[EN] NOVEL SPIRO COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE HAVING THE SAME<br/>[FR] NOUVEAU COMPOSÉ SPIRO ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE LE COMPRENANT
申请人:CANON KK
公开号:WO2012141229A1
公开(公告)日:2012-10-18
The present invention provides a novel stable organic compound and also provides an organic light-emitting device having a high luminous efficiency and a low driving voltage. The present invention relates to a spiro compound represented by the following Formula [1]: wherein, R1 to R5 are each independently selected from hydrogen atoms and alkyl groups having 1 to 4 carbon atoms and may be the same or different; and X is any of a sulfur atom, an oxygen atom, and a carbon atom, and when X is a carbon atom, the carbon atom may have one or two alkyl groups having 1 to 4 carbon atoms, and when the carbon atom has two alkyl groups having 1 to 4 carbon atoms, the two alkyl groups may be the same or different.
本发明提供了一种新型稳定的有机化合物,同时提供了一种具有高发光效率和低驱动电压的有机发光器件。本发明涉及以下式[1]所表示的螺烷化合物:其中,R1到R5分别独立地选自氢原子和具有1至4个碳原子的烷基基团,可以相同也可以不同;X是硫原子、氧原子和碳原子中的任意一种,当X是碳原子时,碳原子可以具有1至4个碳原子的烷基基团中的一个或两个,当碳原子具有两个具有1至4个碳原子的烷基基团时,这两个烷基基团可以相同也可以不同。