1268708-33-3Relevant academic research and scientific papers
IRIDIUM COMPLEX AND LIGHT EMITTING MATERIAL FORMED FROM SAME
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Page/Page column 48, (2012/07/14)
Provided is an iridium complex having a substructure represented by the following formula (1), which is a luminescent element material capable of luminescence with high brightness/high efficiency and excellent in durability and can be used in a luminescent element, etc.: wherein N represents a nitrogen atom; Ra represents an alkyl group having 2 to 30 carbon atoms which may have a substituent; R1 to R4 each independently represent a hydrogen atom or an alkyl group having 1 to 30 carbon atoms which may have a substituent, an aryl group having 6 to 60 carbon atoms which may have a substituent, an alkenyl group having 2 to 30 carbon atoms which may have a substituent, an alkynyl group having 2 to 30 carbon atoms which may have a substituent, an amino group having 0 to 30 carbon atoms which may have a substituent, a heterocyclic group having 1 to 60 carbon atoms which may have a substituent, an alkoxy group having 1 to 30 carbon atoms which may have a substituent, an alkylthio group having 1 to 30 carbon atoms which may have a substituent, an aryloxy group having 6 to 60 carbon atoms which may have a substituent, an arylthio group having 6 to 60 carbon atoms which may have a substituent, a heterocyclic oxy group having 1 to 60 carbon atoms which may have a substituent, a heterocyclic thio group having 1 to 60 carbon atoms which may have a substituent, an acyl group, an acyloxy group, an amide group, an acid imide group, an imine residue, a substituted silyl group, a substituted silyloxy group, a substituted silylthio group, a substituted silylamino group, a halogen atom, a cyano group, a carboxyl group, or a trifluoromethyl group; and adjacent substituents may be bonded to form a ring structure.
