Aromatic amino groups are replaced with deuterium via a diazonium salt intermediate. Dimethylformamide-d7 is the deuterium donor in this mild replacement method that yields aromatic-d1 products in high isotopic purity. The presence of methyl groups lowers the isotopic purity of the products.
芳香
氨基团通过重氮盐中间体被
氘替换。在这种温和的替换方法中,二甲基甲酰胺-d7是
氘的供体,产物为高同位素纯度的芳香-d1化合物。甲基的存在降低了产物的同位素纯度。