Catalytic asymmetric desymmetrization of N-arylmaleimides: efficient construction of both atom chirality and axial chirality

2015 ◽  
Vol 51 (52) ◽  
pp. 10554-10557 ◽  
Author(s):  
Jianlin Zhang ◽  
Yulong Zhang ◽  
Lili Lin ◽  
Qian Yao ◽  
Xiaohua Liu ◽  
...  
Keyword(s):  
Michael Addition ◽  
Axial Chirality ◽  
Asymmetric Michael Addition ◽  
Efficient Construction ◽  
Catalytic Asymmetric

The asymmetric Michael addition/desymmetrization reaction catalyzed by a N,N′-dioxide-Sc(iii) complex was realized, leading to the succinimides with two kinds of stereogenic elements—atom chirality and axial chirality in up to 99% yield, 99% ee and >19 : 1 d.r.

ChemInform Abstract: Catalytic Asymmetric Michael Addition of Nitromethane to Enones Controlled by (R)-LPB.

ChemInform ◽  
2010 ◽  
Vol 29 (52) ◽  
pp. no-no
Author(s):  
K. FUNABASHI ◽  
Y. SAIDA ◽  
M. KANAI ◽  
T. ARAI ◽  
H. SASAI ◽  
...  
Keyword(s):  
Michael Addition ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric

Catalytic Asymmetric Michael Addition of 1,3-Dicarbonyls to Nitroalkenes

2020 ◽  
pp. 7-41
Author(s):  
Irishi N. N. Namboothiri ◽  
Meeta Bhati ◽  
Madhu Ganesh ◽  
Basavaprabhu Hosamani ◽  
Thekke V. Baiju ◽  
...  
Keyword(s):  
Michael Addition ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric

The design of a spiro-pyrrolidine organocatalyst and its application to catalytic asymmetric Michael addition for the construction of all-carbon quaternary centers

2015 ◽  
Vol 51 (49) ◽  
pp. 9979-9982 ◽  
Author(s):  
Jin-Miao Tian ◽  
Yong-Hai Yuan ◽  
Yong-Qiang Tu ◽  
Fu-Min Zhang ◽  
Xiao-Bo Zhang ◽  
...  
Keyword(s):  
Michael Addition ◽  
Addition Reaction ◽  
Silyl Ether ◽  
Michael Addition Reaction ◽  
Quaternary Centers ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric

A novel chiral spiro-pyrrolidine silyl ether organocatalyst has been designed and applied to an asymmetric Michael addition reaction.

ChemInform Abstract: Catalytic Asymmetric Michael Addition of Nitroalkane to Enone and Enal.

ChemInform ◽  
2010 ◽  
Vol 26 (14) ◽  
pp. no-no
Author(s):  
M. YAMAGUCHI ◽  
T. SHIRAISHI ◽  
Y. IGARASHI ◽  
M. HIRAMA
Keyword(s):  
Michael Addition ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric

Diastereodivergent Catalytic Asymmetric Michael Addition of 2-Oxindoles to α,β-Unsaturated Ketones by Chiral Diamine Catalysts

2015 ◽  
Vol 17 (11) ◽  
pp. 2732-2735 ◽  
Author(s):  
Yuan Wei ◽  
Shigang Wen ◽  
Zunwu Liu ◽  
Xinxin Wu ◽  
Bubing Zeng ◽  
...  
Keyword(s):  
Michael Addition ◽  
Unsaturated Ketones ◽  
Chiral Diamine ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric

Development of a Catalytic, Asymmetric Michael Addition in the Synthesis of Endothelin Antagonist ABT-546

2002 ◽  
pp. 45-59 ◽  
Author(s):  
David M. Barnes ◽  
Jianguo Ji ◽  
Ji Zhang ◽  
Steven A. King ◽  
Steven J. Wittenberger ◽  
...  
Keyword(s):  
Michael Addition ◽  
Asymmetric Michael Addition ◽  
Catalytic Asymmetric ◽  
Endothelin Antagonist
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