The present invention relates to polyacene derivatives represented by general formula (I) below:
1
(wherein R
1
to R
10
, etc. each represents hydrogen atom, hydrocarbon group, or an alkoxy group; A
1
and A
2
are hydrogen atom, a halogen atom, a hydrocarbon group, an alkoxy group, cyano group, etc.; n is an integer of not less than 1; R
6
and R
7
may be linked to each other to form a ring); and a process for preparing the polyacene derivatives from polyhydro compounds as well as electrically conductive materials comprising the polyacene derivatives. According to the process for preparing the polyacene derivatives of the present invention, optional substituents can be introduced into any carbon atoms of the polyacene, and the number of aromatic rings can be increased.
The present invention provides organic electroluminescent elements selected from polyacene derivatives represented by general formula (I) below:
[wherein, R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
8
, R
9
, R
10
, A
1
and A
2
, which are the same or different, each represents hydrogen atom, a hydrocarbon group, etc., and n denotes an integer of not less than 1]. The organic electroluminescent elements of the present invention can provide materials for organic electroluminescent elements and organic electroluminescent elements, which are excellent in stability, durability, luminance and luminance efficiency.
The present invention relates to polyacene derivatives represented by general formula (I) below:
(wherein R1 to R10, etc. each represents hydrogen atom, hydrocarbon group, or an alkoxy group; A1 and A2 are hydrogen atom, a halogen atom, a hydrocarbon group, an alkoxy group, cyano group, etc.; n is an integer of not less than 1; R6 and R7 may be linked to each other to form a ring); and a process for preparing the polyacene derivatives from polyhydro compounds as well as electrically conductive materials comprising the polyacene derivatives. According to the process for preparing the polyacene derivatives of the present invention, optional substituents can be introduced into any carbon atoms of the polyacene, and the number of aromatic rings can be increased.
The present invention provides organic electroluminescent elements selected from polyacene derivatives represented by general formula (I) below:
[wherein, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, A1 and A2, which are the same or different, each represents hydrogen atom, a hydrocarbon group, etc., and n denotes an integer of not less than 1]. The organic electroluminescent elements of the present invention can provide materials for organic electroluminescent elements and organic electroluminescent elements, which are excellent in stability, durability, luminance and luminance efficiency.
ORGANIC SEMICONDUCTOR MATERIAL, ORGANIC SEMICONDUCTOR THIN FILM AND ORGANIC SEMICONDUCTOR DEVICE
申请人:Ohe Takahiro
公开号:US20090140241A1
公开(公告)日:2009-06-04
An organic semiconductor material is provided. The organic semiconductor material includes a polyacene derivative expressed by the following general formula (1):
where each of R
1
to R
10
may be independently the same substituents or different substituents but all of R
1
, R
4
, R
5
, R
6
, R
9
and R
10
may never be hydrogen atoms at the same time, and where each of R
1
to R
10
is at least one kind of substituent selected from the group consisting of an aliphatic hydrocarbon group having a substituent and of which number of carbon atoms ranges of from 1 to 20, an aromatic hydrocarbon group having a substituent, a complex aromatic group having a substituent, a carboxyl group, a hydride, an ester group, a cyano group, a hydroxyl group, a halogen atom and a hydrogen atom. The organic semiconductor material can be dissolved into an organic solvent at low temperature (for example, room temperature) and is suitable for use with a coating process.