Description

2,2'-Methylenebis(4-Chlorophenol) is a halogenated bisphenol compound primarily used as a versatile chemical intermediate and functional additive. Its molecular structure provides excellent antimicrobial and preservative properties, making it a critical component in formulations requiring long-term stability and protection. This product is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking to enhance product performance and shelf life.

Application

• Polymer Stabilizer and Antioxidant: Used as an additive in plastics, resins, and synthetic rubbers to prevent thermal and oxidative degradation during processing and in-service use.
• Antimicrobial Preservative: Serves as an active ingredient in industrial biocides, disinfectants, and material preservatives for coatings, adhesives, and sealants.
• Chemical Intermediate: A key building block in the synthesis of more complex molecules for agrochemicals (e.g., pesticides, herbicides) and specialty fine chemicals.
• Flame Retardant Synergist: Employed in halogen-based flame retardant formulations for textiles, electronics, and construction materials.
• Pharmaceutical Intermediate: Used in controlled synthesis processes for certain active pharmaceutical ingredients (APIs) and disinfectant products.
• Research & Development: Utilized in academic and industrial R&D laboratories for studying phenolic compounds and developing new material science applications.

Basic Information

Product Name	2,2'-Methylenebis(4-Chlorophenol)
CAS No.	1322-43-6
Molecular Formula	C13H10Cl2O2
Molecular Weight	269.12 g/mol
Synonyms	Dichlorophen; 2,2'-Methylenebis(4-chlorophenol); Bis(5-chloro-2-hydroxyphenyl)methane; 4,4'-Methylenebis(2-chlorophenol); Anthiphen; Preventol; DCP; Dichlorophene
EINECS	215-322-0

Quality Control

Our 2,2'-Methylenebis(4-Chlorophenol) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to guarantee compliance with your technical requirements.

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 strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	177°C - 182°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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