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在室温和无催化剂的条件下,米氏酸(Meldrum’sacid,2,2-二甲基-4,6-二氧代-1,3-二噁烷)和芳香醛在离子液体如
Meldrum’s acid (2,2-dimethyl-4,6-dioxo-1,3-dioxane) and aromatic aldehydes in ionic liquids such as