A novel point-chiral six-membered cyclic phosphoric acid was synthesized starting from an enantiopure precursor via a concise three-step route. Its catalytic performance was evaluated in enantioselective three-component Mannich reactions. Under optimized conditions, the catalyst provided good yields and satisfactory enantiomeric excesses (up to 89%). The basic mechanism of the catalysis was also studied by the DFT method.

Synthesis and Application of a New Cyclic Phosphoric Acid in Enantioselective Three-Component Mannich Reactions

Giovanni Ghigo
First
;
Stefano Dughera
Last
2025-01-01

Abstract

A novel point-chiral six-membered cyclic phosphoric acid was synthesized starting from an enantiopure precursor via a concise three-step route. Its catalytic performance was evaluated in enantioselective three-component Mannich reactions. Under optimized conditions, the catalyst provided good yields and satisfactory enantiomeric excesses (up to 89%). The basic mechanism of the catalysis was also studied by the DFT method.
2025
30
2928
2928
https://www.mdpi.com/1420-3049/30/14/2928
cyclic phosphoric acid; asymmetric catalysis; Mannich reaction
Giovanni Ghigo; Alessio Robiolio Bose; Stefano Dughera
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2318/2086150
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