ORGANIC LIGHT EMITTING COMPOUND AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME

摘要

Disclosed is an organic light emitting compound represented by Formula I:;;Also disclosed is an organic light emitting device including the organic light emitting compound. The organic light emitting device can be driven at a low voltage to achieve high power efficiency. In addition, the organic light emitting device has excellent luminescent properties, such as high luminance and high luminous efficiency. Due to these advantages, the organic light emitting device can be utilized as a display device or a lighting device.

主权项

1. An organic light emitting compound represented by Formula I: wherein X is NR11, O, S or SiR12R13, Z1 and Z2 are identical to or different from each other and are each independently selected from monocyclic or polycyclic aromatic rings, monocyclic or polycyclic heteroaromatic rings, 5- and 6-membered heteroaromatic rings fused with an aromatic ring, and monocyclic or polycyclic aromatic rings fused with a 5- or 6-membered heteroaromatic ring, R1 to R13 are identical to or different from each other and are each independently selected from hydrogen, deuterium, substituted or unsubstituted C1-C30 alkyl groups, substituted or unsubstituted C5-C50 aryl groups, substituted or unsubstituted C2-C30 alkenyl groups, substituted or unsubstituted C2-C20 alkynyl groups, substituted or unsubstituted C3-C30 cycloalkyl groups, substituted or unsubstituted C2-C50 heteroaryl groups having one or more heteroatoms selected from O, N, S, and P, substituted or unsubstituted C1-C30 alkoxy groups, substituted or unsubstituted C6-C30 aryloxy groups, substituted or unsubstituted C1-C30 alkylthioxy groups, substituted or unsubstituted C5-C30 arylthioxy groups, substituted or unsubstituted C1-C30 alkylamine groups, substituted or unsubstituted C5-C30 arylamine groups, substituted or unsubstituted C1-C30 alkylsilyl groups, substituted or unsubstituted C5-C30 arylsilyl groups, cyano groups, nitro groups, hydroxyl groups, and halogen groups, with the proviso that R1 to R13 each is optionally linked to the adjacent substituent to form an alicyclic or aromatic monocyclic or polycyclic ring whose carbon atoms are optionally substituted with one or more heteroatoms selected from N, S, and O and is optionally further substituted with one or more substituents selected from deuterium, cyano groups, halogen groups, hydroxyl groups, nitro groups, C1-C24 alkyl groups, C1-C24 halogenated alkyl groups, C1-C24 alkenyl groups, C1-C24 alkynyl groups, C3-C24 cycloalkyl groups, C6-C24 aryl groups, C6-C24 arylalkyl groups, C2-C24 heteroaryl groups, C1-C24 alkoxy groups, C1-C24 alkylamino groups, C3-C24 arylamino groups, C1-C24 alkylsilyl groups, C3-C24 arylsilyl groups, and C3-C24 aryloxy groups.