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ChemInform Abstract: Organocatalytic Direct Asymmetric Mannich Reactions of Hydroxyacetone by (2S,5S)-Pyrrolidine-2,5-dicarboxylic Acid.

✍ Scribed by Qing Gu; Jing-Jing Gong; Jin Feng; Xin-Yan Wu; Qi-Lin Zhou

Publisher: John Wiley and Sons
Year: 2009
Weight: 47 KB
Volume: 40
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200910027

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## Abstract The direct one‐pot three‐component asymmetric Mannich reactions of hydroxyacetone with anilines and benzaldehydes in the presence of (2__S__,5__S__)‐pyrrolidine‐2,5‐dicarboxylic acid afforded __syn__‐1,2‐amino alcohols in good‐to‐excellent yields (64% –95%) and up to 96% __ee__.

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