| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a compound having a large absorbance for light with long wavelengths. <P>SOLUTION: The compound includes a structural unit represented by formula (1) and a structural unit represented by formula (2). [In both the formulae, X<SP POS="POST">1</SP>, X<SP POS="POST">2</SP>and X<SP POS="POST">3</SP>represent each S or O; R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>represent each H, halogen, nitro, cyano, amino, alkyl, alkoxy, alkylthio, aryl, aryloxy, arylthio, arylalkyl, arylalkoxy, arylalkylthio, acyl, acyloxy, amide, acid imide, substituted amino, substituted silyl, substituted silyloxy, substituted silylthio, substituted silylamino, heterocyclic, heterocycloxy, heterocylothio, arylalkenyl, arylalkynyl or carboxyl group]. <P>COPYRIGHT: (C)2013,JPO&INPIT |
