A photoelectric conversion element includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer, a compound having a structure represented by the following general formula (1): is used as the dye.
wherein R1 to R4 are each independently a linear alkyl group having 4 to 20 carbon atoms and may be the same or different; A1 and A2 are each any one selected from the following aromatic ring group A (a pyrrole ring in the formula (1) is represented by an arc a to show a condensation position with the pyrrole ring), may be the same or different, and may have a substituent in an aromatic ring; An
p-
is a p-valent anion; p is 1 or 2; and q is a coefficient for keeping a charge of the entire dye neutral.
一种光电转换元件,包括具有支撑染料金属氧化物电极的工作电极,其中染料支撑在金属氧化物层上,所述染料为具有以下一般式(1)所表示结构的化合物:其中R1至R4分别是线性烷基,具有4至20个碳原子,可以相同也可以不同;A1和A2分别是从以下芳香环族A中任选的任意一个(在公式(1)中,吡咯环由弧线a表示,以显示其与吡咯环的缩合位置),可以相同也可以不同,并且可以在芳香环中具有取代基;Anp-是p价阴离子;p为1或2;q是保持整个染料中性电荷的系数。<芳香环族A>