C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 311/22 (2006.01) C07D 311/24 (2006.01) C07D 311/66 (2006.01)
Patent
CA 2561160
Provided herein are novel processes for the preparation of intermediates that may be useful in the preparation of 5-Ht1b receptor antagonist useful in the treatment of depression, anxiety and other related diseases. The present processes may offer improved yields, purity, ease of preparation and isolation of intermediates and final product and more industrially useful reaction conditions and workability.
Cette invention se rapporte à de nouveaux procédés servant à la préparation d'intermédiaires pouvant être utiles dans la préparation d'antagonistes du récepteur 5-Ht¿1b? servant au traitement de la dépression, de l'anxiété et d'autres troubles associés. Ces procédés peuvent offrir des améliorations de rendement, de pureté, de facilité de préparation et d'isolation des intermédiaires et du produit final, ainsi que des conditions de réaction et une fabricabilité plus industrielles.
Mirajkar Abdurrazzaque
Mishra Vikas
Venugopalan B.
Astrazeneca Ab
Mccarthy Tetrault Llp
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