Description

1,3,5-Tris(Phenylethynyl)Benzene is a high-purity, conjugated organic compound characterized by its rigid, star-shaped molecular architecture. This structure is critical for its role as a versatile advanced organic intermediate and building block in cutting-edge material science. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors who require precise molecular components for synthesis and development.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, leveraging its structural rigidity.
• Organic Electronic Materials: Acts as a core component for organic light-emitting diodes (OLEDs), photovoltaic cells, and other optoelectronic devices due to its extended π-conjugation.
• Liquid Crystal and Polymer Chemistry: Employed as a trifunctional monomer or cross-linking agent to create high-performance polymers, dendrimers, and liquid crystalline materials.
• Coordination Chemistry & Ligand Synthesis: Functions as a precursor for creating sophisticated polydentate ligands used in catalysis and metal-organic frameworks (MOFs).
• Research & Development: A valuable compound for academic and industrial R&D in organic synthesis and material science exploration.

Basic Information

Product Name	1,3,5-Tris(Phenylethynyl)Benzene
CAS No.	118688-56-5
Molecular Formula	C30H18
Molecular Weight	378.47 g/mol
Synonyms	1,3,5-Tris(phenylethynyl)benzene; 1,3,5-Triethynyl-2,4,6-triphenylbenzene; Benzene, 1,1',1''-(1,3,5-benzenetriyl)tris[2-phenylethyne]; TPEB; 1,3,5-Tris((phenylethynyl))benzene; Star-shaped phenylethynyl benzene; Tri(phenylethynyl)benzene
EINECS	Contact for details

Quality Control

Our 1,3,5-Tris(Phenylethynyl)Benzene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

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). Keep away from heat, sparks, and open flames. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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