reactive acetylacetone and ethyl acetoacetate. The reactions were carried out at room temperature and gave good yields. It is a convenient entry for preparation of functionalized trisubstituted alkenes and α,β,γ,δ-unsaturated carbonyl compounds.
伯天然
氨基酸1-色
氨酸首次用作脂族,芳族,杂芳族和α,β-不饱和醛与反应性较低的
乙酰丙酮和
乙酰乙酸乙酯的Knoevenagel缩合反应的催化剂。反应在室温下进行,并得到良好的收率。这是制备官能化的三取代烯烃和α,β,γ,δ-不饱和羰基化合物的方便方法。