Palladium-catalyzed [2 + 2 + 1] annulation: access to chromone fused cyclopentanones with cyclopropenone as the CO source-Reference-Cited by-同舟云学术

Palladium-catalyzed [2 + 2 + 1] annulation: access to chromone fused cyclopentanones with cyclopropenone as the CO source

Published:2021 Issue:12 Volume:8 Page:3082-3090
ISSN:2052-4129
Container-title:Organic Chemistry Frontiers
language:en
Short-container-title:Org. Chem. Front.

Author:

Zhu Wen-Qing¹²³⁴⁵,Fang Yu-Chen¹²³⁴⁵,Han Wen-Yong⁶⁷⁸⁹¹⁰^ORCID,Li Fei⁶⁷⁸⁹¹⁰,Yang Min-Ge¹²³⁴⁵,Chen Yong-Zheng⁶⁷⁸⁹¹⁰

Affiliation:

1. Xi'an Key Laboratory of Textile Chemical Engineering Auxiliaries

2. School of Environmental and Chemical Engineering

3. Xi'an Polytechnic University

4. Xi'an

5. P. R. China

6. Key Laboratory of Biocatalysis & Chiral Drug Synthesis of Guizhou Province

7. Generic Drug Research Center of Guizhou Province

8. School of Pharmacy

9. Zunyi Medical University

10. Zunyi 563006

Abstract

A variety of chromone fused cyclopentanones are efficiently generated in good to high yields via palladium-catalyzed [2 + 2 + 1] annulation, in which cyclopropenone was utilized for the first time as the sole CO surrogate in the carbonylation process.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Guizhou Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Organic Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2021/QO/D1QO00222H

Reference142 articles.

1. Palladium-catalyzed formylation of aryl, heterocyclic, and vinylic halides

2. Palladium-catalyzed carboalkoxylation of aryl, benzyl, and vinylic halides