellent thermal and oxidative stability.
• Flame-Retardant Additive Synthesis: Used in the production of halogenated flame retardants for engineering plastics and textiles.
• Specialty Epoxy Resin Formulation: Acts as a reactive diluent or cross-linking agent to enhance the heat resistance and mechanical strength of epoxy systems.
• Advanced Composite Materials: Integral in the production of matrices for aerospace and automotive composites requiring high durability.
• Pharmaceutical Intermediate: Potential building block in the synthesis of complex active pharmaceutical ingredients (APIs).
• Chemical Research & Development: Serves as a versatile reagent for developing novel polymeric materials and studying structure-property relationships.

Basic Information

Product Name	Phenol,4,4'-Sulfonylbis[2,6-Dichloro-
CAS No.	30609-79-1
Molecular Formula	C12H6Cl4O4S
Molecular Weight	380.05 g/mol
Synonyms	4,4'-Sulfonylbis(2,6-dichlorophenol); 2,2'-Sulfonylbis(4,6-dichlorophenol); Bis(2,6-dichloro-4-hydroxyphenyl) sulfone; Tetrachlorobisphenol S; TCBPS; Phenol, 4,4'-sulfonylbis[2,6-dichloro-; 2,6-Dichloro-4-(2,6-dichloro-4-hydroxyphenoxy)sulfonylphenol
EINECS	Contact for details

Quality Control

Our production of Phenol,4,4'-Sulfonylbis[2,6-Dichloro- adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is analyzed against comprehensive specifications using advanced techniques like HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Contact for details

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