A novel class of chiral ammonium and imidazolium-based ionic liquids has been designed and synthesized using isosorbide as a biorenewable substrate. These chiral ionic liquids were found to catalyze the aza Diels–Alder reaction to give good yields and moderate diastereoselectivitives.
以
异山梨醇为
生物可再生底物,设计并合成了一类新型手性
铵和
咪唑离子液体。研究发现,这些手性
离子液体可催化偶氮 Diels-Alder 反应,产生良好的产率和适度的非对映选择性。