Enantioselective synthesis of functionalized 1,4-dihydropyrazolo-[4′,3′:5,6]pyrano[2,3-b]quinolines through ferrocenyl-phosphine-catalyzed annulation of modified MBH carbonates and pyrazolones-Reference-Cited by-同舟云学术

Enantioselective synthesis of functionalized 1,4-dihydropyrazolo-[4′,3′:5,6]pyrano[2,3-b]quinolines through ferrocenyl-phosphine-catalyzed annulation of modified MBH carbonates and pyrazolones

Published:2021 Issue:38 Volume:57 Page:4690-4693
ISSN:1359-7345
Container-title:Chemical Communications
language:en
Short-container-title:Chem. Commun.

Author:

Xiao Xiao¹²³⁴⁵,Shao Bingxuan⁵²³⁴,Li Jingyi⁵²³⁴,Yang Zehui⁵²³⁴^ORCID,Lu Yin-Jie¹²³⁴,Ling Fei⁵²³⁴^ORCID,Zhong Weihui⁵²³⁴^ORCID

Affiliation:

1. Institute of Pharmaceutical Science and Technology

2. Zhejiang University of Technology

3. Hangzhou 310014

4. People's Republic of China

5. College of Pharmaceutical Sciences

Abstract

An enantioselective synthesis of 1,4-dihydropyrazolo[4′,3′:5,6]pyrano[2,3-b]quinolines from modified MBH carbonates and pyrazolones via a chiral phosphine-mediated alkylation/annulation sequence has been realized.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Zhejiang Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,Metals and Alloys,Surfaces, Coatings and Films,General Chemistry,Ceramics and Composites,Electronic, Optical and Magnetic Materials,Catalysis

Link

http://pubs.rsc.org/en/content/articlepdf/2021/CC/D1CC00989C

Reference57 articles.

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3. B. Stanovnik and J.Svete , Pyrazoles , in Science of Synthesis: Houben-Weyl Methods of Organic Transformations , ed. R. Neier , Georg Thieme , Stuttgart, Germany , 2002 , Vol. 12, p. 15

4. L. Yet , in Comprehensive Heterocyclic Chemistry III , ed. A. R. Katritzky , C. A. Ramsden , E. F. V. Scriven , and R. J. K. Taylor , Elsevier , Oxford, U.K. , 2008 , Vol. 4, p. 1

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