发明授权
US08624231B2 Benzopyrene compound and organic light-emitting element containing the same 失效
苯并芘化合物和含有它们的有机发光元件

Benzopyrene compound and organic light-emitting element containing the same
摘要:
A benzopyrene compound represented by a general formula [1] below, where one of X1 and X2 represents a substituted or unsubstituted aryl group; another one of X1 and X2 represents a hydrogen atom; R represents an alkyl group; and n represents 0 or 1.
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