Recent advances in nucleophile-triggered CO2-incorporated cyclization leading to heterocycles
Carbon dioxide (CO2) has emerged as a sustainable, feasible, abundant one-carbon synthon and displays great potential in the synthesis of heterocycles such as lactones, lactams, and 2-oxazolidinones, which are privileged motifs in pharmaceutical chemistry demonstrating bioactivities. Although the fi...
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Published in | Chemical Society reviews Vol. 48; no. 1; pp. 382 - 404 |
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Main Authors | , |
Format | Journal Article |
Language | English |
Published |
London
Royal Society of Chemistry
07.01.2019
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Subjects | |
Online Access | Get full text |
ISSN | 0306-0012 1460-4744 1460-4744 |
DOI | 10.1039/c8cs00281a |
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Summary: | Carbon dioxide (CO2) has emerged as a sustainable, feasible, abundant one-carbon synthon and displays great potential in the synthesis of heterocycles such as lactones, lactams, and 2-oxazolidinones, which are privileged motifs in pharmaceutical chemistry demonstrating bioactivities. Although the fixation of CO2 is restricted due to its thermodynamic stability and kinetic inertness, multiple breakthroughs have been realized in annulation chemistry. This review concentrates on the advances made in the last five years in CO2-incorporated cyclization triggered by N-, O-, and C-nucleophiles. Three transformation modes of CO2 including carboxylative cyclization, carbonylative cyclization, and reductive cyclization have been summarized. Moreover, typical mechanisms and significant applications of these reactions are also described. |
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Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 14 ObjectType-Review-3 content type line 23 |
ISSN: | 0306-0012 1460-4744 1460-4744 |
DOI: | 10.1039/c8cs00281a |