Patent ID: 7947898

Claim:
A photoelectric conversion element comprising a semiconductor layer and an electrolyte layer provided between a pair of opposed electrodes, wherein the semiconductor layer is sensitized by a compound represented by formula (2) or (3) wherein R 1 is a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted amino group or a substituted or unsubstituted heterocyclic group; X 1 is an organic residue having an acidic group; and a1 is an integer of 0 to 4; wherein R 21 and R 22 are each a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted amino group or a substituted or unsubstituted heterocyclic group; X 2 is an organic residue having an acidic group; and a2 and b are each an integer of 0 to 4, and wherein the organic residue having an acidic group comprises one selected from the group consisting of