Tertiary amines, although basic, fail to yield amides, presumably because they cannot lose a proton, (to stabilize the product) after attaching themselves to carbon or to sulfur.

• 叔胺虽然呈碱性，但不能产生酰胺，这大概是因为当它们连在碳或硫上之后，无法失去一个质子（以稳定产物）的缘故。