Scheme 1.

Synthesis of the studied diolefinic dye 1,4-bis((E)-2-(3-methyl-2,3-dihydrobenzo[d]thiazol-2-yl) vinyl) benzene, iodide salt
Synthesis of the studied diolefinic dye 1,4-bis((E)-2-(3-methyl-2,3-dihydrobenzo[d]thiazol-2-yl) vinyl) benzene, iodide salt