Patent ID: 6379823
Filing Date: 2002-04-30
Classification: C07D,C09K,H01L,Y10S

Abstract:
An organic electroluminescence device comprising at least one organic thin film between electrodes, which contains at least one compound represented by the following formula (2): wherein X21 represents an oxygen atom, a sulfur atom or Nâ€”R2b, Y21 represents an oxygen atom or a sulfur atom, and R21 to R29 and R2b, which may be the same or different, each represents a hydrogen atom or a substituent, and R2a represents a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a heterocyclic group, an unsubstituted amino group, an acylamino group, a sulfonyl-amino group, a carbamoylamino group, a sulfamoylamino group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a phosphoramido group, an acyl group, a carbamoyl group, a sulfonyl group, a sulfamoyl group, a cyano group or a halogen atom, provided that when X21 represents an oxygen atom and R2a represents a hydrogen atom, at least one of R26 to R29 represents an unsubstituted or substituted amino group.