Description

2,2'-Methylenediphenol is a high-purity bisphenol derivative characterized by its two phenolic groups linked by a methylene bridge. This compound serves as a versatile and critical building block in advanced polymer synthesis and specialty chemical manufacturing. It is essential for industries requiring high-performance intermediates for resins, flame retardants, and pharmaceutical synthesis, where precise molecular structure and purity are paramount.

Application

• Polymer & Resin Intermediate: A key monomer for synthesizing specialized epoxy resins, polycarbonates, and phenolic resins with enhanced thermal and mechanical properties.
• Flame Retardant Synthon: Used in the production of halogen-free flame retardants for engineering plastics and electronic materials.
• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Adhesive & Coating Formulations: Imparts improved adhesion, chemical resistance, and durability in high-performance coatings and adhesive systems.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis and material science research.
• Specialty Additives: Functions as an antioxidant or stabilizer precursor in lubricants, fuels, and polymer stabilizer packages.

Basic Information

Product Name	2,2'-Methylenediphenol
CAS No.	2467-02-9
Molecular Formula	C13H12O2
Molecular Weight	200.23 g/mol
Synonyms	2,2'-Dihydroxydiphenylmethane; Bis(2-hydroxyphenyl)methane; 2,2'-Methylenebisphenol; 2,2'-Bisphenol F; (2-Hydroxyphenyl)methanol, dimer; Phenol, 2,2'-methylenebis-; NSC 403697; 2,2'-BPF
EINECS	219-567-5

Quality Control

Our 2,2'-Methylenediphenol is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency that meets or exceeds industry standards. Comprehensive Certificates of Analysis (COA) with full traceability are provided to guarantee reliable supply and product integrity for your critical applications.

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). This product is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability and prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	115 - 120 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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