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|1. (WO2018143591) COMPOUND, PREPARING METHOD THEREFOR, AND ORGANIC LIGHT EMITTING ELEMENT COMPRISING SAME|
|Applicants:||DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
|Inventors:||LEE, Youn Gu
KIM, Hong Gi
JANG, Seok Hoon
|Title:||COMPOUND, PREPARING METHOD THEREFOR, AND ORGANIC LIGHT EMITTING ELEMENT COMPRISING SAME|
A compound according to various embodiments of the present invention is expressed by chemical formula 1 below. In chemical formula 1, X is O or S; R1 and R2 each are independently selected from the group consisting of aryl, heteroaryl, and -P(O)-R3R4; and the aryl, heteroaryl, and -P(O)-R3R4 are substituted or unsubstituted with one to four substituents selected from the group consisting of (C1-C4)alkyl, (C1-C4)alkoxy, aryl, and heteroaryl, wherein the "aryl" means a 6- to 10-membered group, the "heteroaryl" means a 5- to 14-membered group having one to four heteroatoms selected from oxygen, sulfur, and nitrogen (including quaternary nitrogen), and R3 and R4 each are independently selected from aryl or heteroaryl.