C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/08 (2006.01)
Patent
CA 2188761
The present invention relates to a novel process for preparing 1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanones which are useful for the treatment of Alzheimer's disease and senile dementia as disclosed by Schirlin, et al. in European Patent Application Piblication No. 0 409 676, published January 23, 1991.
La présente invention concerne un nouveau procédé de préparation de 1-(3-trialkylsilylphényl)-2,2,2-trifluorométhyléthanones qui sont utiles pour le traitement de la maladie d'Alzheimer et de la démence sénile, comme cela avait été décrit dans la demande de brevet européen N~ 0 409 676 déposée par Schirlin et publiée le 23 janvier 1991.
Merrell Pharmaceuticals Inc.
Osler Hoskin & Harcourt Llp
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