Description

N4,N4'-Di-Naphthalen-2-Yl-Biphenyl-4,4'-Diamine (CAS NO 10311-62-3) is a high-purity, specialized aromatic diamine derivative that serves as a critical building block in advanced material synthesis. Its molecular structure, featuring extended conjugated systems, makes it an essential intermediate for creating materials with specific electronic and optical properties. This compound is primarily sought by manufacturers and R&D teams in the organic electronics, photonics, and specialty polymer industries for developing next-generation functional materials.

Application

• Organic Light-Emitting Diodes (OLEDs): A key hole-transporting material (HTM) or host material in the emissive layers of OLED displays and lighting.
• Organic Photovoltaics (OPVs): Used as a donor or acceptor material component in the active layer of solar cells to enhance charge transport and efficiency.
• Electroluminescent Materials: Serves as a core structure for synthesizing novel electroluminescent dyes and pigments.
• Advanced Polymer Synthesis: Acts as a monomer or cross-linking agent for producing high-performance polyimides, polyamides, and other thermally stable polymers.
• Photoconductive Materials: Employed in the development of materials for photocopiers, laser printers, and organic photodetectors.
• Research & Development: A valuable intermediate in academic and industrial R&D for exploring new organic semiconductors and electroactive compounds.

Basic Information

Product Name	N4,N4'-Di-Naphthalen-2-Yl-Biphenyl-4,4'-Diamine
CAS No.	10311-62-3
Molecular Formula	C38H26N2
Molecular Weight	510.63 g/mol
Synonyms	N,N'-Di(2-naphthyl)-N,N'-diphenylbenzidine; NTB; 2,2'-Bis(1-naphthyl(4-biphenylyl)amino)biphenyl; N,N'-Bis(2-naphthyl)-N,N'-diphenyl-[1,1'-biphenyl]-4,4'-diamine; DNTPD; α-NPD (commonly associated variant); N4,N4'-Di(naphthalen-2-yl)biphenyl-4,4'-diamine; N,N'-Di-2-naphthyl-N,N'-diphenylbenzidine
EINECS	Contact for details

Quality Control

Our N4,N4'-Di-Naphthalen-2-Yl-Biphenyl-4,4'-Diamine is manufactured under strict process controls to ensure batch-to-batch consistency and high purity, essential for sensitive electronic applications. Quality is verified through advanced analytical techniques including HPLC, GC-MS, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light to preserve product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Standard Grade)
Purity (HPLC)	≥ 99.5% (High Purity Grade)
Melting Point	285 - 295 °C
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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