| abstract |
(57) [Problem] To provide a soluble high molecular weight polythiophene ladder compound cross-linked by a sulfonyl group. SOLUTION: General formula [1] (R represents an alkyl group, an alkoxy group, an aryl group or an aryloxy group, an alkyl group, an alkoxy group, an aryl group, and each of the aryloxy group may be one containing a hetero atom .Y - is And n is an integer of 2 to 1500, which indicates the degree of polymerization.) |