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Recently donor-acceptor systems have attracted considerable interest for organic electronic applications. Researchers are making efforts to improve molecule properties by varying single moieties. 2,1,3-Benzothiadiazole (BTD) is widely used as an acceptor block due to its remarkable opto-electronic properties and usually form efficient luminophores with donor blocks. Addition of 1,4-dimethylbenzene to BTD molecule can lead to an increase in the torsion angle between these units. That will be affect the planarity of the molecule and impose to a conjugation disruption and a change in the optical properties. In this work a synthesis procedure for new symmetrical luminescent molecules consisting of BTD electron-withdrawing core, 1,4-dimethilbenzene and benzene fragments was elaborated via Pd-catalysed cross-coupling Suzuki reaction. The main aim of this work is to investigate structure-property relationship of such twisted systems. To study crystal packaging, molecules with different terminal substitutions like trimethylsilyl derivatives, and derivatives with hexyl and octyl chains were also synthesized.
№ | Имя | Описание | Имя файла | Размер | Добавлен |
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1. | Полный текст | Тезисы доклада | Popova_Book_of_Abstracts_IFSOE-2022_54.pdf | 278,2 КБ | 23 мая 2023 [IrinaVital] |