| 发明名称 |
BENZOXAZOLE DERIVATIVE, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE AND LIGHTING DEVICE |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide: a novel benzoxazole derivative that is a substance having high excitation energy, particularly, high triplet excitation energy; a light-emitting element using the derivative; and a light-emitting device, an electronic device and a lighting device each using the light-emitting element. <P>SOLUTION: The benzoxazole derivative is represented by general formula (G1), wherein: R<SP POS="POST">11</SP>-R<SP POS="POST">14</SP>and R<SP POS="POST">21</SP>-R<SP POS="POST">27</SP>each independently represent any one of hydrogen, 1-4C alkyl, and 6-13C substituted or unsubstituted aryl; Ar represents any one of 6-13C substituted or unsubstituted arylene groups; and Z represents a sulfur atom or oxygen atom. <P>COPYRIGHT: (C)2012,JPO&INPIT |
| 申请公布号 |
JP2012131782(A) |
申请公布日期 |
2012.07.12 |
| 申请号 |
JP20110258953 |
申请日期 |
2011.11.28 |
| 申请人 |
SEMICONDUCTOR ENERGY LAB CO LTD |
发明人 |
KAWADA YUUKO;MONMA YUJI;OSAWA NOBUHARU;SEO TETSUSHI |
| 分类号 |
C07D413/10;C09K11/06;H01L51/50 |
主分类号 |
C07D413/10 |
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