FLUORENE COMPOUND, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a highly reliable fluorene compound with a high T1 level as a new substance which can be used as a host material, and to provide a light-emitting element, a light-emitting device, an electronic device, or a lighting device each having high reliability.SOLUTION: There is provided a fluorene compound, specifically, in which two 9-phenylfluoren-9-yl groups are each bonded to a pyridine skeleton or a pyrimidine skeleton through an arylene group, and in which the arylene group is any of one to three phenylene groups.