Title:
COMPOUNDS FOR ORGANIC EL ELEMENT AND ORGANIC EL ELEMENT
Document Type and Number:
WIPO Patent Application WO/1999/057221
Kind Code:
A1
Abstract:
A highly durable organic EL element which luminesces at a sufficient brightness especially at long wavelengths and retains the satisfactory luminescent performance over long; and compounds for use in producing the element. The compounds have a basic skeleton represented by formula (1), wherein R?1¿ to R?8¿ each represents hydrogen or optionally substituted aryl or alkenyl, provided that at least six of R?1¿ to R?8¿ are optionally substituted aryl or alkenyl.
Inventors:
FUJITA TETSUJI (JP)
INOUE TETSUSHI (JP)
AOTANI JUNJI (JP)
INOUE TETSUSHI (JP)
AOTANI JUNJI (JP)
Application Number:
PCT/JP1999/002335
Publication Date:
November 11, 1999
Filing Date:
April 30, 1999
Export Citation:
Assignee:
TDK CORP (JP)
FUJITA TETSUJI (JP)
INOUE TETSUSHI (JP)
AOTANI JUNJI (JP)
FUJITA TETSUJI (JP)
INOUE TETSUSHI (JP)
AOTANI JUNJI (JP)
International Classes:
C07C15/38; C07C15/62; C07C43/20; C07C43/257; C07C211/50; C07C211/54; C07C211/58; C07D215/04; C07D215/38; C07D217/02; C07D217/04; C07D219/02; C07D239/46; C07D239/74; C07D241/48; C07D311/18; C09K11/06; H01L51/00; H05B33/14; H01L51/50; H01L51/52; (IPC1-7): C09K11/06; C07C15/38; C07C15/62; C07C211/54; C07C211/58; C07C211/50; C07C43/20; C07C43/257; H05B33/14
Foreign References:
| JPH10289786A | 1998-10-27 | |||
| JPH06167807A | 1994-06-14 | |||
| JPS6185487A | 1986-05-01 |
Other References:
DODGE J A, BAIN J D, CHAMBERLIN A R: "REGIOSELECTIVE SYNTHESIS OF SUBSTITUTED RUBRENES", THE JOURNAL OF ORGANIC CHEMISTRY, AMERICAN CHEMICAL SOCIETY, US, vol. 55, no. 13, 1 January 1990 (1990-01-01), US, pages 4190 - 4198, XP002919792, ISSN: 0022-3263, DOI: 10.1021/jo00300a043
See also references of EP 0999256A4
See also references of EP 0999256A4
Attorney, Agent or Firm:
Ishii, Yoichi (Yushima 3-chome Bunkyo-ku Tokyo, JP)
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