Description

5',5"-Bis(4-Hydroxyphenyl)-2',2",4',4",6',6"-Hexamethyl-[1,1':3',1":3",1"'-Quaterphenyl]-4,4"'-Diol is a high-purity, multifunctional polyphenolic compound characterized by its complex, symmetrical quaterphenyl structure. This compound serves as a critical advanced intermediate or monomer in the synthesis of high-performance polymers and specialty chemicals, where its rigid, multi-aromatic backbone and phenolic end groups provide exceptional thermal stability and reactivity. It is primarily sought by R&D and production teams in the advanced materials, polymer additives, and pharmaceutical intermediates sectors for developing novel resins, stabilizers, and liquid crystal materials.

Application

• Advanced Polymer Synthesis: Acts as a key monomer or chain extender for high-temperature engineering plastics, polycarbonates, and epoxy resins, imparting enhanced thermal and mechanical properties.
• Liquid Crystal Materials: Utilized in the development of novel liquid crystal compounds and mixtures for display technologies due to its rigid, elongated molecular structure.
• Antioxidant & Stabilizer Precursor: Serves as a sophisticated building block for synthesizing next-generation phenolic antioxidants used in plastics, fuels, and lubricants.
• Pharmaceutical Intermediates: Employed in organic synthesis for creating complex drug candidates and bioactive molecules, leveraging its functional hydroxyl groups.
• Cross-linking Agent: Functions as a high-performance cross-linker in specialty coatings, adhesives, and composite materials to improve network density and durability.
• Organic Electronic Materials: Investigated as a core component in the research of organic semiconductors and hole-transport materials for optoelectronic devices.

Basic Information

Item	Details
Product Name	5',5"-Bis(4-Hydroxyphenyl)-2',2",4',4",6',6"-Hexamethyl-[1,1':3',1":3",1"'-Quaterphenyl]-4,4"'-Diol
CAS No.	868046-54-2
Molecular Formula	C46H42O4
Molecular Weight	658.83 g/mol
Synonyms	4,4'''-(Hexamethyl[1,1':3',1":3",1"'-quaterphenyl]-2',2",4',4",6',6"-hexayl)tetraphenol; 5',5"-Bis(4-hydroxyphenyl)-2',2",4',4",6',6"-hexamethyl-1,1':3',1":3",1"'-quaterphenyl-4,4"'-diol; Tetrakis(4-hydroxyphenyl)hexamethylquaterphenyl; Hexamethylquaterphenyl tetraphenol; Multifunctional polyphenolic quaterphenyl; Advanced polyphenol monomer; High-purity quaterphenyl diol.
EINECS	Contact for details

Quality Control

Our production of 5',5"-Bis(4-Hydroxyphenyl)-2',2",4',4",6',6"-Hexamethyl-[1,1':3',1":3",1"'-Quaterphenyl]-4,4"'-Diol adheres to a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and precise determination of physical properties. We provide Certificates of Analysis (COA) with every shipment, detailing all critical specifications to ensure traceability and compliance with your research or production requirements.

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 the container tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.