Description

1,4-Bis(Phenylethynyl)Benzene is a high-purity organic compound belonging to the class of conjugated aromatic systems. This compound matters for its role as a key intermediate and building block in advanced materials science, particularly in the synthesis of polymers and organic semiconductors. Industries such as specialty polymers, OLED research, and organic electronics require this material for developing materials with tailored electronic and optical properties.

Application

• As a crucial monomer or cross-linking agent in the synthesis of high-performance, heat-resistant polymers and polyarylene ethynylenes.
• As a key organic building block in materials research for organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• As a precursor or intermediate in pharmaceutical research and the synthesis of complex organic molecules.
• In academic and industrial R&D for studying conjugated molecular systems and their photophysical properties.
• For the development of advanced coatings and composites requiring specific thermal and electronic characteristics.

Basic Information

Product Name	1,4-Bis(Phenylethynyl)Benzene
CAS No.	1849-27-0
Molecular Formula	C22H14
Molecular Weight	278.35 g/mol
Synonyms	p-Bis(phenylethynyl)benzene; 1,4-Di(phenylethynyl)benzene; p-Diphenylethynylbenzene; DPB; BPEB; 4,4'-(1,4-Phenylene)bis(ethynylbenzene); 1,4-Bis(phenylethynyl)benzol
EINECS	217-438-9

Quality Control

Our 1,4-Bis(Phenylethynyl)Benzene is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C

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