Mannichreaction相关论文
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本文介绍了一种合成N,N-双(2-羟乙基) 氨甲基膦酸二乙酯的新工艺。相比 现有专利报道的技术,本文中的制备方法简单高效、收率高;催化......
Certain flavone (2-phenyl-4H-chromen-4-one) and isoflavone (3-phenyl-4H-chromen-4-one) derivatives were synthesized and ......
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Coumarin is a privileged scaffold that frequently occurred in a large number of natural products,pharmaceuticals and agr......
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温和条件下,以硅钨酸为催化剂,酮、芳香醛和芳香胺为原料,三组分“一锅法”合成了15个β-氨基酮衍生物,并考察了反应条件对产率的影响......
芳香醛、芳香酮与芳香胺在少量浓盐酸催化下于10 ~25 ℃直接发生曼尼希反应(MannichReaction) ,合成了40 个未见文献报道的曼尼希碱(Mannich Bases) ,产率为18.9 % ~92 .0 % .考察了芳环......