Description

N,N'-Bis(3-Methylphenyl)-N,N'-Diphenyl-9,9-Spirobifluorene-2,7-Diamine is a high-performance organic compound belonging to the spirobifluorene-diamine class, valued for its exceptional hole-transporting properties and thermal stability. This compound is critical for enhancing the efficiency and longevity of advanced optoelectronic devices. It is primarily sought by manufacturers in the organic light-emitting diode (OLED) and organic photovoltaic (OPV) industries for use in display technologies and energy conversion applications.

Application

• Hole-Transport Layer (HTL) Material in OLED displays and lighting panels.
• Key Component in the fabrication of high-efficiency organic solar cells (OPVs).
• Electroluminescent Material for the development of advanced electroluminescent devices.
• Research & Development of novel organic semiconductors and electronic materials.
• Photoconductive Applications in xerography and photocopier drum coatings.
• Synthesis Intermediate for more complex organic electronic materials and dyes.

Basic Information

Product Name	N,N'-Bis(3-Methylphenyl)-N,N'-Diphenyl-9,9-Spirobifluorene-2,7-Diamine
CAS No.	1033035-83-4
Molecular Formula	C55H42N2
Molecular Weight	730.94 g/mol
Synonyms	2,7-Bis[N,N-bis(3-methylphenyl)amino]-9,9'-spirobi[9H-fluorene]; Spiro-TPD; 9,9'-Spirobifluorene-2,7-diamine, N,N,N',N'-tetrakis(3-methylphenyl)-; 2,7-Bis[N,N-di-m-tolylamino]-9,9-spirobifluorene; N,N,N',N'-Tetrakis(3-methylphenyl)-9,9'-spirobi[9H-fluorene]-2,7-diamine; m-MTDATA-SBF; Hole Transport Material 016; CAS 1033035-83-4
EINECS	Contact for details

Quality Control

Our N,N'-Bis(3-Methylphenyl)-N,N'-Diphenyl-9,9-Spirobifluorene-2,7-Diamine is produced under strict quality management systems to ensure batch-to-batch consistency and high purity, essential for sensitive optoelectronic applications. All products undergo rigorous analytical testing, including HPLC and NMR, to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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 light yellow powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 99.0% (Area %)
Melting Point	Contact for details
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.