Kinetic Resolution of dl-Hydrobenzoins Catalyzed by Copper(II) Complexes of C-2-Symmetric Thiophene-Derived Ligands

Mansawat, Woraluk and Yukhet, Phanomsak and Bhanthumnavin, Worawan and Reiser, Oliver and Vilaivan, Tirayut (2022) Kinetic Resolution of dl-Hydrobenzoins Catalyzed by Copper(II) Complexes of C-2-Symmetric Thiophene-Derived Ligands. SYNLETT, 33 (14). pp. 1405-1410. ISSN 0936-5214, 1437-2096

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Abstract

C-2-Symmetrical chiral amino alcohol ligands with a central thiophene moiety were shown to be effective in combination with CuCl2 for the asymmetric acylation of dI-hydrobenzoins. In contrast to previously developed chiral ligands, readily available acetyl chloride and acetic anhydride can be used as reagents, in addition to benzoyl chloride, giving rise to the corresponding monoacylated products in up to 99% ee (S = 532).

Item Type: Article
Uncontrolled Keywords: ASYMMETRIC TRANSFER HYDROGENATION; HENRY REACTION; AMINO-ALCOHOLS; CHIRAL LIGANDS; BENZOYLATION; DESYMMETRIZATION; DERIVATIVES; DESIGN
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Organische Chemie > Lehrstuhl Prof. Dr. Oliver Reiser
Depositing User: Dr. Gernot Deinzer
Date Deposited: 08 Feb 2024 11:44
Last Modified: 08 Feb 2024 11:44
URI: https://pred.uni-regensburg.de/id/eprint/57471

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