Chiral Polyureas Derived Cinchona Alkaloids: Highly Efficient Bifunctional Organocatalysts for the Asymmetric Michael Addition Reaction

Highly Efficient ◽

Asymmetric Michael Addition Reaction of α-Aryl-Substituted Lactams Catalyzed by Chiral Quaternary Ammonium Salts Derived from Cinchona Alkaloids: A New Short Synthesis of (+)-Mesembrine

Synlett ◽

10.1055/s-0035-1560090 ◽

2015 ◽

Vol 26 (16) ◽

pp. 2301-2305 ◽

Cited By ~ 7

Author(s):

Hiyoshizo Kotsuki ◽

Shiori Nunokawa ◽

Masamitsu Minamisawa ◽

Keiji Nakano ◽

Yoshiyasu Ichikawa

Keyword(s):

Michael Addition ◽

Quaternary Ammonium ◽

Addition Reaction ◽

Quaternary Ammonium Salts ◽

Cinchona Alkaloids ◽

Ammonium Salts ◽

Asymmetric Michael Addition ◽

Short Synthesis

ChemInform Abstract: Highly Efficient Asymmetric Michael Addition Reaction of Malonates to α,β-Unsaturated Ketones Promoted by a Chiral Thiourea/PPY Dual-Catalyst System.

ChemInform ◽

10.1002/chin.201303065 ◽

2013 ◽

Vol 44 (3) ◽

pp. no-no ◽

Cited By ~ 1

Author(s):

Maya Moritaka ◽

Naomu Miyamae ◽

Keiji Nakano ◽

Yoshiyasu Ichikawa ◽

Hiyoshizo Kotsuki

Keyword(s):

Michael Addition ◽

Addition Reaction ◽

Catalyst System ◽

Unsaturated Ketones ◽

Highly Efficient ◽

Magnetic nanoparticles supported cinchona alkaloids for asymmetric Michael addition reaction of 1,3-dicarbonyls and maleimides

Chinese Chemical Letters ◽

10.1016/j.cclet.2017.06.022 ◽

2018 ◽

Vol 29 (1) ◽

pp. 201-204 ◽

Cited By ~ 7

Author(s):

Shi-Xuan Cao ◽

Jia-Xi Wang ◽

Zheng-Jie He

Keyword(s):

Magnetic Nanoparticles ◽

Michael Addition ◽

Addition Reaction ◽

Cinchona Alkaloids ◽

Highly Efficient Asymmetric Michael Addition Reaction of Malonates to α,β-Unsaturated Ketones Promoted by a Chiral Thiourea/PPY Dual-Catalyst System

Synlett ◽

10.1055/s-0032-1317317 ◽

2012 ◽

Vol 23 (17) ◽

pp. 2554-2558 ◽

Cited By ~ 6

Author(s):

Hiyoshizo Kotsuki ◽

Maya Moritaka ◽

Naomu Miyamae ◽

Keiji Nakano ◽

Yoshiyasu Ichikawa

Keyword(s):

Michael Addition ◽

Addition Reaction ◽

Catalyst System ◽

Unsaturated Ketones ◽

Highly Efficient ◽

ChemInform Abstract: Asymmetric Michael Addition Reaction of α-Aryl-Substituted Lactams Catalyzed by Chiral Quaternary Ammonium Salts Derived from Cinchona Alkaloids: A New Short Synthesis of (+)-Mesembrine.

ChemInform ◽

10.1002/chin.201607061 ◽

2016 ◽

Vol 47 (7) ◽

pp. no-no

Author(s):

Shiori Nunokawa ◽

Masamitsu Minamisawa ◽

Keiji Nakano ◽

Yoshiyasu Ichikawa ◽

Hiyoshizo Kotsuki

Keyword(s):

Michael Addition ◽

Quaternary Ammonium ◽

Addition Reaction ◽

Quaternary Ammonium Salts ◽

Cinchona Alkaloids ◽

Ammonium Salts ◽

Asymmetric Michael Addition ◽

Short Synthesis

Cinchona Squaramide-Based Chiral Polymers as Highly Efficient Catalysts in Asymmetric Michael Addition Reaction

ACS Omega ◽

10.1021/acsomega.8b00398 ◽

2018 ◽

Vol 3 (4) ◽

pp. 4573-4582 ◽

Cited By ~ 9

Author(s):

Mohammad Shahid Ullah ◽

Shinichi Itsuno

Keyword(s):

Michael Addition ◽

Addition Reaction ◽

Chiral Polymers ◽

Highly Efficient ◽

KF/Al2O3as a Highly Efficient, Green, Heterogeneous, and Reusable Catalytic System for the Solvent-Free Synthesis of Carboacyclic Nucleosides via Michael Addition Reaction

Synthetic Communications ◽

10.1080/00397910802369711 ◽

2008 ◽

Vol 39 (1) ◽

pp. 139-157 ◽

Cited By ~ 12

Author(s):

Abdolkarim Zare ◽

Alireza Hasaninejad ◽

Mohammad Hassan Beyzavi ◽

Ahmad Reza Moosavi Zare ◽

Ali Khalafi-Nezhad ◽

...

Keyword(s):

Catalytic System ◽

Michael Addition ◽

Addition Reaction ◽

Solvent Free ◽

Highly Efficient ◽

Solvent Free Synthesis

ChemInform Abstract: Highly Efficient Michael Addition Reaction of Amines Catalyzed by Silica-Supported Aluminum Chloride.

ChemInform ◽

10.1002/chin.200933045 ◽

2009 ◽

Vol 40 (33) ◽

Author(s):

Mohammad R. Saidi ◽

Yaghoub Pourshojaei ◽

Fezzeh Aryanasab

Keyword(s):

Michael Addition ◽

Aluminum Chloride ◽

Addition Reaction ◽

Highly Efficient

Polymerization Amplified Stereoselectivity (PASS) of Asymmetric Michael Addition Reaction and Aldol Reaction Catalyzed by Helical Poly(phenyl isocyanide) Bearing Secondary Amine Pendants

Macromolecules ◽

10.1021/acs.macromol.8b02088 ◽

2018 ◽

Vol 51 (23) ◽

pp. 9547-9554 ◽

Cited By ~ 13

Author(s):

Ling Shen ◽

Lei Xu ◽

Xiao-Hua Hou ◽

Na Liu ◽

Zong-Quan Wu

Keyword(s):

Secondary Amine ◽

Michael Addition ◽

Addition Reaction ◽

Aldol Reaction ◽

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

Chemical Communications ◽

10.1039/c5cc02765a ◽

2015 ◽

Vol 51 (49) ◽

pp. 9979-9982 ◽

Cited By ~ 21

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 ◽

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.