Description

5,11-Bis([1,1'-Biphenyl]-4-Yl)-5,11-Dihydro-Indolo[3,2-B]Carbazole CAS NO 221544-74-7 is a high-purity, advanced organic semiconductor material belonging to the carbazole-dimer family. This compound is valued for its exceptional hole-transport properties, thermal stability, and tunable electronic characteristics, making it a critical component in next-generation optoelectronic devices. It is primarily sought by researchers and manufacturers in the organic electronics and advanced materials sectors for developing high-performance organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and thin-film transistors (TFTs).

Application

• Hole-Transport Layer (HTL) Material in high-efficiency OLED displays and lighting panels.
• Donor/Acceptor Material in the active layer of organic photovoltaic (OPV) cells for solar energy conversion.
• Semiconducting Layer in organic field-effect transistors (OFETs) and thin-film transistors (TFTs) for flexible electronics.
• Key Intermediate for synthesizing more complex, functionalized carbazole-based derivatives for specialized applications.
• Research & Development of novel organic electronic devices, leveraging its excellent charge carrier mobility and film-forming properties.
• Perovskite Solar Cells as a stabilizing or charge-transport component to enhance device longevity and performance.

Basic Information

Product Name	5,11-Bis([1,1'-Biphenyl]-4-Yl)-5,11-Dihydro-Indolo[3,2-B]Carbazole
CAS No.	221544-74-7
Molecular Formula	C48H32N2
Molecular Weight	636.79 g/mol
Synonyms	5,11-Bis([1,1'-biphenyl]-4-yl)-5,11-dihydroindolo[3,2-b]carbazole; BCBP; Bi([1,1'-biphenyl]-4-yl)-5,11-dihydroindolo[3,2-b]carbazole; 5,11-Bis(4-biphenylyl)-5,11-dihydroindolo[3,2-b]carbazole; Dimeric Carbazole Derivative; OLED Hole Transport Material; CAS 221544-74-7
EINECS	Contact for details

Quality Control

Our production of 5,11-Bis([1,1'-Biphenyl]-4-Yl)-5,11-Dihydro-Indolo[3,2-B]Carbazole adheres to stringent quality protocols to ensure batch-to-batch consistency and high performance in sensitive electronic applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry to verify identity and purity. Certificates of Analysis (COA) detailing purity, impurity profiles, and physical properties 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. The container should be kept in a well-ventilated area away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystalline solid
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0% (Standard Grade)
Purity (HPLC)	≥ 99.5% (High Purity Grade)
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.