K
Keiji Maruoka
Researcher at Kyoto University
Publications - 907
Citations - 24733
Keiji Maruoka is an academic researcher from Kyoto University. The author has contributed to research in topics: Catalysis & Enantioselective synthesis. The author has an hindex of 76, co-authored 885 publications receiving 22433 citations. Previous affiliations of Keiji Maruoka include Sumitomo Chemical & Nagasaki University.
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Asymmetric 1 ,3-Dipolar Cycloaddition Reaction of Nitrones and Acrolein with a Bis-Titanium Catalyst as Chiral Lewis Acid
TL;DR: A mu-oxo-type chiral bis-Ti(IV) oxide (S,S)-1 can be successfully utilized in the asymmetric 1,3-dipolar cycloaddition reactions between various nitrones 2 and acrolein to give the corresponding isoxazolidines with high to excellent enantioselectivities.
Journal ArticleDOI
Highly Enantioselective Construction of Quaternary Stereocenters on β‐Keto Esters by Phase‐Transfer Catalytic Asymmetric Alkylation and Michael Reaction
Journal ArticleDOI
Catalytic asymmetric synthesis of a nitrogen analogue of dialkyl tartrate by direct mannich reaction under phase-transfer conditions.
TL;DR: In this paper, a phase-transfer-catalyzed direct Mannich reaction of glycinate Schiff base 3 with α-imino ester 4 has been accomplished with high enantioselectivity by the utilization of N-spiro C2-symmetric chiral quaternary ammonium bromide 2 as a catalyst.