Process for preparing tetrahydroquinoline derivatives

Details Process for preparing tetrahydroquinoline derivatives Process for preparing tetrahydroquinoline derivatives

C - Chemistry, Metallurgy

07

D

C07D 491/052 (2006.01) C07D 309/20 (2006.01)

Patent

CA 2709571

The invention relates to a novel process for preparing enantiomerically enriched or pure tetrahydroquinoline derivatives by reacting a chiral dihydropyran-methylamine C with a aldehyde B and an amine A in a multicomponent one pot synthesis in the presence of a protonic acid or lewis acid with a suitable solvent A, B, C have the meaning as described in the specification.

L'invention concerne un nouveau procédé de préparation de dérivés de tétrahydroquinoline purs ou énantiomériquement enrichis en faisant réagir une dihydropyran-méthylamine chirale C avec un aldéhyde B et une analine A dans une synthèse multicomposants dans un réacteur unique en présence d'un acide protonique ou d'un acide de Lewis avec un solvant approprié. A, B et C ont la signification telle que décrite dans le mémoire descriptif.

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