2-(4-{4-[4-(1-oxyl-3-oxo-4,4,5,5-tetramethyl-4H,5H-imidazolin-2-yl)-phenyl]buta-1,3-diyn-1-yl}phenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxo 在
sodium nitrite 作用下,
以
氯仿 、
溶剂黄146 为溶剂,
反应 1.0h,
以89%的产率得到2,2'-[(buta-1,3-diyne-1,4-diyl)-di-p-phenylene]-bis(4,4,5,5-tetramethyl-2-imidazoline-1-oxyl)