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US 2010/0123389 A1Published application
Light-emitting compound and organic electroluminescence device
AssigneeKabushiki Kaisha Toshiba
InventorsIsao Takasu, Ryoko Iida, Yukitami Mizuno, Shintaro Enomoto, Shuichi Uchikoga
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Abstract
A light-emitting compound includes two or more carbazole skeletons each having two or more fluorine atoms at 2-, 4-, 5- and 7-positions, the carbazole skeleton represented by the formula (1): where two or more of R2, R4, R5 and R7 are F and a remainder is H.
Claims3
A light-emitting compound comprising two or more carbazole skeletons each having two or more fluorine atoms at 2-, 4-, 5- and 7-positions, the carbazole skeleton represented by the formula (1):
- where two or more of R2, R4, R5 and R7 are F and a remainder is H.
Dependencies are inferred from the claim text.