GSTDTAP  > 资源环境科学
DOI10.1038/s41467-018-05159-8
Streamlined asymmetric alpha-difunctionalization of ynones
Peng, Siyu; Wang, Zhaofeng; Zhang, Linxing; Zhang, Xinhao; Huang, Yong
2018-01-25
发表期刊NATURE COMMUNICATIONS
ISSN2041-1723
出版年2018
卷号9
文章类型Article
语种英语
国家Peoples R China
英文摘要

Ynones are a unique class of structural motifs that show remarkable chemical versatility. Chiral ynones, particularly those possessing an alpha-stereogenic center, are highly attractive templates for structural diversification. So far, only very limited examples have been reported for asymmetric alpha-functionalization of ynones. Asymmetric double alpha-functionalization of ynones remains elusive. Here we describe a streamlined strategy for asymmetric alpha-difunctionalization of ynones. We developed a gold-catalyzed multicomponent condensation reaction from a simple ynone, an amine, and an electrophilic alkynylating reagent to generate a 1,2-dialkynyl enamine, a key stable and isolable intermediate. This intermediate can undergo asymmetric fluorination catalyzed by a chiral phosphoric acid derivative. Chiral ynones with an alpha-quaternary carbon and containing a fluorine and an alkyne can be synthesized in high yield and high ee. The synthetic utility of this method is demonstrated by the synthesis of enantioenriched tri(hetero) arylmethyl fluorides


领域资源环境
收录类别SCI-E
WOS记录号WOS:000423424800010
WOS关键词PHASE-TRANSFER CATALYSIS ; TRANSITION-METAL CATALYSIS ; STRONGER BRONSTED ACIDS ; C BOND FORMATION ; CHIRAL ANION ; ENAMINE CATALYSIS ; HYPERVALENT IODINE ; ENANTIOSELECTIVE FLUORINATION ; ALLYLIC ALCOHOLS ; PHOSPHORIC-ACID
WOS类目Multidisciplinary Sciences
WOS研究方向Science & Technology - Other Topics
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文献类型期刊论文
条目标识符http://119.78.100.173/C666/handle/2XK7JSWQ/203875
专题资源环境科学
作者单位Peking Univ, Shenzhen Grad Sch, Key Lab Chem Genom, Shenzhen 518055, Peoples R China
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Peng, Siyu,Wang, Zhaofeng,Zhang, Linxing,et al. Streamlined asymmetric alpha-difunctionalization of ynones[J]. NATURE COMMUNICATIONS,2018,9.
APA Peng, Siyu,Wang, Zhaofeng,Zhang, Linxing,Zhang, Xinhao,&Huang, Yong.(2018).Streamlined asymmetric alpha-difunctionalization of ynones.NATURE COMMUNICATIONS,9.
MLA Peng, Siyu,et al."Streamlined asymmetric alpha-difunctionalization of ynones".NATURE COMMUNICATIONS 9(2018).
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