Patent ID: 11912916
Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC C  H | IPC C  H

Claim 0:
1. An organic electroluminescent compound represented by the following formula 1:, wherein
ring A represents a N-containing (3- to 10-membered)heteroaryl;
B1 and B2, each independently, represent CR2 or N, where each of B1 and each of B2 may be the same or different;
X represents O or S;
L represents any one selected from the following formulas 2-1 and 2-2;, R1 to R8, each independently, represent hydrogen, deuterium, a substituted or unsubstituted (C1-C30)alkyl, a substituted or unsubstituted (C1-C30)alkoxy, a substituted or unsubstituted (C2-C30)alkenyl, a substituted or unsubstituted (C2-C30)alkynyl, a substituted or unsubstituted (C6-C30)aryl(C1-C30)alkyl, a substituted or unsubstituted (C6-C30)aryl, a substituted or unsubstituted (3- to 30-membered)heteroaryl, a substituted or unsubstituted (C3-C30)cycloalkyl, a substituted or unsubstituted tri(C1-C30)alkylsilyl, a substituted or unsubstituted di(C1-C30)alkyl(C6-C30)arylsilyl, a substituted or unsubstituted (C1-C30)alkyldi(C6-C30)arylsilyl, a substituted or unsubstituted tri(C6-C30)arylsilyl, a substituted or unsubstituted mono- or di-(C1-C30)alkylamino, a substituted or unsubstituted mono- or di-(C6-C30)arylamino, or a substituted or unsubstituted (C1-C30)alkyl(C6-C30)arylamino;
n represents an integer of 1 to 3;
a represents an integer of 1 to 6; b represents an integer of 1 or 2; and c and d, each independently, represent an integer of 1 to 4; where if a to d, each independently, are an integer of 2 or more, each of R1, each of R3, each of R4, and each of R5 may be the same or different.