scholarly journals Racemic hemiacetals as oxygen-centered pronucleophiles triggering cascade 1,4-addition/Michael reaction through dynamic kinetic resolution under iminium catalysis. Development and mechanistic insights

2017 ◽  
Vol 8 (4) ◽  
pp. 2904-2913 ◽  
Author(s):  
Ane Orue ◽  
Uxue Uria ◽  
David Roca-López ◽  
Ignacio Delso ◽  
Efraím Reyes ◽  
...  
Keyword(s):  
Kinetic Resolution ◽  
Michael Reaction ◽  
Conjugate Addition ◽  
Cascade Process ◽  
Dynamic Kinetic Resolution ◽  
Single Stereoisomer

Racemic 2-hydroxydihydropyran-5-ones react as unconventional O-pronucleophiles in a conjugate addition/Michael reaction cascade process under DKR, leading to the formation of a single stereoisomer out of 16 possible ones.

Organocatalytic dynamic kinetic resolution via conjugate addition: synthesis of chiral trans-2,5-dialkylcyclohexanones

2012 ◽  
Vol 10 (41) ◽  
pp. 8260 ◽  
Author(s):  
Ganesh Pandey ◽  
Priyanka A. Adate ◽  
Vedavati G. Puranik
Keyword(s):  
Kinetic Resolution ◽  
Conjugate Addition ◽  
Dynamic Kinetic Resolution

Interplay of Direct Stereocontrol and Dynamic Kinetic Resolution in a Bifunctional Amine Thiourea Catalyzed Highly Enantioselective Cascade Michael-Michael Reaction

2010 ◽  
Vol 17 (3) ◽  
pp. 770-774 ◽  
Author(s):  
Chenguang Yu ◽  
Yinan Zhang ◽  
Aiguo Song ◽  
Yafei Ji ◽  
Wei Wang
Keyword(s):  
Kinetic Resolution ◽  
Michael Reaction ◽  
Dynamic Kinetic Resolution

Brønsted Acid-catalyzed Dynamic Kinetic Resolution of in situ Formed Acyclic N,O-hemiaminals: Cascade Synthesis of Chiral Cyclic N,O-aminals

2021 ◽  
Author(s):  
Xue-Jiao Lv ◽  
Yong-Chao Ming ◽  
Hui-Chun Wu ◽  
Yankai Liu
Keyword(s):  
Kinetic Resolution ◽  
Michael Reaction ◽  
Amide Group ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Dynamic Kinetic Resolution ◽  
Brönsted Acid ◽  
Acid Catalyzed

A Brønsted acid-catalyzed cascade acyclic N,O-hemiaminal formation/oxa-Michael reaction is developed for the synthesis of cis-2,6-disubstituted tetrahydropyrans bearing an exo amide group, that is, cyclic N,O-aminals. By using TsOH, various different...

A Highly Stereoselective Hydrogen-Bond-Mediated Michael–Michael Cascade Process through Dynamic Kinetic Resolution

2008 ◽  
Vol 120 (22) ◽  
pp. 4245-4247 ◽  
Author(s):  
Jian Wang ◽  
Hexin Xie ◽  
Hao Li ◽  
Liansuo Zu ◽  
Wei Wang
Keyword(s):  
Hydrogen Bond ◽  
Kinetic Resolution ◽  
Cascade Process ◽  
Dynamic Kinetic Resolution

ChemInform Abstract: Interplay of Direct Stereocontrol and Dynamic Kinetic Resolution in a Bifunctional Amine Thiourea Catalyzed Highly Enantioselective Cascade Michael-Michael Reaction.

ChemInform ◽  
2011 ◽  
Vol 42 (20) ◽  
pp. no-no
Author(s):  
Chenguang Yu ◽  
Yinan Zhang ◽  
Aiguo Song ◽  
Yafei Ji ◽  
Wei Wang
Keyword(s):  
Kinetic Resolution ◽  
Michael Reaction ◽  
Dynamic Kinetic Resolution

ChemInform Abstract: A Highly Stereoselective Hydrogen-Bond-Mediated Michael-Michael Cascade Process Through Dynamic Kinetic Resolution.

ChemInform ◽  
2008 ◽  
Vol 39 (34) ◽  
Author(s):  
Jian Wang ◽  
Hexin Xie ◽  
Hao Li ◽  
Liansuo Zu ◽  
Wei Wang
Keyword(s):  
Hydrogen Bond ◽  
Kinetic Resolution ◽  
Cascade Process ◽  
Dynamic Kinetic Resolution

A Highly Stereoselective Hydrogen-Bond-Mediated Michael–Michael Cascade Process through Dynamic Kinetic Resolution

2008 ◽  
Vol 47 (22) ◽  
pp. 4177-4179 ◽  
Author(s):  
Jian Wang ◽  
Hexin Xie ◽  
Hao Li ◽  
Liansuo Zu ◽  
Wei Wang
Keyword(s):  
Hydrogen Bond ◽  
Kinetic Resolution ◽  
Cascade Process ◽  
Dynamic Kinetic Resolution
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