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在微波辐射下 ,以离子液体 1 丁基 3 甲基咪唑四氟硼酸盐 ([bmim]BF4)为催化剂 ,三组分一锅法Big inelli缩合反应快速地合成了 10种高收率的 5 乙氧羰基 4 芳基二氢嘧啶酮衍生物的缩合产物 ,其结构经IR和1HNMR确证
Under microwave irradiation, 10 kinds of high-yield 5 (5-methyl-2-pyrrolidinone) were synthesized by one-pot Biginelli condensation reaction using ionic liquid 1 -butylmethylimidazolium tetrafluoroborate ([bmim] BF4) The condensation product of the ethoxycarbonyl 4-aryl dihydropyrimidone derivative has its structure confirmed by IR and 1H NMR