887918-18-5Relevant articles and documents
PYRENE COMPOUND AND, UTILIZING THE SAME, LIGHT EMITTING TRANSISTOR DEVICE AND ELECTROLUMINESCENCE DEVICE
-
Page/Page column 32, (2010/11/08)
An organic phosphor of the following formula (1) that can be used in both a light emitting transistor device and an organic EL device. There is provided a light emitting transistor device or an organic EL device, wherein luminescence of such a specified asymmetric pyrene compound is utilized in a light emitting layer of transistor device or a luminescent layer, hole transporting layer or electron transporting layer of organic electroluminescence device. wherein R1 is an optionally substituted heteroaryl, etc. and R2 is a hydrogen atom, etc., being different from R1.