A Base‐Promoted Tandem Reaction of 3‐(1‐Alkynyl)chromones with 1,3‐Dicarbonyl Compounds: An Efficient Approach to Functional Xanthones | Zendy

Zhao Lizhi | Zendy; Xie Fuchun | Zendy; Cheng Gang | Zendy; Hu Youhong | Zendy

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A Base‐Promoted Tandem Reaction of 3‐(1‐Alkynyl)chromones with 1,3‐Dicarbonyl Compounds: An Efficient Approach to Functional Xanthones

Author(s) -

Zhao Lizhi,

Xie Fuchun,

Cheng Gang,

Hu Youhong

Publication year - 2009

Publication title -

angewandte chemie international edition

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 5.831

H-Index - 550

eISSN - 1521-3773

pISSN - 1433-7851

DOI - 10.1002/anie.200902618

Subject(s) - tandem , chemistry , catalysis , combinatorial chemistry , base (topology) , sequence (biology) , cascade reaction , organic chemistry , materials science , mathematical analysis , mathematics , composite material , biochemistry

No need for a transition‐metal catalyst is characteristic for the tandem process presented herein to obtain functionalized xanthones. The sequence involves multiple reactions, such as Michael addition‐elimination/cyclization/1,2‐addition/elimination reactions (see scheme).

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