Description

1,1'-Biphenyl]-3,3',4,5'-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 unique tetracarboxylic acid structure, which provides multiple reactive sites for polymerization and complexation, enabling the creation of materials with tailored properties. This compound is essential for researchers and manufacturers in the fields of polyimide resins, metal-organic frameworks (MOFs), and high-performance polymer intermediates, where precise molecular architecture dictates final product performance.

Application

• Polyimide Monomer: A key precursor for synthesizing high-temperature, high-strength polyimide films and coatings used in aerospace and electronics.
• Metal-Organic Framework (MOF) Synthesis: Acts as a versatile organic linker for constructing porous MOF structures with applications in gas storage, separation, and catalysis.
• Liquid Crystal Polymers (LCPs): Used as a comonomer to enhance the thermal stability and mechanical properties of engineering thermoplastics.
• Pharmaceutical Intermediates: Serves as a complex synthetic intermediate in the development of active pharmaceutical ingredients (APIs).
• Dye and Pigment Synthesis: Employed in the production of high-performance organic pigments and dyes due to its stable aromatic core.
• Cross-linking Agent: Functions as a cross-linker in epoxy and other thermoset resin systems to improve heat resistance and mechanical strength.
• Chelating Agent: Its multiple carboxyl groups allow it to act as a ligand for various metal ions in analytical and industrial processes.

Basic Information

Product Name	1,1'-Biphenyl]-3,3',4,5'-Tetracarboxylic Acid
CAS No.	1868072-45-0
Molecular Formula	C18H10O8
Molecular Weight	354.27 g/mol
Synonyms	[1,1'-Biphenyl]-3,3',4,5'-tetracarboxylic acid; 3,3',4,5'-Biphenyltetracarboxylic Acid; Biphenyl-3,3',4,5'-tetracarboxylic Acid; 1,1'-Biphenyl-3,3',4,5'-tetracarboxylic acid; 3,3',4,5'-Tetracarboxybiphenyl; BPTC; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of 1,1'-Biphenyl]-3,3',4,5'-Tetracarboxylic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting key parameters such as assay purity and impurity profiles. Our quality system is designed to meet the rigorous demands of research and industrial-scale applications.

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 hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or storing under an inert atmosphere.

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	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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