Patent ID: 8466301

Claim:
An organic dye used in a dye-sensitized solar cell, having general formula (1): wherein Ar1 represents a substituted or unsubstituted 1,4-phenylene, 2,7-fluorene or 2,7-carbazole, Ar2 and Ar3 each independently represent a substituted or unsubstituted aryl group, Sp1 represent a single bond, vinylene, cyanovinylene or 2,5-thiophene group, Sp2 represent a single bond, Ac represents cyanovinylene, and Y represents an anchoring group, wherein if Ar2 or Ar3 represents a substituted aryl group, a substituted group of the substituted aryl group is selected from the group consisting of alkyl having 1˜5 carbon atom(s) and alkoxy having 1˜5 carbon atom(s).