Description

4',4"'-Oxybis(([1,1'-Biphenyl]-3,5-Dicarboxylic Acid)) is a high-purity, multi-functional aromatic dicarboxylic acid derivative, serving as a critical building block in advanced material synthesis. Its rigid, symmetrical biphenyl core linked by an ether bridge makes it an exceptional monomer for creating polymers with tailored thermal and mechanical properties. This compound is essential for R&D and production in industries focused on high-performance engineering plastics, liquid crystal polymers, and specialty polyimides.

Application

• High-Performance Polymer Synthesis: A key monomer for producing advanced polyimides, polyamides, and polyesters with exceptional thermal stability, chemical resistance, and mechanical strength.
• Liquid Crystal Polymers (LCPs): Used as a rigid, rod-like mesogenic unit in the development of LCPs for electronics, aerospace, and automotive applications.
• Metal-Organic Frameworks (MOFs): Functions as a versatile organic linker or ligand in the construction of porous MOF materials for gas storage, separation, and catalysis.
• Pharmaceutical Intermediates: Serves as a sophisticated synthetic intermediate in the research and development of complex active pharmaceutical ingredients (APIs).
• Specialty Coatings & Adhesives: Imparts durability and heat resistance when incorporated into high-temperature coatings, adhesives, and composite matrices.
• Organic Electronic Materials: Investigated as a component in the molecular design of organic semiconductors and electron-transport materials.

Basic Information

Product Name	4',4"'-Oxybis(([1,1'-Biphenyl]-3,5-Dicarboxylic Acid))
CAS No.	1570096-83-1
Molecular Formula	C28H18O9
Molecular Weight	498.44 g/mol
Synonyms	3,3'-[Oxybis(4,1-phenylene)]bis(1,1'-biphenyl]-5,5'-dicarboxylic acid); 4,4'-Oxybis([1,1'-biphenyl]-3,5-dicarboxylic acid); Biphenyl-3,5-dicarboxylic acid, 4,4'-oxybis-; Oxybis(biphenyldicarboxylic acid); BPDC-ether derivative; CAS 1570096-83-1
EINECS	Contact for details

Quality Control

Our production of 4',4"'-Oxybis(([1,1'-Biphenyl]-3,5-Dicarboxylic Acid)) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure consistency and meet precise customer specifications. Certificates of Analysis (COA) detailing all critical parameters are provided with every shipment.

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). Due to its sensitivity to strong acids and organic solvents, keep away from incompatible materials. The container must be kept tightly sealed to protect the contents from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
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.