| abstract |
Provided are a thiadiazole-based compound that emits light in the near infrared region and has a long lifetime, a compound for a light-emitting element, a light-emitting element, a light-emitting device including the light-emitting element, an authentication device, and an electronic device. The thiadiazole compound of the present invention is represented by the following formula (1). [Chemical 1] [In the formula (1), each X independently represents a hydrogen atom or a functional group, and two or more adjacent Xs may form a ring. ] [Selection figure] None |