AcknowledgmentsThe work is supported by the National Natural Science Foundation of China (No. 20572086), the Gansu Natural Science Foundation of China (No. 3ZS061-A25-059) and the Education Department
<正>Magnoline(1),a new isoquinoline derivative,was isolated from the leaves of Magnolia sieboldii K.Koch(Magnoliaceae).Its structure was elucidated on the basis
<正>Ionic liquids[Bmim]BF_4 and[Bpy]BF_4 were employed as environmentally benign media in Doebner condensation to synthesizeαβ-unsaturated carboxylic acid.The