A 4-Hydroxypyrrolidine-Catalyzed Mannich Reaction of Aldehydes: Control of anti-Selectivity by Hydrogen Bonding Assisted by Broensted Acids.

Enrique Gómez-Bengoa,Miguel A. Maestro,Antonia Mielgo,Itziar Otazo,Claudio Palomo,Irene Velilla

ChemInform（2010）

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摘要

Highly enantioselective anti-Mannich reaction of aldehydes with N-sulfonyl imines is achieved by using a 4-hydroxypyrrolidine-based bifunctional catalyst in combination with an external Broensted acid.

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关键词

aldehydes,cheminform abstract,broensted acids,hydroxypyrrolidine-catalyzed,anti-selectivity

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