Invention Grant
US07732064B2 Anthracene derivative, and light-emitting element, light-emitting device, and electronic appliance using the same 有权
蒽衍生物,发光元件,发光元件以及使用其的电子设备

Anthracene derivative, and light-emitting element, light-emitting device, and electronic appliance using the same
Abstract:
It is an object of the present invention to provide a light-emitting substance which is resistant to repetition of an oxidation reaction. It is another object of the invention to provide a light-emitting element which is resistant to repetition of a reduction reaction. An aspect of the present invention is an anthracene derivative represented by a general formula (1). In the general formula (1), R1 represents hydrogen or an alkyl group having 1 to 4 carbon atoms; R2 represents any one of hydrogen, an alkyl group having 1 to 4 carbon atoms, and an aryl group having 6 to 12 carbon atoms, which may have a substituent or no substituent; Ph1 represents a phenyl group, which may have a substituent or no substituent; and X1 represents an arylene group having 6 to 15 carbon atoms.
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