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化合物 来自维基百科,自由的百科全书
茚三酮(寧希德林),一種有機化合物,被廣泛用於檢測氨、一級和二級胺,尤其是胺基酸。茚三酮與它們反應時產生深藍色或紫色,稱為羅曼紫(Ruhemann's purple)。法醫學上這個反應被用於鑑定指紋。[2]
茚三酮反應(Kaiser鑑定)也可用來在固相接肽時檢驗脫保護基是否已經完成,[3] 鑑定和比色法分離胺基酸以及鑑定銨離子(呈紫色),機理如下圖所示:
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