Processes for the synthesis of tertiary amines

Details Processes for the synthesis of tertiary amines Processes for the synthesis of tertiary amines

C - Chemistry, Metallurgy

07

D

C07D 489/12 (2006.01)

Patent

CA 2738246

The invention provides processes for the preparation of morphinans having a tertiary amine. In particular, the present invention provides processes for the formation of tertiary amine alkaloids by direct N-alkylation of secondary amine alkaloids, the processes co-mediated by an alkylating agent and a protic solvent or a mixture of a protic solvent and an aprotic solvent.

La présente invention concerne des procédés de préparation de morphinanes comportant une amine tertiaire. La présente invention concerne, en particulier, des procédés de production d'alcaloïdes à fonction amine tertiaire par N-alkylation directe d'alcaloïdes à fonction amine secondaire, les procédés à co-médiation par un agent alkylant et un solvant protique ou un mélange d'un solvant protique et d'un solvant aprotique.

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