COMPOUND, DISPLAY PANEL AND DISPLAY APPARATUS

A compound, having a structure represented by Formula (I),in which L is selected from the group consisting of a substituted or unsubstituted phenyl, a substituted or unsubstituted naphthyl, a substituted or unsubstituted pyridyl, a substituted or unsubstituted pyrimidinyl, and a substituted or unsubstituted pyrazinyl; and D is an electron donor and is selected from the group consisting of a substituted or unsubstituted phenyl, biphenyl, naphthyl, anthryl, phenanthryl, acenaphthylenyl, pyrenyl, perylenyl, fluorenyl, spirobifluorenyl, chrysenyl, benzophenanthrenyl, benzanthracenyl, fluoranthenyl, picenyl, furyl, benzofuryl, dibenzofuryl, thienyl, benzothienyl, dibenzothiophenyl, phenoxazinyl, phenazinyl, phenothiazinyl, thianthrenyl, carbazolyl, acridinyl, and diarylamino. The compound according to the present disclosure has the TADF property, and the triplet excitons, which are blocked in molecular transition of the conventional fluorescent material, can be used to emit light, thereby improving the efficiency of device.