Squaramide-Catalyzed Asymmetric Michael Addition/Cyclization Reaction for the Synthesis of Chiral Bisspiro Barbituric Acid–Oxindole Derivatives - Qiao, De-Jun; Du, Da-Ming (Molecules (Basel, Switzerland), 2025)
Keywords: Acids; asymmetric catalysis; barbituric acid; Biological activity; Catalysts; Drugs; Hydrocarbons; Michael addition; organocatalysis; oxindole; Solvents; Michael addition; organocatalysis; oxindole; asymmetric catalysis; barbituric acid