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Organocatalytic cascade 1,6-conjugate addition/annulation/tautomerization of functionalized para-quinone methides: Access to chiral 2-amino-4-aryl-4H-chromenes
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作者 Cong Duan Ling Ye +4 位作者 Wenqin Xu Xinying Li Feng Chen Zhigang Zhao Xuefeng Li 《Chinese Chemical Letters》 SCIE CAS CSCD 2018年第8期1273-1276,共4页
A novel organocatalytic cascade process initiated by 1,6-conjugated addition has been successfully developed. A range of pharmaceutically active 2-amino-4-aryl-4H-chromenes were readily obtained in high yields(88%-99... A novel organocatalytic cascade process initiated by 1,6-conjugated addition has been successfully developed. A range of pharmaceutically active 2-amino-4-aryl-4H-chromenes were readily obtained in high yields(88%-99%) and excellent enantiopurities(86%-99% ee). The functionalized para-Quinone methides(p-OMs) could be facilely obtained. 展开更多
关键词 para-Quinone methides 2-Amino-4-aryl-4H-chromene Domino reaction 1 6-conjugated addition Enantioselective
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对亚甲基苯醌不对称催化反应的研究进展
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作者 范亚静 李珅 《化学与生物工程》 CAS 2017年第9期7-14,共8页
对亚甲基苯醌是一类重要的醌类衍生物,具有较高的反应活性,很容易受到亲核试剂的进攻发生不对称加成反应。综述了对亚甲基苯醌参与的不对称催化反应研究进展,介绍了对亚甲基苯醌在不同催化体系下发生的不对称1,6-共轭加成反应。
关键词 对亚甲基苯醌 不对称催化 不对称1 6-共轭加成反应
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