Heptacene: Synthesis and Its Hole-Transfer Property in Stable Thin Films

Autor: Takaaki, Miyazaki, Motonori, Watanabe, Toshinori, Matsushima, Ching-Ting, Chien, Chihaya, Adachi, Shih-Sheng, Sun, Hiroyuki, Furuta, Tahsin J, Chow
Rok vydání: 2021
Zdroj: Chemistry (Weinheim an der Bergstrasse, Germany). 27(41)
ISSN: 1521-3765
Popis: Heptacene (1) has been produced via a monoketone precursor, 2, which was prepared from 1,2,4,5-tetrabromobenzene in nine steps in a total yield of 10 %. Compound 2 was converted to 1 quantitatively by heating at 202 °C. Heptacene exhibited high thermal stability in the solid state without any observable change over two months. To investigate the potential value of 1 as a material for p-type organic field-effect transistors (OFETs), top-contact OFET devices were fabricated by vacuum deposition of 1 onto a hexamethyldisilazane (HMDS)/SiO
Databáze: OpenAIRE
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