以2-氨基-5-硝基苯酚为原料经过酚羟基烷基化、氨基甲磺酰化、硝基还原为氨基后,进行溴乙酰化以及N-烷基化5步反应制得了三羰基锝标记配体基:N-[2-环己基甲氧基-4(1-(2,2'-二吡啶甲基)胺基)乙酰胺基]苯基甲磺酰胺(NSC-PA),并对反应条件进行了优化.中间体及目标化合物经红外、质谱和核磁共振氢谱进行了结构表征,HPLC法测定最终产物的纯度大于98％.该目标化合物可以作为三羰基锝标记前体,为进一步开发乳腺癌显像药物奠定了基础.
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