C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 29/17 (2006.01) C07C 29/44 (2006.01) C07C 33/46 (2006.01) C07C 33/48 (2006.01) C07C 45/30 (2006.01) C07C 47/24 (2006.01)
Patent
CA 2659153
The invention relates, in general, to an improved process for preparing compounds (e.g., 3-(3-trifluoromethylphenyl)propanal (Compound III, below)), which are key intermediates for jjhe synthesis of cinacalcet its salts and/Or solvates thereof, as well as the use of such compounds prepared by such process for the preparation of cinacalcet and/or its salts or solvates.(I).
Cette invention concerne, en général, un procédé amélioré de préparation de composés (par exemple 3-(3-trifluorométhylphényl)propanal (composé III, ci-dessous)), qui sont des intermédiaires principaux destinés à la synthèse de cinacalcet, de ses sels et/ou solvates. Elle concerne également l'utilisation des composés préparés selon ledit procédé pour la préparation de cinacalcet et/ou de ses sels ou solvates.
Mangion Bernardino
Repasi Jozsef
Szabo Andras
Szekeres Tibor
Medichem S.a.
Smart & Biggar
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