3-((4-(1-(2',7'-dioctyl-1-(tributylstannyl)-4H,6H-spiro[cyclopenta[c]thiophene-5,9'-fluoren]-3-yl)-2',7'-dioctyl-4H,6H-spiro[cyclopenta[c]thiophene-5,9'-fluoren]-3-yl)phenyl)thio)propanenitrile 在
palladium diacetate 、 copper dichloride 作用下,
以
四氢呋喃 为溶剂,
以40%的产率得到3-[4-[3-[3-[1-[1-[4-(2-Cyanoethylsulfanyl)phenyl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-3-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-3-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-1-yl]-2',7'-dioctylspiro[4,6-dihydrocyclopenta[c]thiophene-5,9'-fluorene]-1-yl]phenyl]sulfanylpropanenitrile