Aromatic heterocyclic compound and organic light-emitting display device

An organic light-emitting display device, comprising

• an anode;
• a cathode;
• and
• a light-emitting layer disposed between the anode and the cathode, wherein a light-emitting material of the light-emitting layer comprises one or more aromatic heterocyclic compounds having a structure represented by Formula (I):
• wherein X1 and X2 are independently selected from S and O;
• D is a chemical group acting as an electron donor,
• A is a chemical group acting as an electron acceptor;
• m is a number of the electron donors D, the m electron donors D are the same or different from one another;
• n is a number of the electron acceptors A, the n electron acceptors are the same or different from one another;
• and
• m and n are integers independently selected from 1 and 2;
• wherein any one of the m electron donors D is any one of following chemical groups:
• wherein Y, Y1 and Y2 are independently selected from the group consisting of carbon, nitrogen, oxygen, sulfur, and silicon;
• # indicates a bonding position;
• r and s are integers independently selected from 0, 1, 2 and 3, and
• p and q are integers independently selected from 0, 1 and 2;
• when Y is oxygen or sulfur, p=0 or q=0;
• when Y is nitrogen, p and q are independently selected from 0 and 1;
• when Y is carbon or silicon, p and q are independently selected from 0, 1 and 2;
• and
• R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, C1-C20 alkyl, C1-C20 alkoxy, substituted or unsubstituted C6-C40 aryl, substituted or unsubstituted C4-C40 heteroaryl, substituted or unsubstituted C12-C40 carbazolyl, substituted or unsubstituted C12-C40 diphenylamino, substituted or unsubstituted C13-C40 acridinyl, substituted or unsubstituted C3-C40 azine group, and groups represented by Formula (21):
• wherein Y3 is selected from the group consisting of carbon, nitrogen, oxygen, sulfur, and silicon;
• R21, R22 and R23 are independently selected from the group consisting of hydrogen, C1-C20 alkyl, C1-C20 alkoxy, substituted or unsubstituted C6-C40 aryl, and substituted or unsubstituted C4-C40 heteroaryl;
• r and s are integers independently selected from 0, 1, 2 and 3, and
• p is an integer selected from 0, 1 and 2;
• when Y3 is oxygen or sulfur, p=0;
• and
• ## indicates a bonding position;
• or
• any one of the m electron donors D is any one of following chemical groups:
• wherein Y, Y1 and Y2 are independently selected from the group consisting of carbon, nitrogen, oxygen, sulfur and silicon;
• x and y are integers independently selected from 0, 1, 2 and 3;
• # indicates a bonding position;
• when Y is oxygen or sulfur, R3 is absent;
• when Y1 is oxygen or sulfur, R3 is absent;
• when Y2 is oxygen or sulfur, R4 is absent;
• and
• R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, C1-C20 alkyl, C1-C20 alkoxy, substituted or unsubstituted C6-C40 aryl, substituted or unsubstituted C4-C40 heteroaryl, substituted or unsubstituted C12-C40 carbazolyl, substituted or unsubstituted C12-C40 diphenylamino, substituted or unsubstituted C3-C40 azine group, and groups represented by formula (21):
• wherein Y3 is selected from a group consisting of carbon, nitrogen, oxygen, sulfur, and silicon;
• R21, R22 and R23 are independently selected from the group consisting of hydrogen, C1-C20 alkyl, C1-C20 alkoxy, substituted or unsubstituted C6-C40 aryl, and substituted or unsubstituted C4-C40 heteroaryl;
• r and s are integers independently selected from 0, 1, 2 and 3, and
• p is an integer selected from 0, 1 and 2;
• when Y3 is oxygen or sulfur, p=0;
• and
• ## indicates a bonding position;
• or
• any one of the m electron donors D is any one of following chemical groups:
• wherein # indicates a bonding position;
• and
• any one of the n electron acceptors A is selected from the group consisting of a cyano-containing substituent, a triaryl boron substituent, a benzophenone substituent, an aromatic heterocyclic ketone substituent, and a sulfone substituent.