| abstract |
The present invention relates to an organic electroluminescent device material having high luminous efficiency, long life and high heat resistance, and a method for producing the organic electroluminescent device material.n n n The organic electroluminescent device material is represented by the following Chemical Formula 1:n n n n n n n n n n Wheren n n A is a substituted or unsubstituted arylene group having 22 to 60 carbon atoms,n n n X 1 to X 4 are each independently a substituted or unsubstituted arylene group having 6 to 30 carbon atoms,n n n Y 1 to Y 4 are each independently an organic group of the formula (2),n n n a to d are each an integer of 0 to 2:n n n n n n n n n n [Wherein,n n n R 1 to R 4 are each independently hydrogen, substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, substituted or unsubstituted aryl group or cyano group having 6 to 20 carbon atoms, wherein R 3 is bonded to R 4 to triple Can form bonds,n n n Z is a substituted or unsubstituted aryl group,n n n n is 0 or 1]. |