Diastereo- and Enantioselective Synthesis of Nitroso Diels−Alder-Type Bicycloketones Using Dienamine:  Mechanistic Insight into Sequential Nitroso Aldol/Michael Reaction and Application for Optically Pure 1-Amino-3,4-diol Synthesis

2007 ◽  
Vol 129 (5) ◽  
pp. 1190-1195 ◽  
Author(s):  
Norie Momiyama ◽  
Yuhei Yamamoto ◽  
Hisashi Yamamoto
ACS Catalysis ◽  
2018 ◽  
Vol 9 (1) ◽  
pp. 376-391 ◽  
Author(s):  
Roderigh Y. Rohling ◽  
Ionut C. Tranca ◽  
Emiel J. M. Hensen ◽  
Evgeny A. Pidko

2015 ◽  
Vol 80 (23) ◽  
pp. 11686-11698 ◽  
Author(s):  
Laura S. Kocsis ◽  
Husain N. Kagalwala ◽  
Sharlene Mutto ◽  
Bhaskar Godugu ◽  
Stefan Bernhard ◽  
...  

2018 ◽  
Vol 15 (2) ◽  
pp. 221-229 ◽  
Author(s):  
Shah Bakhtiar Nasir ◽  
Noorsaadah Abd Rahman ◽  
Chin Fei Chee

Background: The Diels-Alder reaction has been widely utilised in the syntheses of biologically important natural products over the years and continues to greatly impact modern synthetic methodology. Recent discovery of chiral organocatalysts, auxiliaries and ligands in organic synthesis has paved the way for their application in Diels-Alder chemistry with the goal to improve efficiency as well as stereochemistry. Objective: The review focuses on asymmetric syntheses of flavonoid Diels-Alder natural products that utilize chiral ligand-Lewis acid complexes through various illustrative examples. Conclusion: It is clear from the review that a significant amount of research has been done investigating various types of catalysts and chiral ligand-Lewis acid complexes for the enantioselective synthesis of flavonoid Diels-Alder natural products. The results have demonstrated improved yield and enantioselectivity. Much emphasis has been placed on the synthesis but important mechanistic work aimed at understanding the enantioselectivity has also been discussed.


RSC Advances ◽  
2021 ◽  
Vol 11 (34) ◽  
pp. 20961-20969
Author(s):  
Yunqing He ◽  
Wanli Nie ◽  
Ying Xue ◽  
Qishan Hu

Hydrosilylation or amination products? It depends on water amount and nucleophiles like excess water or produced/added amines.


2021 ◽  
Vol 154 (12) ◽  
pp. 124313
Author(s):  
L. M. Hunnisett ◽  
P. F. Kelly ◽  
S. Bleay ◽  
F. Plasser ◽  
R. King ◽  
...  

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