Description

[p-Terphenyl]-4,4''-Dicarboxylic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its rigid, linear molecular structure makes it an invaluable precursor for the development of specialized polymers and functional materials. This compound is essential for researchers and manufacturers in the fields of liquid crystal displays (LCDs), organic light-emitting diodes (OLEDs), and high-performance engineering plastics.

Application

• Liquid Crystal (LC) Materials: A key monomer for synthesizing high-performance liquid crystal polymers (LCPs) and reactive mesogens used in display technology.
• Organic Electronic Materials: Serves as a precursor for electron-transport materials, host materials, and other functional layers in OLED devices.
• High-Temperature Polymers: Used in the production of polyamides, polyimides, and polyesters that require exceptional thermal stability and mechanical strength.
• Metal-Organic Frameworks (MOFs): Acts as an organic linker for constructing porous coordination polymers with applications in gas storage, separation, and catalysis.
• Pharmaceutical Intermediates: Employed in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Specialty Dyes and Pigments: Functions as an intermediate for creating dyes with specific optical properties.
• Cross-linking Agent: Utilized in epoxy resins and other thermosetting polymers to enhance network density and performance.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new materials with tailored properties.

Basic Information

Product Name	[p-Terphenyl]-4,4''-Dicarboxylic Acid
CAS No.	13653-84-4
Molecular Formula	C20H14O4
Molecular Weight	318.32 g/mol
Synonyms	4,4''-Biphenyldicarboxylic Acid; 4,4''-Terphenyl-4,4''-dicarboxylic Acid; 4,4''-Dicarboxy-p-terphenyl; p-Terphenyl-4,4''-dicarboxylic Acid; 1,1':4',1''-Terphenyl-4,4''-dicarboxylic Acid; [1,1':4',1''-Terphenyl]-4,4''-dicarboxylic Acid; 4,4''-p-Terphenyl Dicarboxylic Acid
EINECS	Contact for details

Quality Control

Our [p-Terphenyl]-4,4''-Dicarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for electronic and polymer applications. Certificates of Analysis (COA) detailing all specifications 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 room temperature (15-25°C). The product is light-sensitive and should be stored away from light. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (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.