| US 7,541,099 B2 | ||
| Anthracene derivative and light emitting element and light emitting device using the same | ||
| Sachiko Yamagata, Atsgui (Japan); Ryoji Nomura, Yamato (Japan); Kumi Kojima, Isehara (Japan); and Satoshi Seo, Kawasaki (Japan) | ||
| Assigned to Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken (Japan) | ||
| Filed on May 02, 2005, as Appl. No. 11/118,371. | ||
| Claims priority of application No. 2004-152567 (JP), filed on May 21, 2004. | ||
| Prior Publication US 2005/0260450 A1, Nov. 24, 2005 | ||
| Int. Cl. H01L 51/50 (2006.01); C09K 11/06 (2006.01); C07C 211/00 (2006.01) | ||
| U.S. Cl. 428—690 [428/917; 313/504; 313/506; 564/433; 564/434; 585/26] | 14 Claims |
2. An anthracene derivative represented by a general formula (3),
 wherein R11, R13, R16, and R18 are an alkyl group having 1 to 4 carbon atoms, and R12, R14, R15 and R17 are individually any one of hydrogen and an alkyl group having 1 to 4 carbon atoms.
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