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Synthesis of pH Dependent Pyrazole, Imidazole, and Isoindolone Dipyrrinone Fluorophores using a Claisen-Schmidt Condensation Approach
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Spiro-configured phenyl acridine thioxanthene dioxide as a host for efficient PhOLEDs
Maxime Romain1, Denis Tondelier, Bernard Geffroy
1UMR CNRS 6226, "Institut des Sciences Chimiques de Rennes", Université de Rennes 1-Campus de Beaulieu, 35042 Rennes cedex, France. cyril.poriel@univ-rennes1.fr.
Abstract:
A new high triplet organic semi-conductor based on a donor-spiro-acceptor design has been synthesised and used as a host material in high performance (EQE = 11.4%) sky blue phosphorescent organic light emitting diodes.

