在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 、
三乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 12.0h,
以60%的产率得到Ethoxy-[4-[[8-[4-[2-[4-[4-[4-[4-[4-[2-[4-[4-[(4-ethoxycarbonyl-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiol-1-ium-8-ylidene)-(8-ethoxycarbonyl-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiol-4-yl)methyl]-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiole-8-carbonyl]oxyphenyl]ethynyl]-3-heptoxyphenyl]-2-heptoxyphenyl]buta-1,3-diynyl]-3-heptoxyphenyl]-2-heptoxyphenyl]ethynyl]phenoxy]carbonyl-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiol-4-yl]-(8-ethoxycarbonyl-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiol-4-yl)methylidene]-2,2,6,6-tetramethyl-[1,3]dithiolo[4,5-f][1,3]benzodithiol-8-ylidene]methanolate