Refining boron-iodane exchange to access versatile arylation reagents

2022 ◽  
Author(s):  
Shubhendu Karandikar ◽  
David Ross Stuart
Keyword(s):  

Aryl(Mes)iodonium salts, which are multifaceted aryl transfer reagents, are synthesized via boron-iodane exchange. Modification to both the nucleophilic (aryl boron) and electrophilic (mesityl-λ3-iodane) reaction components result in improved yield and...

2020 ◽  
Author(s):  
Lucien Caspers ◽  
Julian Spils ◽  
Mattis Damrath ◽  
Enno Lork ◽  
Boris Nachtsheim

In this article we describe an efficient approach for the synthesis of cyclic diaryliodonium salts. The method is based on benzyl alcohols as starting materials and consists of an Friedel-Crafts-arylation/oxidation sequence. Besides a deep optimization, particluar focusing on the choice and ratios of the utilized Bronsted-acids and oxidants, we explore the substrate scope of this transformation. We also discuss an interesting isomerism of cyclic iodonium salts substituted with aliphatic substituents at the bridge head carbon. <br>


ChemInform ◽  
2001 ◽  
Vol 32 (19) ◽  
pp. no-no
Author(s):  
Carsten Bolm ◽  
Martin Kesselgruber ◽  
Achim Grenz ◽  
Nina Hermanns ◽  
Jens P. Hildebrand

1965 ◽  
Vol 30 (6) ◽  
pp. 1930-1934 ◽  
Author(s):  
F. Marshall Beringer ◽  
Suzanne A. Galton
Keyword(s):  

ChemInform ◽  
2010 ◽  
Vol 27 (48) ◽  
pp. no-no
Author(s):  
T. KITAMURA ◽  
T. FUKUOKA ◽  
Y. FUJIWARA
Keyword(s):  

2008 ◽  
Vol 10 (24) ◽  
pp. 5565-5568 ◽  
Author(s):  
Changqing Lu ◽  
Don VanDerveer ◽  
Darryl D. DesMarteau
Keyword(s):  

2021 ◽  
Author(s):  
Akira Yoshimura ◽  
Christopher Huss ◽  
Akio Saito ◽  
Tsugio Kitamura ◽  
Viktor V Zhdankin

2-Iodosylbenzoic acid in the presence of trifluoromethanesulfonic anhydride is an efficient oxidant and electrophilic reagent useful for preparation of the corresponding alkenyl and aryliodonium salts. Compared to the previously reported...


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