Enantioselective Addition of Thiols to Pyrazolone Ketimines by Cinchona Alkaloid-Derived C-2′ Amino Organocatalyst

Key Points

• The aim is to explore the enantioselective addition of thiols to pyrazolone ketimines using a specific organocatalyst.
• Utilized cinchona alkaloid-derived C-2′ amino organocatalysts for asymmetric synthesis.
• Examined reaction conditions to optimize yields and enantioselectivity.
• Analyzed the outcomes based on chiral materials.
• Achieved high enantioselectivity with specific yield percentages.
• Performed quantitative analysis demonstrating effective chiral construction.
• Indicated significant potential for developing new synthetic methodologies.