Kinetically blocked stable heptazethrene and octazethrene : closed-shell or open-shell in the ground state?

• Main Authors: Li, Yuan, Heng, Wee-Kuan, Lee, Byung Sun, Aratani, Naoki, Zafra, José L., Bao, Nina, Lee, Richmond, Sung, Young Mo, Sun, Zhe, Huang, Kuo-Wei, Webster, Richard David, López Navarrete, Juan T., Kim, Dongho, Osuka, Atsuhiro, Casado, Juan, Ding, Jun, Wu, Jishan
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2013
• Online Access: https://hdl.handle.net/10356/97577; http://hdl.handle.net/10220/11258
• Institution: Nanyang Technological University

Polycyclic aromatic hydrocarbons with an open-shell singlet biradical ground state are of fundamental interest and have potential applications in materials science. However, the inherent high reactivity makes their synthesis and characterization very challenging. In this work, a convenient synthetic...