Description

5',5'''-Bis(4-Carboxyphenyl)-5''-(4,4''-Dicarboxy[1,1':3',1''-Terphenyl]-5'-Yl)-[1,1':3',1'':3'',1''':3''',1''''-Quinquephenyl]-4,4''''-Dicarboxylic Acid is a high-purity, multifunctional organic building block characterized by its extended conjugated aromatic core and multiple carboxylic acid termini. This compound is essential for advanced materials research, enabling the synthesis of novel polymers and frameworks with tailored electronic and structural properties. It is primarily sought by R&D teams and process chemists in the fields of organic electronics, metal-organic frameworks (MOFs), and high-performance polymer development.

Application

• Metal-Organic Framework (MOF) Synthesis: Serves as a sophisticated polytopic organic linker for constructing complex, porous MOF structures with potential applications in gas storage, separation, and catalysis.
• Conjugated Polymer Precursor: A key monomer for the synthesis of rigid-rod and ladder-type polymers with potential use in organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic cells.
• Covalent Organic Framework (COF) Building Block: Used in the bottom-up synthesis of crystalline, porous 2D or 3D COFs for advanced separation membranes and catalytic supports.
• Specialty Polyimide and Polyamide Production: Imparts high thermal stability and mechanical strength to high-performance engineering plastics for aerospace and electronics.
• Liquid Crystal Material Development: Acts as a core component for designing discotic or calamitic liquid crystals with specific mesophases for display and sensor technologies.
• Surface Modification and Functionalization: The carboxylic acid groups allow for covalent attachment to surfaces, nanoparticles, or other substrates to create functional hybrid materials.
• Chemical Sensor Fabrication: Used in the development of fluorescent or electrochemical sensors due to its π-conjugated system that can interact with analytes.
• Academic and Industrial R&D: A valuable tool for fundamental research in supramolecular chemistry, crystal engineering, and materials science.

Basic Information

Item	Details
Product Name	5',5'''-Bis(4-Carboxyphenyl)-5''-(4,4''-Dicarboxy[1,1':3',1''-Terphenyl]-5'-Yl)-[1,1':3',1'':3'',1''':3''',1''''-Quinquephenyl]-4,4''''-Dicarboxylic Acid
CAS No.	1331745-95-9
Molecular Formula	C72H42O12
Molecular Weight	1051.10 g/mol
Synonyms	5',5'''-Bis(4-carboxyphenyl)-5''-[4,4''-dicarboxy-1,1':3',1''-terphenyl-5'-yl]-1,1':3',1'':3'',1''':3''',1''''-quinquephenyl-4,4''''-dicarboxylic acid; [1,1':3',1'':3'',1''':3''',1''''-Quinquephenyl]-4,4''''-dicarboxylic acid, 5',5'''-bis(4-carboxyphenyl)-5''-[4,4''-dicarboxy[1,1':3',1''-terphenyl]-5'-yl]-; Extended Oligophenylene Carboxylic Acid Linker; Multitopic Aromatic Carboxylic Acid; H12BHBQ (common abbreviation for hexacarboxylated quinquephenyl derivative)
EINECS	Contact for details

Quality Control

Our production of this advanced organic intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive materials synthesis. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and impurity profiles. Quality is verified through advanced analytical techniques including HPLC, NMR, and Mass Spectrometry, ensuring the product meets the exacting standards required for research and development in high-tech applications.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store in a cool, dry place, ideally under an inert atmosphere such as nitrogen or argon to prevent moisture absorption and potential degradation. Recommended long-term storage temperature is 2-8°C. Allow the sealed container to equilibrate to room temperature before opening to minimize condensation.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5 %

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