Description

4,4'-Diphenyl-1,1'-Binaphthalene is a high-purity, polycyclic aromatic compound characterized by its extended conjugated system and rigid binaphthyl core. This molecular structure makes it a valuable advanced intermediate and functional material for research and development in high-tech sectors. It is primarily sought after by pharmaceutical researchers, OLED material scientists, and specialty polymer developers for creating novel materials with specific electronic or structural properties.

Application

• Organic Light-Emitting Diode (OLED) Materials: Serves as a core building block or host material in the synthesis of emitters and charge transport layers due to its rigid, conjugated structure.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs), particularly for compounds requiring complex, sterically hindered aromatic systems.
• Ligand Synthesis for Catalysis: Acts as a precursor for chiral ligands in asymmetric synthesis, leveraging the binaphthyl scaffold's potential for inducing chirality.
• Advanced Polymer & Resin Development: Incorporated into specialty polymers to enhance thermal stability, refractive index, or electronic properties for high-performance applications.
• Liquid Crystal & Electro-Optic Materials: Utilized as a component in the development of liquid crystal mixtures and non-linear optical (NLO) materials.
• Academic & Industrial R&D: Employed as a standard or novel compound in fundamental research on polycyclic aromatic hydrocarbons and their derivatives.

Basic Information

Product Name	4,4'-Diphenyl-1,1'-Binaphthalene
CAS No.	74866-23-2
Molecular Formula	C32H22
Molecular Weight	406.52 g/mol
Synonyms	1,1'-Binaphthalene, 4,4'-diphenyl-; 4,4'-Diphenyl-1,1'-binaphthyl; 4,4'-Diphenyl-[1,1'-binaphthalene]; 4,4'-Diphenylbinaphthalene; 4,4'-Bis(phenyl)-1,1'-binaphthalene; 1,1':4',1''-Terphenyl, 2,2'-binaphthalene-1,1'-diyl-; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4,4'-Diphenyl-1,1'-Binaphthalene is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
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.