Description

4,4'-(1,3-Dimethylbutylidene)Diphenol is a specialized bisphenol derivative used as a key monomer and intermediate in advanced polymer synthesis. Its molecular structure offers unique properties for modifying polymer backbones, enhancing thermal stability, and tailoring material performance. This high-purity intermediate is essential for manufacturers in the polymer, specialty resin, and advanced materials sectors seeking to develop products with specific mechanical and chemical characteristics.

Application

• Polymer Intermediate: A critical monomer for the synthesis of specialized polycarbonates, epoxy resins, and phenolic resins.
• Advanced Material Modifier: Used to impart improved thermal stability and mechanical strength to engineering plastics and high-performance composites.
• Coating Formulations: Serves as a building block in high-durability, chemical-resistant coating systems for industrial and automotive applications.
• Adhesive Chemistry: A key component in the production of high-strength, temperature-resistant structural adhesives and sealants.
• Flame Retardant Synergist: Employed in formulations to enhance the efficacy of flame-retardant additives in polymers.
• Chemical Synthesis: A versatile precursor for further organic synthesis in pharmaceutical and agrochemical research.

Basic Information

Product Name	4,4'-(1,3-Dimethylbutylidene)Diphenol
CAS No.	6807-17-6
Molecular Formula	C20H26O2
Molecular Weight	298.42 g/mol
Synonyms	Bisphenol M; 1,1-Bis(4-hydroxyphenyl)-3-methylpentane; 4,4'-(3-Methyl-1,1-pentanediyl)bisphenol; 2,4-Bis(4-hydroxyphenyl)-2-methylpentane; Phenol, 4,4'-(1,3-dimethylbutylidene)di-; NSC 403796; 4,4'-(3-Methylpentane-1,1-diyl)diphenol; DDM (in specific polymer contexts)
EINECS	229-882-1

Quality Control

Our 4,4'-(1,3-Dimethylbutylidene)Diphenol is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all quality parameters is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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 optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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