Solubilised bright blue emitting iridium complexes for solution processed OLEDs+ +Electronic supplementary information (ESI) available: Synthesis CIF of the crystal structures. CCDC 1440897 1440899. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c6tc00151c Click
Combining a sterically bulky, electron deficient cyclometalating CN ligands with an electron rich, highly rigidified NN ligand gives an iridium complex, that achieves extraordinarily bright blue emission (Ph PL 90% l max 459 nm in MeCN) for a cationic iridium complex.
Journal of materials chemistry. C