Description

β- Npp , N, N'-Di(Naphthalen-2-Yl)-N,N'-Diphenylbenzene-1 is a high-purity organic compound belonging to the class of triarylamine derivatives. This material is valued for its excellent hole-transporting and electron-donating properties, making it a critical component in advanced electronic applications. It is primarily utilized by manufacturers and researchers in the organic electronics, photovoltaics, and display technology sectors.

Application

• Hole-Transport Layer (HTL) Material in Organic Light-Emitting Diodes (OLEDs) and Perovskite Solar Cells.
• Key Intermediate in the synthesis of more complex organic semiconductors and electroactive polymers.
• Research & Development of novel optoelectronic devices due to its stable radical cation formation.
• Component in Photoconductive Films for use in xerography and imaging applications.
• Donor Material in organic photovoltaic (OPV) active layers for bulk heterojunction solar cells.
• Electrochemical Sensing platforms, leveraging its redox-active characteristics.

Basic Information

Product Name	β- Npp , N, N'-Di(Naphthalen-2-Yl)-N,N'-Diphenylbenzene-1
CAS No.	139994-47-1
Molecular Formula	C44H30N2
Molecular Weight	586.73 g/mol
Synonyms	N,N'-Bis(2-naphthyl)-N,N'-diphenylbenzidine; β-NPP; N,N'-Di-2-naphthyl-N,N'-diphenylbenzidine; 2,2'-Bis[N-phenyl-N-(2-naphthyl)amino]biphenyl; N,N'-Di(naphthalen-2-yl)-N,N'-diphenyl-[1,1'-biphenyl]-4,4'-diamine; TNB; N,N'-Diphenyl-N,N'-di(2-naphthyl)benzidine; N,N'-Bis(2-naphthyl)-N,N'-diphenyl-1,1'-biphenyl-4,4'-diamine
EINECS	Contact for details

Quality Control

Our β- Npp is produced under strict quality management protocols to ensure batch-to-batch consistency and high performance in sensitive electronic applications. Each lot undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and elemental analysis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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 and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to greenish-yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 99.0% (Area %)
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.