Description

[1,1′:4′,1″]Terphenyl- 3,3″,5,5″-Tetracarboxylic Acid is a high-purity, multifunctional aromatic carboxylic acid building block of significant interest in advanced materials science. Its value lies in its rigid, planar structure and the presence of four carboxylic acid groups, which enable precise molecular design and robust network formation. This compound is essential for researchers and manufacturers in the fields of porous organic polymers (POPs), metal-organic frameworks (MOFs), and specialty polyimides, where it serves as a critical precursor for creating materials with tailored porosity and thermal stability.

Application

• Metal-Organic Framework (MOF) Synthesis: A key organic linker for constructing crystalline, porous MOFs with potential applications in gas storage, separation, and catalysis.
• Porous Organic Polymer (POP) Development: Serves as a multifunctional monomer for creating hyper-crosslinked polymers or covalent organic frameworks (COFs) with high surface areas.
• High-Performance Polyimides: Used as a tetra-functional monomer to synthesize polyimide resins and films with exceptional thermal stability, mechanical strength, and chemical resistance for aerospace and electronics.
• Specialty Dyes and Pigments Intermediates: Acts as a complex aromatic core in the synthesis of advanced colorants and functional dyes.
• Liquid Crystal Materials: Potential building block for discotic liquid crystals due to its rigid, multi-branched structure.
• Academic and Industrial R&D: A valuable reagent for exploring new organic semiconductors, sensors, and other functional materials.

Basic Information

Product Name	[1,1′:4′,1″]Terphenyl- 3,3″,5,5″-Tetracarboxylic Acid
CAS No.	921619-89-8
Molecular Formula	C22H14O8
Molecular Weight	406.34 g/mol
Synonyms	1,1':4',1''-Terphenyl-3,3'',5,5''-tetracarboxylic acid; 3,3'',5,5''-Terphenyl-1,1':4',1''-tetracarboxylic Acid; m-Terphenyl-3,3'',5,5''-tetracarboxylic Acid; [1,1':4',1''-Terphenyl]-3,3'',5,5''-tetracarboxylic Acid; TPTA; TPTC; Terphenyl Tetracarboxylic Acid
EINECS	Contact for details

Quality Control

Our [1,1′:4′,1″]Terphenyl- 3,3″,5,5″-Tetracarboxylic Acid is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for sensitive R&D and material synthesis. We provide comprehensive analytical data, including HPLC purity, NMR, and FTIR spectra. A Certificate of Analysis (COA) detailing all specifications is available with each shipment and upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. For long-term storage, consider using a desiccator or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 2.0%
Heavy Metals	≤ 20 ppm

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