已开发出对苯并[ a ]-和吲哚并[2,3- a ]喹啉联苯胺的对映选择性两步法。它由(i)外消旋或前手性δ-氧代(二)酯与(S)-(3,4-二甲氧基苯基)丙氨醇或(S)-色氨酸的立体选择性环缩合反应涉及动态动力学拆分和/或对映体或非对映体酯基的区分,和(ii)随后利用所得恶唑并哌啶酮内酰胺中存在的被掩蔽的N-酰基亚氨基亚胺离子在芳环上进行立体控制环化。
Stereocontrolled Generation of Benzo[a]- and Indolo[2,3-a]quinolizidines from (S)-Tryptophanol and (S)-(3,4-Dimethoxyphenyl)alaninol-Derived Lactams
作者:Maria Pérez、Federica Arioli、Gianna Rigacci、Maria M. M. Santos、Arantxa Gómez-Esqué、Carmen Escolano、Pedro Florindo、Carlos Ramos、Joan Bosch、Mercedes Amat
DOI:10.1002/ejoc.201100294
日期:2011.7
Financial support from the Spanish Ministerio de Ciencia e Innovacion (MICINN) (project CTQ2009-07021/BQU), from the Portuguese Fundacao para a Ciencia e a Tecnologia (FCT) (project PTDC/QUI-QUI/111664/2009), and from the Spanish-Portuguese Integrated Action (AIB2010PT-00324 and E-07/11) is gratefully acknowledged. Thanks are also due to the AGAUR (Generalitat de Catalunya) for grant 2009-SGR-1111
来自西班牙国家科学与创新部长 (MICINN)(项目 CTQ2009-07021/BQU)、葡萄牙 Fundacao para a Ciencia ea Tecnologia (FCT)(项目 PTDC/QUI-QUI/111664/2009)以及来自非常感谢西班牙-葡萄牙综合行动(AIB2010PT-00324 和 E-07/11)。还要感谢 AGAUR (Generalitat de Catalunya) 授予 2009-SGR-1111 的资助,MICINN 授予 CR 的奖学金,以及 Leonardo da Vinci 计划(Unipharma 毕业生 5)授予 GR 的流动性资助