Description

2,2'-(4,6-Dimethyl-1,3-Phenylenedimethylene)Bis(4-Chlorophenol) is a specialized phenolic compound with a unique bridged bisphenol structure, serving as a high-performance intermediate in advanced material synthesis. Its molecular architecture provides excellent thermal stability and chemical resistance, making it a valuable building block for creating polymers and additives with enhanced properties. This chemical is primarily sought by R&D and production teams in the polymer, specialty chemical, and pharmaceutical industries for developing novel materials and fine chemicals.

Application

• Polymer Synthesis: Key monomer or chain extender for high-performance engineering plastics, polycarbonates, and epoxy resins, imparting improved thermal and mechanical stability.
• Antioxidant/Stabilizer Precursor: Intermediate in the manufacture of specialized phenolic antioxidants used to protect polymers and lubricants from oxidative degradation.
• Pharmaceutical Intermediate: Used in the research and synthesis of complex organic molecules and active pharmaceutical ingredients (APIs) requiring its specific bisphenol scaffold.
• Cross-linking Agent: Functions as a cross-linker in thermosetting resin systems to enhance network density and final material performance.
• Specialty Additives: Building block for creating custom additives for coatings, adhesives, and sealants to modify properties like adhesion and durability.
• Material Science Research: Utilized in academic and industrial R&D for developing new polymeric materials with tailored characteristics.

Basic Information

Product Name	2,2'-(4,6-Dimethyl-1,3-Phenylenedimethylene)Bis(4-Chlorophenol)
CAS No.	63989-81-1
Molecular Formula	C22H18Cl2O2
Molecular Weight	385.28 g/mol
Synonyms	4,4'-(4,6-Dimethyl-1,3-phenylenedimethylene)bis(2-chlorophenol); 2,2'-Methylenebis(6-chloro-4-methylphenol) derivative; 1,3-Bis[(5-chloro-2-hydroxy-3-methylbenzyl)]-4,6-dimethylbenzene; Bis(4-chloro-2-hydroxy-5-methylbenzyl)-4,6-dimethyl-1,3-benzenedimethanol; Phenol, 2,2'-(4,6-dimethyl-1,3-phenylenedimethylene)bis[4-chloro-; 63989-81-1; Light-sensitive bisphenol derivative
EINECS	Contact for details

Quality Control

Our production of 2,2'-(4,6-Dimethyl-1,3-Phenylenedimethylene)Bis(4-Chlorophenol) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Every lot is analyzed using advanced techniques including HPLC, GC, and NMR to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) documenting all critical specifications are provided with each shipment. We support custom purity requirements and can tailor specifications to meet specific research or cGMP-grade needs upon request.

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). Keep away from heat, open flames, and incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions 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	≤ 20 ppm
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.