Description

4'',1''']Quaterphenyl CAS NO 1770-82-7 is a high-purity organic compound belonging to the class of oligophenylenes, characterized by its extended conjugated aromatic system. This structure makes it a valuable advanced intermediate and functional material for research and specialized industrial synthesis. It is primarily sought by pharmaceutical researchers, OLED material developers, and specialty chemical manufacturers for applications requiring precise molecular architecture.

Application

• Organic Light-Emitting Diode (OLED) Development: Serves as a core building block or host material in the synthesis of emissive and charge-transport layers due to its rigid, planar structure and favorable electronic properties.
• Pharmaceutical Research & Intermediate: Used as a sophisticated synthetic intermediate in the discovery and development of novel active pharmaceutical ingredients (APIs), particularly where a rigid, aromatic scaffold is required.
• Liquid Crystal & Advanced Material Synthesis: Acts as a key precursor for creating liquid crystal compounds and other advanced organic materials with specific optical and electronic characteristics.
• Polymer Science: Employed in the synthesis of high-performance polymers, where its incorporation can enhance thermal stability, rigidity, and optical properties.
• Chemical Research & Reference Standard: Utilized in academic and industrial R&D as a reference compound for spectroscopic studies, reaction pathway exploration, and method development.
• Specialty Dyes and Pigments: Functions as an intermediate in the production of specialized dyes and pigments that require high color fastness and stability.

Basic Information

Product Name	4'',1''']Quaterphenyl
CAS No.	1770-82-7
Molecular Formula	C24H18
Molecular Weight	306.40 g/mol
Synonyms	1,1':4',1'':4'',1'''-Quaterphenyl; p-Quaterphenyl; [1,1':4',1'':4'',1''']Quaterphenyl; 4-(4-(4-Phenylphenyl)phenyl)biphenyl; NSC 404087; p-Terphenyl, 4''-phenyl-; Tetraphenyl (quaterphenyl isomer)
EINECS	217-195-8

Quality Control

Our 4'',1''']Quaterphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment supports applications in demanding fields like pharmaceuticals and electronics.

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 incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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