Pyrene compound and organic light emitting device

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

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C428S917000, C313S503000, C313S504000, C313S506000, C257S059000

Reexamination Certificate

active

07622201

ABSTRACT:
An object of the present invention is to provide a novel pyrene compound. Provided is a pyrene compound represented by the following general formula (I):wherein: R1and R2each represent a substituted or unsubstituted alkyl group; and Ar1, Ar2, Ar3, and Ar4each represent a substituted or unsubstituted aryl group and the like.

REFERENCES:
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patent: 7241513 (2007-07-01), Suzuki
patent: 2005/0236977 (2005-10-01), Yamada
patent: 2006/0113528 (2006-06-01), Okinaka
patent: 2006/0115678 (2006-06-01), Saltoh
patent: 2006/0121312 (2006-06-01), Yamada
patent: 2007/0111029 (2007-05-01), Yamada
patent: 2001118682 (2001-04-01), None
patent: 2002063988 (2002-02-01), None
Miyaura, et al.; “Palladium-Catalyzed Cross Coupling Reactions of Organoboron Compounds”; pp. 2457-2483; American Chemical Society (1995).
Yamamoto, et al.; “A Novel Type of Polycondensation Utilizing Transition Metal-Catalyzed C-C Coupling. I. Preparation of Thermostable Polyphenylene Type Polymers”; Bulletin of the Chemical Society of Japan, vol. 51(7), pp. 2091-2097; (1978).
Molecular Tectonics: Design of 1-D Coordination Networks Based on Pyrene-Bearing Pyrazolyl Units; vol. 2003, Issue 1, pp. 57-61, published online; Dec 12, 2002.

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