Method for reducing .alpha.-aminoketone

Details Method for reducing .alpha.-aminoketone Method for reducing .alpha.-aminoketone

C - Chemistry, Metallurgy

07

C

C07C 271/16 (2006.01) C07C 269/06 (2006.01) C07C 315/04 (2006.01) C07C 317/28 (2006.01) C07C 319/20 (2006.01) C07C 323/43 (2006.01) C07D 307/20 (2006.01) C07C 271/22 (2006.01)

Patent

CA 2262966

A process for stereoselectively reducing .alpha.-amino haloketone derivatives under mild conditions, which comprises reacting an .alpha.-amino haloketone derivative of general formula (1) with a compound prepared from an organoaluminum compound of general formula (4), a sulfonic acid derivative of the general formula (5): R6SO3H, and an alcohol compound of the general formula (6) R7OH to yield an .alpha.--amino alcohol derivative of general formula (7).

Procédé pour la réduction stéréosélective de dérivés alpha -amino cétones dans des conditions douces, qui consiste à faire réagir un dérivé alpha -amino halocétone de formule générale (I) avec un composé préparé à partir d'un composé organoaluminium de formule générale (4), un dérivé d'acide sulfonique de formule générale (5): R<6>SO3H et un composé d'alcool de formule générale (6): R<7>OH pour la production d'un dérivé alpha -amino alcool de formule générale (7).

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