Separation of enantiomers of octahydroisoquinoline

Details Separation of enantiomers of octahydroisoquinoline Separation of enantiomers of octahydroisoquinoline

C - Chemistry, Metallurgy

07

D

C07D 217/20 (2006.01)

Patent

CA 2303972

This invention describes a process for the isolation of (-)1-(p-methoxybenzyl)- 1, 2,3,4,5,6,7,8- octahydroisoquinoline from a racemic mixture, which involves treating partially resolved mixtures with a formic acid to form a nearly- racemic salt for further resolution.

L'invention concerne un procédé d'isolement de (-)1-(p-méthoxybenzyl)-1, 2,3,4,5,6,7,8- octahydroisoquinoléine à partir d'un mélange racémique, ce procédé consistant à traiter des mélanges partiellement dédoublés avec de l'acide formique, afin de former un sel presque racémique destiné à être dédoublé.

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