Porphines-platinum metal complex compounds for organic electroluminescent device and organic electroluminescent device using them
View Patent ↗The present invention relates to emitting compounds for organic electroluminescent device, particularly to porphines-platinum metal complex compounds represented by the following formula (1): wherein R 1 and R 2 are as defined in the specification. In addition, the present invention relates to an organic electroluminescent device comprising the above material which has high luminescence efficiency, enhanced operating life time, and high purity of red chromaticity.
1. A compound represented by the following formula (1):
wherein R 1 is a straight or branched alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms, or a halogen group, and
R 2 is a substituted or un-substituted aromatic heterocyclic group having 5 to 18 carbon atoms and one or more hetero-atoms selected from the group consisting of O and S.
2. The compound according to claim 1 , wherein R 1 is a straight or branched alkyl group having 1 to 10 carbon atoms.