ORGANIC ELECTROLUMINESCENT ELEMENT, LIGHT-EMITTING MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND LIGHT-EMITTING DEVICE, DISPLAY DEVICE, AND ILLUMINATION DEVICE USING SAID ELEMENT

摘要

This organic electroluminescent element, which uses the compound represented in the belowmentioned general formula, emits dark blue light, and has a low change in chromaticity when modulating brightness (R1-R8 represent a hydrogen atom or a substituent group; A1-A4 represent CR31 or N; L and X each independently represent any of CR32R33, NR34, O, S, or SiR35R36; and R31-R36 represents a hydrogen atom or a substituent group).