| 摘要 |
PROBLEM TO BE SOLVED: To provide a bis(aminostyryl)benzene compound developing intense luminescence and applicable as an yellow to red luminous material. SOLUTION: A bis(aminostyryl)benzene compound represented by general formula [XIX] is provided (wherein R<SP>90</SP>, R<SP>91</SP>, R<SP>92</SP>and R<SP>93</SP>are the same or different group each other, at least one of which is a specific (substituted) aryl group, the others are an unsubstituted aryl group, and the substituent of the central benzene ring is a fluorine atom). COPYRIGHT: (C)2009,JPO&INPIT
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