ChemInform Abstract: Highly Enantioselective Conjugate Addition-Cyclization Cascade Reaction of Malonates with o-Hydroxycinnamaldehydes: Asymmetric Synthesis of 4-Substituted Chromanols.

ChemInform ◽  
2012 ◽  
Vol 43 (13) ◽  
pp. no-no
Author(s):  
Yongcheon Lee ◽  
Seung Woo Seo ◽  
Sung-Gon Kim
Keyword(s):  
Asymmetric Synthesis ◽  
Conjugate Addition ◽  
Cascade Reaction

Organocatalytic Asymmetric Synthesis of Chiral Pyrrolizines by Cascade Conjugate Addition−Aldol Reactions

2010 ◽  
Vol 12 (19) ◽  
pp. 4352-4355 ◽  
Author(s):  
Ju-Yeon Bae ◽  
Hyo-Jun Lee ◽  
Seok-Ho Youn ◽  
Su-Hyun Kwon ◽  
Chang-Woo Cho
Keyword(s):  
Asymmetric Synthesis ◽  
Conjugate Addition ◽  
Aldol Reactions

Asymmetric Synthesis of 3,4-anti- and 3,4-syn-Substituted Aminopyrrolidines via Lithium Amide Conjugate Addition.

ChemInform ◽  
2007 ◽  
Vol 38 (44) ◽  
Author(s):  
Stephen G. Davies ◽  
A. Christopher Garner ◽  
Euan C. Goddard ◽  
Dennis Kruchinin ◽  
Paul M. Roberts ◽  
...  
Keyword(s):  
Asymmetric Synthesis ◽  
Conjugate Addition ◽  
Lithium Amide

Asymmetric synthesis of spiro[chroman-3,3′-pyrazol] scaffolds with an all-carbon quaternary stereocenter via a oxa-Michael–Michael cascade strategy with bifunctional amine-thiourea organocatalysts

RSC Advances ◽  
2015 ◽  
Vol 5 (111) ◽  
pp. 91108-91113 ◽  
Author(s):  
Weiping Zheng ◽  
Jiayong Zhang ◽  
Shuang Liu ◽  
Chengbin Yu ◽  
Zhiwei Miao
Keyword(s):  
Asymmetric Synthesis ◽  
Cascade Reaction ◽  
Quaternary Stereocenter

The chiral spiro[chroman-3,3′-pyrazol] derivatives have been synthesized through a catalytic oxa-Michael–Michael cascade reaction of 2-hydroxynitrostyrenes with 4-alkenyl pyrazolin-3-ones in good yields with moderate to high stereoselectivities.

Asymmetric synthesis of cyclic β-amino acids and cyclic amines via sequential diastereoselective conjugate addition and ring closing metathesis

Tetrahedron ◽  
2003 ◽  
Vol 59 (18) ◽  
pp. 3253-3265 ◽  
Author(s):  
Ann M Chippindale ◽  
Stephen G Davies ◽  
Keiji Iwamoto ◽  
Richard M Parkin ◽  
Christian A.P Smethurst ◽  
...  
Keyword(s):  
Amino Acids ◽  
Asymmetric Synthesis ◽  
Conjugate Addition ◽  
Ring Closing Metathesis ◽  
Cyclic Amines

Asymmetric synthesis of highly functionalized spirothiazolidinone tetrahydroquinolines via a squaramide-catalyzed cascade reaction

2018 ◽  
Vol 16 (48) ◽  
pp. 9390-9401 ◽  
Author(s):  
Yong-Xing Song ◽  
Da-Ming Du
Keyword(s):  
Asymmetric Synthesis ◽  
Michael Addition ◽  
Addition Reaction ◽  
Cascade Reaction ◽  
Michael Addition Reaction

A bifunctional squaramide-catalyzed asymmetric cascade aza-Michael/Michael addition reaction for the synthesis of chiral spirothiazolidinone tetrahydroquinolines with three contiguous stereocenters has been developed.

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