Homogeneous Catalyzed Aryl–Aryl Cross-Couplings in Flow

Synthesis ◽  
2021 ◽  
Author(s):  
Aiichiro Nagaki ◽  
Yosuke Ashikari

AbstractAryl–aryl cross-coupling reactions are important reactions for the production of various biaryl compounds. This short review covers the various aryl–aryl cross-coupling reactions carried out in flow, focusing on the metal species of the aryl nucleophiles used in the cross-coupling reactions.1 Introduction2 Suzuki–Miyaura Coupling (B)3 Migita–Kosugi–Stille Coupling (Sn)4 Negishi Coupling (Zn)5 Kumada–Tamao–Corriu Coupling (Mg)6 Murahashi Coupling (Li)7 Conclusion

Synthesis ◽  
2020 ◽  
Vol 53 (02) ◽  
pp. 255-266
Author(s):  
Tomáš Tobrman ◽  
Tereza Edlová ◽  
Marek Čubiňák

AbstractThis short review summarizes the latest advances in the cross-coupling reactions of double and triple electrophilic templates bearing halogen atoms and an activated C–O bond. Reactions involving the formation of a C–C bond as part of di-, tri-, and tetrasubstituted double bond systems are highlighted.1 Introduction2 Cross-Coupling Reactions of Halovinyl Tosylates3 Cross-Coupling Reactions of Halovinyl Triflates4 Cross-Coupling Reactions of Halovinyl Phosphates5 Cross-Coupling Reactions of Halovinyl Esters6 Conclusion


Synthesis ◽  
2017 ◽  
Vol 49 (15) ◽  
pp. 3269-3280 ◽  
Author(s):  
Tobias Parchomyk ◽  
Konrad Koszinowski

Iron-catalyzed cross-coupling reactions provide a promising way to form new carbon–carbon bonds and build up molecular complexity. This short review presents recent advances in the synthetic application of these reactions as well as in the elucidation of their mechanism. It also highlights remaining problems and aims at pointing out ways toward possible remedies.1 Introduction2 Synthesis: Recent Accomplishments and Unsolved Problems2.1 Substrate Scope: Electrophiles2.2 Substrate Scope: Nucleophiles2.3 Catalyst Activity and Chemoselectivity2.4 Stereoselectivity2.5 Practical Aspects3 Mechanism: Recent Insights and Open Questions3.1 Transmetallation and Activation of the Iron Precatalyst3.2 Coupling via Oxidative Addition and Reductive Elimination3.3 Coupling via C–X Bond Homolysis and Radical Rebound3.4 Coupling via Bimolecular C–X Bond Homolysis3.5 Other Reactions of Organoiron Species with Electrophiles4 Toward Rational Reaction Improvement5 Conclusion


2019 ◽  
Vol 6 (2) ◽  
pp. 152-161 ◽  
Author(s):  
Enrique Barragan ◽  
Anurag Noonikara Poyil ◽  
Chou-Hsun Yang ◽  
Haobin Wang ◽  
Alejandro Bugarin

A metal-free synthesis of biaryl compounds was achieved under photo-irradiation, which represents a milder alternative for cross-coupling reactions.


2011 ◽  
Vol 7 ◽  
pp. 886-891 ◽  
Author(s):  
K Harsha Vardhan Reddy ◽  
V Prakash Reddy ◽  
A Ashwan Kumar ◽  
G Kranthi ◽  
YVD Nageswar

Potassium thiocyanate acts as an efficient sulfur surrogate in C–S cross-coupling reactions mediated by recyclable copper oxide nanoparticles under ligand free conditions. This protocol avoids foul smelling thiols, for the synthesis of a variety of symmetrical diaryl sulfides, via the cross-coupling of different aryl halides with potassium thiocyanate, affording corresponding products in moderate to excellent yields.


2016 ◽  
Vol 4 (37) ◽  
pp. 8596-8610 ◽  
Author(s):  
A. Paun ◽  
N. D. Hadade ◽  
C. C. Paraschivescu ◽  
M. Matache

A literature survey of the cross-coupling reactions in the preparation of 1,3,4-oxadiazole compounds as useful materials for OLEDs is described.


RSC Advances ◽  
2016 ◽  
Vol 6 (111) ◽  
pp. 109296-109300 ◽  
Author(s):  
Xian Wang ◽  
Zhenhua Wang ◽  
Zunyuan Xie ◽  
Guofang Zhang ◽  
Weiqiang Zhang ◽  
...  

1,3-Yones as σ-, π-electron donating ligands significantly accelerated the cross-coupling reactions of aryl iodides with terminal alkynes, in which as low as 0.1 to 1 mol% of CuI were efficiently activated.


2019 ◽  
Vol 55 (63) ◽  
pp. 9291-9294 ◽  
Author(s):  
Myuto Kashihara ◽  
Rong-Lin Zhong ◽  
Kazuhiko Semba ◽  
Shigeyoshi Sakaki ◽  
Yoshiaki Nakao

N-Heterocyclic carbene (NHC) ligands effective for the cross-coupling of nitroarenes were identified.


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