Patent ID: 6599648
Filing Date: 2003-07-29
Classification: C07D

Abstract:
An electroluminescence device comprising a substrate, a hole transporting layer, an emitting layer, and an electron transporting layer, wherein at least one of the hole transporting layer and the emitting layer comprises a compound of formula I wherein each of R1-R11 is, independently, in which Y is O, S, or NH, and each of R9-R11 is, independently, H, substituted or unsubstituted C1-6 alkyl, substituted or unsubstituted C2-6 alkenyl, substituted or unsubstituted C2-6 alkynyl, substituted or unsubstituted C6-20 aryl, substituted or unsubstituted C4-20 heteroaryl, OH, C1-6 alkoxy, N(R12)(R13), in which each of R12 and R13 is, independently, H, substituted or unsubstituted C1-6 alkyl, substituted or unsubstituted C2-6 alkenyl, substituted or unsubstituted C2-6 alkynyl, or substituted or unsubstituted C6-20 aryl, NO2, CN, or CO2R14, in which R14 is H or C1-6 alkyl.