scholarly journals Recent advances in palladium-catalysed asymmetric 1,4–additions of arylboronic acids to conjugated enones and chromones

2021 ◽  
Vol 17 ◽  
pp. 1048-1085
Author(s):  
Jan Bartáček ◽  
Jan Svoboda ◽  
Martin Kocúrik ◽  
Jaroslav Pochobradský ◽  
Alexander Čegan ◽  
...  

The transition metal (palladium)-catalysed asymmetric 1,4-addition of arylboronic acids to conjugated enones belong to the most important and emerging strategies for the construction of C–C bonds in an asymmetric fashion. This review covers known catalytic systems used for this transformation. For clarity, we are using the type of ligand as a sorting criterion. Finally, we attempted to create a flowchart facilitating the selection of a suitable ligand for a given combination of enone and arylboronic acid.

Synthesis ◽  
2017 ◽  
Vol 49 (21) ◽  
pp. 4719-4730 ◽  
Author(s):  
Ge Meng ◽  
Pengfei Li ◽  
Kai Chen ◽  
Linghua Wang

Arylboronic acids and their derivatives are widely used in organic synthesis. Conventional methods for their preparation require either reactive organometallic reagents or transition-metal-mediated processes. In recent years, transition-metal-free reactions for aryl C–B bond formation that obviate preformed organometallic reagents have gained interest and have developed rapidly. These new reactions have shown significant advantages for the preparation of functionalized molecules. In this review, an overview of the recent advances in transition-metal-free aromatic borylation reactions is provided.1 Introduction2 Transition-Metal-Free Transformations of CAr–N Bonds to CAr–B Bonds3 Transition-Metal-Free Transformations of CAr–X Bonds to CAr–B Bonds4 Transition-Metal-Free Transformations of CAr–H Bonds to CAr–B Bonds5 Conclusion


2020 ◽  
Vol 7 (8) ◽  
pp. 1022-1060 ◽  
Author(s):  
Wenbo Ma ◽  
Nikolaos Kaplaneris ◽  
Xinyue Fang ◽  
Linghui Gu ◽  
Ruhuai Mei ◽  
...  

This review summarizes recent advances in C–S and C–Se formations via transition metal-catalyzed C–H functionalization utilizing directing groups to control the site-selectivity.


2021 ◽  
Vol 22 (14) ◽  
pp. 7560
Author(s):  
Julie A. Tucker ◽  
Mathew P. Martin

This special issue on Advances in Kinase Drug Discovery provides a selection of research articles and topical reviews covering all aspects of drug discovery targeting the phosphotransferase enzyme family [...]


2021 ◽  
Vol 36 ◽  
pp. 514-550
Author(s):  
Zhihao Lei ◽  
Jang Mee Lee ◽  
Gurwinder Singh ◽  
C.I. Sathish ◽  
Xueze Chu ◽  
...  

2021 ◽  
Vol 444 ◽  
pp. 214065
Author(s):  
Priyanka Chakraborty ◽  
Rajib Mandal ◽  
Nidhi Garg ◽  
Basker Sundararaju

Nanoscale ◽  
2021 ◽  
Vol 13 (13) ◽  
pp. 6373-6388
Author(s):  
Yanan Tang ◽  
Zhen Qin ◽  
Shengyan Yin ◽  
Hang Sun

This review summarizes the recent advances of transition metal oxide and chalcogenide-based antibacterial nanomaterials, with emphasis on their inactivation mechanisms and highlighting their practical applications.


RSC Advances ◽  
2021 ◽  
Vol 11 (13) ◽  
pp. 7146-7179
Author(s):  
P. V. Saranya ◽  
Mohan Neetha ◽  
Thaipparambil Aneeja ◽  
Gopinathan Anilkumar

Spirooxindoles are used as anticancer-, antiviral-, antimicrobial agents etc. The use of transition metals as catalysts for the synthesis of spirooxindoles is advancing rapidly. Here, we focus on recent advances in transition metal-catalyzed synthesis of spirooxindoles.


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