Description

[1,1'-Biphenyl]-2,2',4,4'-Tetracarboxylic Acid is a high-purity, multi-functional aromatic carboxylic acid derivative, serving as a critical building block in advanced material synthesis. Its value lies in its rigid, symmetrical structure and four reactive carboxyl groups, enabling precise molecular design for high-performance applications. This compound is essential for researchers and manufacturers in the polymer, electronics, and pharmaceutical industries seeking to develop next-generation materials with tailored properties.

Application

• Polyimide Monomer: A key precursor for the synthesis of high-temperature, high-strength polyimide resins and films used in aerospace, electronics, and flexible displays.
• Liquid Crystal Polymers (LCPs): Serves as a comonomer to enhance the thermal stability, mechanical strength, and dimensional accuracy of engineering plastics.
• Metal-Organic Frameworks (MOFs): Acts as an organic linker to construct porous coordination polymers for gas storage, separation, and catalysis.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules, leveraging its biphenyl core for structural rigidity.
• Epoxy Curing Agents & Hardeners: Imparts improved heat resistance and mechanical properties to advanced epoxy resin systems.
• Dye & Pigment Synthesis: Functions as an intermediate for creating high-performance organic pigments and dyes.
• Crosslinking Agent: Enhances the thermal and chemical resistance of various polymers through crosslinking reactions.

Basic Information

Product Name	[1,1'-Biphenyl]-2,2',4,4'-Tetracarboxylic Acid
CAS No.	206647-35-0
Molecular Formula	C18H10O8
Molecular Weight	354.27 g/mol
Synonyms	2,2',4,4'-Biphenyltetracarboxylic Acid; Biphenyl-2,2',4,4'-tetracarboxylic Acid; 2,2',4,4'-Tetracarboxybiphenyl; BPTC; 4,4'-Biphenyldicarboxylic-2,2'-dicarboxylic Acid; 2,2',4,4'-Biphenyl Tetracarboxylic Acid; 2,2',4,4'-Biphenyltetracarboxylic Acid Dihydrate (common form); 2,2',4,4'-Tetracarboxy-1,1'-biphenyl
EINECS	Contact for details

Quality Control

Our [1,1'-Biphenyl]-2,2',4,4'-Tetracarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced material synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent absorption of water, which may affect purity and reactivity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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