Direct asymmetric aldol reactions in water with a β-aminosulfonamide organocatalyst
摘要:
Organocatalyst 4 promoted the direct asymmetric aldol reactions of aldehydes with ketones in brine or in the presence of water to afford the corresponding anti-aldol products in moderate to excellent yields with up to 97% ee. (C) 2011 Elsevier Ltd. All rights reserved.