申请人:CHEN Shinn-Horng
公开号:US20100237771A1
公开(公告)日:2010-09-23
A thiophene derivative, which has a chemical structure of formula (1):
wherein,
X is a substituted or non-substituted C
6
-C
20
aromatic or C
1
-C
20
aliphatic group;
R
1
and R
2
are independently H, a C
1
-C
10
linear, branched, or cyclic aliphatic group, or connected with the carbon atoms of formula (1) to form a first heterocyclic ring;
R
3
and R
4
are independently H, a C
1
-C
10
linear, branched, or cyclic aliphatic group, or connected with the carbon atoms of formula (1) to form a second heterocyclic ring; and
b is an integer ranging from 1 to 10,
with a proviso that X is not
when all of R
1
, R
2
, R
3
and R
4
are H.