| abstract |
The present application discloses an organic electroluminescent material, a molecular formula thereof is Da-π-Ac, wherein Da is an aggregation-induced emission group, π is a conjugated bond, and Ac is a strong electron-withdrawing group. The organic electroluminescent material of the present application has a simple preparation method, high yield, good thermodynamic stability, can cover the visible region, have excellent electroluminescence effect, and can prepare undoped type of organic electroluminescent devices. |