Description

4,4'-Dihydroxybiphenyl-3,3',5,5'-Tetra(Phenyl-4-Carboxylic Acid is a high-purity, multifunctional organic compound featuring a biphenyl core with multiple phenolic and carboxylic acid groups. This unique structure makes it a valuable advanced intermediate for synthesizing complex polymers and specialty chemicals. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of novel drug candidates, particularly in creating complex molecular scaffolds.
• Polymer Chemistry: Acts as a multifunctional monomer or cross-linking agent for producing high-performance engineering plastics, liquid crystal polymers (LCPs), and epoxy resins.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Material Science: Employed in the development of organic electronic materials, such as components for OLEDs or conductive polymers.
• Coating & Adhesive Formulations: Functions as a modifier to enhance thermal stability, adhesion, and chemical resistance in specialty coatings and adhesives.
• Chelating Agent Precursor: Its structure is suitable for developing ligands and chelating agents for metal catalysis and extraction processes.

Basic Information

Product Name	4,4'-Dihydroxybiphenyl-3,3',5,5'-Tetra(Phenyl-4-Carboxylic Acid
CAS No.	2143095-89-8
Molecular Formula	C40H26O10
Molecular Weight	666.63 g/mol
Synonyms	3,3',5,5'-Tetrakis(4-carboxyphenyl)-[1,1'-biphenyl]-4,4'-diol; Biphenyl-4,4',3,3',5,5'-hexol, 3,3',5,5'-tetrakis(4-carboxyphenyl)-; Tetrakis(4-carboxyphenyl)biphenyltetrol; Multifunctional Biphenyl Tetracarboxylic Acid Derivative; Advanced Biphenyl Monomer
EINECS	Contact for details

Quality Control

Our production of 4,4'-Dihydroxybiphenyl-3,3',5,5'-Tetra(Phenyl-4-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure compliance with exacting R&D and industrial standards. Comprehensive Certificates of Analysis (COA) detailing all specifications are provided to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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