Patent ID: 7579093
Filing Date: 2009-08-25
Classification: C09K,H01L,H05B,Y10S

Abstract:
1. An organic electroluminescent device comprising: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer including a light-emitting layer, wherein the at least one organic layer contains a compound represented by formula (I): wherein Q 1 represents an atomic group necessary for forming an unsaturated ring together with the carbon atom; Q 2 and Q 3 each independently represents an atomic group necessary for forming an unsaturated ring together with the nitrogen atom; the atomic group of each of Q 1 , Q 2 and Q 3 may have a hydrogen atom or a substituent; L 1 and L 2 each independently represents a linking group which may have a substituent; n represents 0; and A 1 represents a structure containing an atom bonded to the platinum atom, and wherein, the unsaturated ring formed by Q 1 is directly linked to the unsaturated ring formed by Q 2 and to the unsaturated ring formed by Q 3 .