(19)
(11) EP 1 749 809 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
published in accordance with Art. 158(3) EPC

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
25.04.2007 Bulletin 2007/17

(43) Date of publication:
07.02.2007 Bulletin 2007/06

(21) Application number: 05739101.3

(22) Date of filing: 10.05.2005
(51) International Patent Classification (IPC): 
C07C 13/567(2006.01)
C07F 7/08(2006.01)
H05B 33/14(2006.01)
C07C 15/38(2006.01)
C09K 11/06(2006.01)
(86) International application number:
PCT/JP2005/008494
(87) International publication number:
WO 2005/115950 (08.12.2005 Gazette 2005/49)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

(30) Priority: 27.05.2004 JP 2004157571

(71) Applicant: IDEMITSU KOSAN CO., LTD.
Tokyo 100-8321 (JP)

(72) Inventors:
  • KUBOTA, Mineyuki
    Sodegaura-shi, Chiba 2990293 (JP)
  • FUNAHASHI, Masakazu
    Sodegaura-shi, Chiba 2990293 (JP)
  • HOSOKAWA, Chishio
    Sodegaura -shi, Chiba 2990293 (JP)

(74) Representative: Gille Hrabal Struck Neidlein Prop Roos 
Brucknerstrasse 20
40593 Düsseldorf
40593 Düsseldorf (DE)

   


(54) ASYMMETRIC PYRENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME


(57) Asymmetric pyrene derivatives having specific structure. An organic EL device comprising at least one organic thin film layer including a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises at least one kind selected from the aforementioned asymmetric pyrene derivatives singly or as a component of mixture thereof.. An organic EL device exhibiting a great efficiency of light emission and having a long lifetime, and also asymmetric pyrene derivatives for realizing the organic EL device are provided.