Enantioselective Protonation of Cyclic Carbonyl Ylides by Chiral Lewis Acid Assisted Alcohols

2021 ◽  
Author(s):  
Yasunori Toda ◽  
Takayuki Yoshida ◽  
Kaoru Arisue ◽  
Kazuaki Fukushima ◽  
Hiroyoshi Esaki ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Chiral Lewis Acid

Asymmetric synthesis of isoquinuclidines by Diels–Alder reaction of 1,2-dihydropyridine utilizing a chiral Lewis acid catalyst

Tetrahedron ◽  
2012 ◽  
Vol 68 (6) ◽  
pp. 1774-1781 ◽  
Author(s):  
Chigusa Seki ◽  
Masafumi Hirama ◽  
N.D.M. Romauli Hutabarat ◽  
Junko Takada ◽  
Chonticha Suttibut ◽  
...  
Keyword(s):  
Asymmetric Synthesis ◽  
Lewis Acid ◽  
Acid Catalyst ◽  
Alder Reaction ◽  
Diels Alder ◽  
Diels Alder Reaction ◽  
Chiral Lewis Acid ◽  
Lewis Acid Catalyst

Chiral Lewis Acid Catalysis in Nitrile Oxide Cycloadditions

2004 ◽  
Vol 126 (17) ◽  
pp. 5366-5367 ◽  
Author(s):  
Mukund P. Sibi ◽  
Kennosuke Itoh ◽  
Craig P. Jasperse
Keyword(s):  
Lewis Acid ◽  
Acid Catalysis ◽  
Nitrile Oxide ◽  
Lewis Acid Catalysis ◽  
Chiral Lewis Acid

scholarly journals Synthesis, Resolution, and Aldol Reactions of a Planar-Chiral Lewis Acid Complex.

ChemInform ◽  
2006 ◽  
Vol 37 (12) ◽  
Author(s):  
Shih-Yuan Liu ◽  
Ivory D. Hills ◽  
Gregory C. Fu
Keyword(s):  
Lewis Acid ◽  
Aldol Reactions ◽  
Acid Complex ◽  
Chiral Lewis Acid

Enantioselective 2-Alkylation of 3-Substituted Indoles with Dual Chiral Lewis Acid/Hydrogen-Bond-Mediated Catalyst

2016 ◽  
Vol 19 (1) ◽  
pp. 222-225 ◽  
Author(s):  
Zijun Zhou ◽  
Yanjun Li ◽  
Lei Gong ◽  
Eric Meggers
Keyword(s):  
Hydrogen Bond ◽  
Lewis Acid ◽  
Chiral Lewis Acid

scholarly journals Nickel(ii)-catalyzed enantioselective cyclopropanation of 3-alkenyl-oxindoles with phenyliodonium ylide via free carbene

2016 ◽  
Vol 7 (4) ◽  
pp. 2717-2721 ◽  
Author(s):  
Jing Guo ◽  
Yangbin Liu ◽  
Xiangqiang Li ◽  
Xiaohua Liu ◽  
Lili Lin ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Epr Spectroscopy ◽  
Spectroscopy Study ◽  
Chiral Lewis Acid

A chiral Lewis acid-promoted cyclopropanation using a phenyliodonium ylide as the carbene precursor was developed. An EPR spectroscopy study supported a stepwise biradical mechanism.

Molecular Design of a Chiral Lewis Acid for the Asymmetric Claisen Rearrangement

1995 ◽  
Vol 117 (3) ◽  
pp. 1165-1166 ◽  
Author(s):  
Keiji Maruoka ◽  
Susumu Saito ◽  
Hisashi Yamamoto
Keyword(s):  
Lewis Acid ◽  
Claisen Rearrangement ◽  
Molecular Design ◽  
Chiral Lewis Acid
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