Description

1,1':4',1'':4'',1'''-Quaterphenyl-3,3''',5,5'''-Tetracarboxylic Acid is a high-purity, multifunctional aromatic carboxylic acid derivative characterized by its extended conjugated quaterphenyl backbone. This compound is a critical advanced organic intermediate valued for its ability to impart rigidity, thermal stability, and specific electronic properties to complex molecular architectures. It is primarily sought by R&D chemists and material scientists in the fields of organic electronics, high-performance polymers, and supramolecular chemistry.

Application

• Organic Semiconductor Precursor: Serves as a key building block for the synthesis of n-type organic semiconductors and electron-transport materials used in OLEDs and OFETs.
• Metal-Organic Framework (MOF) Linker: Used to construct rigid, porous MOFs with large surface areas for gas storage, separation, and catalysis applications.
• Polyimide and Polyamide Monomer: Imparts exceptional thermal stability and mechanical strength to high-performance engineering plastics and films.
• Liquid Crystal Material Synthesis: Acts as a core component for creating discotic or calamitic liquid crystals with specific mesophases.
• Dye and Pigment Intermediate: Utilized in the development of high-stability, functional dyes and pigments for specialized coatings.
• Crosslinking Agent: Functions as a tetrafunctional crosslinker to enhance the network density and properties of specialty polymers and resins.
• Academic & Pharmaceutical Research: Employed in research for developing novel conjugated systems, sensors, or drug delivery scaffolds.

Basic Information

Product Name	1,1':4',1'':4'',1'''-Quaterphenyl-3,3''',5,5'''-Tetracarboxylic Acid
CAS No.	921619-91-2
Molecular Formula	C34H22O8
Molecular Weight	558.54 g/mol
Synonyms	3,3''',5,5'''-Quaterphenyltetracarboxylic Acid; [1,1':4',1'':4'',1'''-Quaterphenyl]-3,3''',5,5'''-tetracarboxylic acid; TPTC; QPTC; 1,1':4',1'':4'',1'''-Quaterphenyl-3,3''',5,5'''-tetracarboxylic acid; Tetracarboxyquaterphenyl; Quaterphenyl-3,3''',5,5'''-tetracarboxylic Acid
EINECS	Contact for details

Quality Control

Our 1,1':4',1'':4'',1'''-Quaterphenyl-3,3''',5,5'''-Tetracarboxylic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing including HPLC for purity, NMR and IR for structural confirmation, and elemental analysis. We provide comprehensive Certificates of Analysis (COA) with detailed chromatograms and spectral data upon request, ensuring traceability and compliance with your research and development specifications.

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 material is moisture-sensitive; keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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