ICz-Br, namely 2-bromoindolo[3,2,1-jk]carbazole, has a fully planarized arylamine building block which could be weakly electron accepting or electron donating. It is an OLED intermediate that has been commonly used in the design of efficient blue thermally activated delayed fluorescent (TADF) emitters and bipolar host materials.
|Molecular weight||320.19 g/mol|
|Classification / Family||Nndolo[3,2,1-jk]carbazolederivatives, Materials building blocks, OLED intermediates, Small molecule semiconductor building blocks.|
|Melting point||208-210 ℃|
|Appearance||Light yellow powder|
Literature and Reviews
- Indolo[3,2,1-jk]carbazole based planarized CBP derivatives as host materials for PhOLEDs with low efficiency roll-off, P. Kautny et al., Org. Electron., 34, 237-245 (2016); DOI: 10.1016/j.orgel.2016.04.036.
- Controlling excimer formation in indolo[3,2,1-jk]carbazole/9H-carbazole based host materials for RGB PhOLEDs, C. Zhao et al., J. Mater. Chem. C, 6, 9914-9924 (2018); DOI: 10.1039/C8TC03537G.
- Donor and acceptor interlock by a planar indolo[3,2,1-jk]carbazole for a suppressed non-radiative mechanism in thermally activated delayed fluorescent emitters, J. Mater. Chem. C, 8, 14490-14498 (2020); V. Patil et al., DOI: 10.1039/d0tc03534c.
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