Description

Benzoic Acid, 4,4',4''-[(2,4,6-Trimethyl-1,3,5-Benzenetriyl)Tri-2,1-Ethynediyl]Tris- is a specialized, high-purity organic compound featuring a rigid, star-shaped molecular architecture with three benzoic acid arms extending from a central mesitylene core via ethynediyl linkers. This unique structure makes it a critical advanced intermediate for synthesizing sophisticated materials where precise molecular geometry and functional group placement are paramount. It is essential for R&D and production in industries focused on cutting-edge organic electronics, photonics, and nanotechnology.

Application

• Organic Semiconductor Precursor: Serves as a core building block for star-shaped or dendritic molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Metal-Organic Framework (MOF) Ligand: The three carboxylic acid groups enable the construction of complex, porous coordination polymers with tailored properties for gas storage, separation, or catalysis.
• Dendrimer & Hyperbranched Polymer Synthesis: Acts as a trifunctional core for creating precisely defined macromolecular architectures with applications in drug delivery, sensors, and coatings.
• Liquid Crystal & Advanced Material Research: Used to develop novel discotic or star-shaped mesogens and other functional materials with specific optical or electronic properties.
• Crosslinking Agent for Specialty Polymers: Can be incorporated into polymer backbones to introduce rigidity, thermal stability, and specific reactive sites for high-performance resins.
• Chemical Synthesis Intermediate: Employed in academic and industrial research for the development of novel conjugated systems and complex organic molecules.

Basic Information

Item	Details
Product Name	Benzoic Acid, 4,4',4''-[(2,4,6-Trimethyl-1,3,5-Benzenetriyl)Tri-2,1-Ethynediyl]Tris-
CAS No.	1133384-24-3
Molecular Formula	C36H24O6
Molecular Weight	552.57 g/mol
Synonyms	1,3,5-Tris(4-carboxyphenylethynyl)-2,4,6-trimethylbenzene; 4,4',4''-(Mesitylene-2,4,6-triyltriethyne-2,1-diyl)tribenzoic acid; Tris(4-carboxyphenylethynyl)mesitylene; 2,4,6-Trimethyl-1,3,5-tris(4-carboxyphenylethynyl)benzene; TCBPA (common abbreviation); Star-shaped tribenzoic acid derivative; Mesitylene-based tribenzoic acid linker
EINECS	Contact for details

Quality Control

Every batch of our Benzoic Acid, 4,4',4''-[(2,4,6-Trimethyl-1,3,5-Benzenetriyl)Tri-2,1-Ethynediyl]Tris- is produced and controlled under a strict quality management system. We employ advanced analytical techniques including HPLC, NMR, and LC-MS to ensure identity, purity, and batch-to-batch consistency suitable for demanding research and material science applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

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 an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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