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4CzBN

Synonym: 2,3,5,6-tetra(N-carbazolyl)benzonitrile; 2,3,5,6-tetra(9H-carbazol-9-yl)benzonitrile; 2,3,5,6-tetrakis(9H-carbazol-9-yl)benzonitrile
Molecular Formula: C55H33N5
Molecular Weight: 763.88
SKU: MND-190231
CAS Number: 1996609-93-8
PubChem: 122522944

 Product Description

4CzBN, or 2,3,5,6-tetra(9H-carbazol-9-yl)benzonitrile, is a tetrasubstituted benzonitrile derivative featuring four carbazole units attached to the benzonitrile backbone. This compound's structure is designed to maximize electronic delocalization and enhance its optical and electronic properties. The carbazole groups contribute to its overall planarity and rigidity, which are essential for applications requiring precise control over molecular orientation and packing. Its nitrile functionality introduces polarizability, potentially influencing intermolecular interactions and solid-state arrangements. This combination of features positions 4CzBN as a promising candidate for use in optoelectronic devices, where its ability to facilitate charge transport and exhibit strong luminescence could be leveraged.

 

Application

The main application of 4CzBN is in the development of optoelectronic devices, specifically in organic light-emitting diodes (OLEDs) and photovoltaic cells. Its tetra-carbazole structure enhances its electron transport and hole-blocking capabilities, contributing to improved device efficiency and performance. In OLEDs, it can serve as an effective host material, facilitating exciton formation and reducing non-radiative recombination. For photovoltaic applications, its ability to absorb and emit light efficiently makes it a viable component in the active layers of solar cells. Additionally, its chemical stability and solubility in common organic solvents allow for facile processing and integration into device architectures.

 

 

Articles:

- Recent Progress of the Lifetime of Organic Light-Emitting Diodes Based on Thermally Activated Delayed Fluorescent Material

Publication Date: 25 March 2019

Sang Kyu Jeon, Ha Lim Lee, Kyoung Soo Yook, Jun Yeob Lee

https://doi.org/10.1002/adma.201803524

 

- Modulation of Förster and Dexter Interactions in Single-Emissive-Layer All-Fluorescent WOLEDs for Improved Efficiency and Extended Lifetime

Publication Date: 12 November 2019

Pengcheng Wei, Dongdong Zhang, Lian Duan

https://doi.org/10.1002/adfm.201907083