Description

Phenol, 2,2-Methylenebis4-Chloro-6-(5-Chloro-2-Hydroxyphenyl)Methyl- is a specialized chlorinated phenolic compound, primarily valued as a high-performance intermediate and functional additive. Its complex molecular structure provides unique chemical properties, making it a critical component in advanced material synthesis and stabilization processes. This product is essential for manufacturers in the polymer, specialty chemical, and agrochemical industries seeking to enhance product durability and performance.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant and light stabilizer in engineering plastics and high-performance resins to prevent thermal and UV degradation.
• Specialty Chemical Intermediate: Serves as a key building block for synthesizing advanced agrochemicals, including herbicides and fungicides.
• Flame Retardant Synergist: Used in formulations for flame-retardant plastics and textiles, enhancing the efficacy of primary retardants.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) with specific chlorinated phenolic backbones.
• Adhesive & Coating Additive: Improves the cross-linking density, chemical resistance, and longevity of industrial adhesives and protective coatings.
• Rubber Antioxidant: Protects synthetic rubber compounds from oxidative aging, extending the service life of rubber products.

Basic Information

Product Name	Phenol, 2,2-Methylenebis4-Chloro-6-(5-Chloro-2-Hydroxyphenyl)Methyl-
CAS No.	78563-28-7
Molecular Formula	C21H14Cl4O2
Molecular Weight	448.15 g/mol
Synonyms	2,2'-Methylenebis[4-chloro-6-(5-chloro-2-hydroxyphenyl)methyl]phenol; 4,4'-Methylenebis(2,6-dichlorophenol) derivative; Phenolic antioxidant AO-6; Lowilite 62; Antioxidant 300; Bis(3,5-dichloro-2-hydroxybenzyl)methane; 1,1'-Methylenebis[2-(3,5-dichloro-2-hydroxyphenyl)]ethane (common misnomer); Tetrachlorinated bisphenol derivative
EINECS	Contact for details

Quality Control

Our production of Phenol, 2,2-Methylenebis4-Chloro-6-(5-Chloro-2-Hydroxyphenyl)Methyl- adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and quality assurance for our global B2B clients.

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/59-77°F). Keep away from strong alkalis and incompatible organic solvents. The container must be kept tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	155°C - 165°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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