2,2'-(2,3-dihydro-2,2-dimethyl-1H-benz[f]indene-1,3-diylidene)bis(1,3-benzodithiole) 在
tris(p-bromophenylammoniumyl) hexachloroantimonate 作用下,
以
二氯甲烷 为溶剂,
以75%的产率得到2,2'-(2,3-dihydro-2,2-dimethyl-1H-benz[f]indene-1,3-diylidene)bis(1,3-benzodithiole) dication