Synergistic photoredox and tertiary amine catalysis: Generation of allylic sulfones from Morita-Baylis-Hillman acetates and sulfur dioxide

Author(s):  
Xinhua Wang ◽  
Ruixiu Liu ◽  
Qiuping Ding ◽  
Wei Xiao ◽  
Jie Wu

The first example for the synthesis of allylic sulfones through synergistic photoredox and tertiary amine catalysis, starting from MBH acetates, DABCO·(SO2)2 and 4-substituted Hantzsch esters or potassium alkyltrifluoroborates via a...

2016 ◽  
Vol 22 (16) ◽  
pp. 5767-5777 ◽  
Author(s):  
Johannes Moritz Bauer ◽  
Wolfgang Frey ◽  
René Peters

1962 ◽  
Vol 84 (19) ◽  
pp. 3775-3777 ◽  
Author(s):  
C. David. Gutsche ◽  
Rudolf S. Buriks ◽  
Kurt. Nowotny ◽  
Hans. Grassner

2016 ◽  
Vol 52 (12) ◽  
pp. 2537-2540 ◽  
Author(s):  
Zhong-Yan Cao ◽  
Yu-Lei Zhao ◽  
Jian Zhou

We report an unprecedented sequential Au(i)/bifunctional tertiary amine catalysis, which enables a tandem C–H functionalization of weak nucleophiles (anisoles or thiophenes) and asymmetric Michael addition for the highly enantioselective synthesis of quaternary oxindoles.


Synlett ◽  
2011 ◽  
Vol 2011 (05) ◽  
pp. 699-701
Author(s):  
Gabriel Fenteany ◽  
Nicholas Eddy ◽  
Peter Morse ◽  
Martha Morton

2016 ◽  
Vol 52 (20) ◽  
pp. 3943-3946 ◽  
Author(s):  
Yu-Lei Zhao ◽  
Zhong-Yan Cao ◽  
Xing-Ping Zeng ◽  
Jia-Meng Shi ◽  
Yi-Hua Yu ◽  
...  

A gold-catalyzed enone-formation and asymmetric cyanosilylation sequence is developed, providing enantioenriched 3-alkenyloxindoles from diazooxindoles, furans and trimethylsilyl cyanide (TMSCN).


2019 ◽  
Vol 84 (16) ◽  
pp. 10349-10361 ◽  
Author(s):  
Biao Wang ◽  
Xiao-Hui Wang ◽  
Wei Huang ◽  
Jin Zhou ◽  
Hong-Ping Zhu ◽  
...  

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