Description

o-Quaterphenyl is a high-purity organic compound belonging to the polyphenyl class, valued for its unique photophysical and electronic properties. This chemical serves as a critical building block and functional material in advanced research and industrial applications. It is essential for manufacturers and R&D laboratories in the electronics, specialty chemicals, and materials science sectors seeking reliable, high-performance intermediates.

Application

• Organic Light-Emitting Diodes (OLEDs): Used as a host or dopant material in the emissive layers of OLED displays and lighting due to its favorable charge transport and luminescent properties.
• Liquid Crystal Displays (LCDs): Functions as a component in liquid crystal mixtures to modulate and stabilize the electro-optical performance of display screens.
• Organic Photovoltaics (OPVs): Investigated as an electron-donor or electron-acceptor material in the active layer of solar cells for enhanced light absorption and energy conversion efficiency.
• Scintillation Crystals: Employed in the synthesis of plastic scintillators for radiation detection in medical imaging, high-energy physics, and security screening equipment.
• Chemical Synthesis: Acts as a versatile aromatic precursor or ligand in the synthesis of complex organic molecules, pharmaceuticals, and advanced polymers.
• Fluorescent Probes & Sensors: Utilized in the development of fluorescent dyes and molecular sensors for analytical chemistry and bio-imaging applications.

Basic Information

Product Name	o-Quaterphenyl
CAS No.	641-96-3
Molecular Formula	C24H18
Molecular Weight	306.40 g/mol
Synonyms	1,1':2',1'':2'',1'''-Quaterphenyl; o-Quarterphenyl; 1,2-Diphenylbenzene (dimer); o-Terphenyl dimer; Biphenyl-2-ylbenzene; 2-Phenyl-m-terphenyl; [1,1':2',1'':2'',1'''-Quaterphenyl]-2'-ylene; NSC 404083
EINECS	211-382-7

Quality Control

Our o-Quaterphenyl is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing specific results for purity, related substances, and physical properties is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	195 - 205 °C
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.