2-fluoro-5-iodothiophene 、 triphenylphosphinegold(I)(4,4,5,5-tetramethyl-4,5-dihydro-3-oxid-1-oxyl-1H-imidazol-2-ide) 在
tris(dibenzylideneacetone)dipalladium(0) chloroform complex 、 1,3,5,7-tetramethyl-2,4,8-trioxa-6-phenyl-6-phosphaadamantane 作用下,
以
甲苯 为溶剂,
以91 %的产率得到2-(5-fluorothiophen-2-yl)-4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazol-3-oxide-1-oxyl