This TiCl4−Mg promoted multicomponent coupling of various amides with CH2Cl2 and methyl acrylate represents an extremely simple and practical synthesis of 1,5-keto esters. The efficiency of this chemistry is illustrated by the very simple preparation of unusual 4,4-dideuterio-1,5-keto esters.
TiCl 4 -Mg促进了各种酰胺与CH 2 Cl 2和
丙烯酸甲酯的多组分偶联,代表了1,5-
酮酯的极其简单和实用的合成。这种
化学方法的效率可以通过非常简单地制备不同寻常的4,4-二
氘-1,5-
酮酸酯来说明。