Description

1,3,5-Tris(Pyridin-4-Ylethynyl)Benzene is a high-purity, functionalized organic compound characterized by a rigid, conjugated molecular framework. This structure is engineered for advanced applications in materials science, where its electronic and photophysical properties are highly valued. It is primarily sought by researchers and manufacturers in the fields of organic electronics, photovoltaics, and as a sophisticated building block for metal-organic frameworks (MOFs) and supramolecular assemblies.

Application

• Organic Semiconductor Development: A key precursor or dopant material for organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic cells due to its extended π-conjugation.
• Luminescent Material Synthesis: Serves as a core scaffold for creating novel fluorescent or phosphorescent dyes and sensors.
• Coordination Chemistry & MOFs: Acts as a multi-dentate ligand for constructing metal-organic frameworks with tailored porosity and catalytic or sensing capabilities.
• Supramolecular Chemistry: Used in the design of molecular machines, receptors, and complex self-assembled structures leveraging its rigid, directional bonding sites.
• Advanced Material Research: A critical reagent for academic and industrial R&D focused on novel carbon-rich and nitrogen-containing functional materials.

Basic Information

Product Name	1,3,5-Tris(Pyridin-4-Ylethynyl)Benzene
CAS No.	168289-78-9
Molecular Formula	C33H18N3
Molecular Weight	456.52 g/mol
Synonyms	1,3,5-Tris(4-pyridylethynyl)benzene; 1,3,5-Tris[(4-pyridinyl)ethynyl]benzene; 4,4',4''-(Benzene-1,3,5-triyltriethyne-3,1-diyl)tripyridine; TPEB; Tris(4-ethynylpyridyl)benzene; 1,3,5-Tri(4-pyridinylethynyl)benzene; 1,3,5-Tris(4-ethynylpyridin-1-ium)benzene (salt form)
EINECS	Contact for details

Quality Control

Our 1,3,5-Tris(Pyridin-4-Ylethynyl)Benzene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive R&D and material synthesis. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant industry standards for fine chemicals and can provide material tailored to specific research-grade or process-development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term storage to prevent potential degradation. Keep the container sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Heavy Metals (as Pb)	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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