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De Faveri

Carla De Faveri, Farra Di Sloigo IT

Patent application numberDescriptionPublished
20110082317PROCESS FOR THE MANUFACTURE OF MEMANTINE AND INTERMEDIATE PRODUCT. - The present invention relates to a process for manufacturing N-Formyl-1-amino-3,5-dimethyladamantane, an intermediate product in the overall process of producing 1-Amino-3,5-dimethyladamantane hydrochloride (Memantine). Therein, the process comprises the following steps: 04-07-2011

Carla De Faveri, Farre Di Soligo (tv) IT

Patent application numberDescriptionPublished
20090069582METHOD FOR MANUFACTURE OF ESCITALOPRAM - This patent discloses a method for resolution of 4-[4-(dimethylamino)-1-(4′-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)-benzonitrile as a racemic or non-racemic enantiomer mixture into its isolated enantiomers, said method comprising the step of fractionally crystallizing 4-[4-(dimethylamino)-1-(4′-fluoro-phenyl)-1-hydroxybutyl]-3-(hydroxymethyl)-benzonitrile as a salt with the (+)—(S,S)— or (−)—(R,R)-enantiomer of O,O′-di-p-toluoyl-tartaric acid in a solvent system comprising 1-propanol, ethanol or acetonitrile.03-12-2009

Carla De Faveri, Farra Di Soligo IT

Patent application numberDescriptionPublished
20080293970Process for Synthesis of 4-4'-Diamino-Diphenyl-Sulfone - A new process for the preparation and purification of 4-4′-diamino-diphenyl-sulfone (dapsone) is described. The process described is a three step process comprising a condensation reaction with the synthesis of a thioeter intermediate and then steps of oxidation and reduction in suitable conditions in order to obtain a product with good yield and purity.11-27-2008
20110251228NALMEFENE HYDROCHLORIDE DIHYDRATE - The present invention relates to the Nalmefene hydrochloride dihydrate, methods of manufacturing Nalmefene hydrochloride dihydrate, a pharmaceutical composition comprising Nalmefene hydrochloride dihydrate and a method of treatment comprising administering Nalmefene hydrochloride dehydrate.10-13-2011

Carla De Faveri, Farra Di Soligo (tv) IT

Patent application numberDescriptionPublished
20120116085METHOD FOR THE MANUFACTURING OF NALTREXONE - The present invention relates to an improved process for producing naltrexone[17-(cyclopropylmethyl)-4,5α-epoxy-3,14-dihydroxy-morphinan-6-one] from noroxymorphone[4,5-α-epoxy-3,14-dihydroxy-morphinan-6-one] by alkylation with a cyclopropylmethyl halide.05-10-2012