Description

4,4'-Dihydroxy-3,3'-diformylbiphenyl is a high-purity, bifunctional aromatic aldehyde and phenol derivative. This compound serves as a versatile and critical building block in advanced organic synthesis, valued for its symmetrical structure and dual reactive formyl and phenolic hydroxyl groups. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for the development of novel materials, ligands, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex heterocycles, macrocycles, and potential drug candidates, particularly those requiring rigid, symmetrical scaffolds.
• Polymer & Resin Chemistry: Serves as a monomer for producing high-performance polymers, such as polyimides, polyesters, and epoxy resins, contributing to thermal stability and mechanical strength.
• Ligand Synthesis: Used to create sophisticated chelating ligands for catalysis and metal-organic frameworks (MOFs), leveraging its phenolic and aldehyde functionalities.
• Agrochemical Research: Intermediate in developing new crop protection agents and plant growth regulators.
• Dye & Pigment Manufacturing: Building block for synthesizing organic dyes and functional pigments.
• Crosslinking Agent: Utilized in formulations requiring chemical crosslinking to enhance material properties in coatings and adhesives.

Basic Information

Product Name	4,4'-Dihydroxy-3,3'-diformylbiphenyl
CAS No.	125366-78-1
Molecular Formula	C14H10O4
Molecular Weight	242.23 g/mol
Synonyms	3,3'-Diformyl-4,4'-dihydroxybiphenyl; 4,4'-Biphenyldiol-3,3'-dicarboxaldehyde; [1,1'-Biphenyl]-4,4'-diol-3,3'-dicarboxaldehyde; 3,3'-Bis(formyl)-4,4'-biphenyldiol; Biphenyl-4,4'-diol-3,3'-dialdehyde; 4,4'-Dihydroxy-[1,1'-biphenyl]-3,3'-dicarbaldehyde
EINECS	Contact for details

Quality Control

Our 4,4'-Dihydroxy-3,3'-diformylbiphenyl is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and consistency.

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 incompatible materials such as strong oxidizing agents, strong bases, and acid chlorides.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.