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Pietro Allegrini

Pietro Allegrini, San Donato Milanese (mi) IT

Patent application number	Description	Published
20100029987	Crystalline Form of Rasagiline and Process for the Preparation Thereof - A process for the preparation of (R)—N-propargyl-1-aminoindane, or a salt thereof, comprising reacting 1-indanone with propargylamine, in presence of a mixture of sodium borohydride and acetic acid, to obtain N-propargyl-1-aminoindane; and its conversion into (R)—N-propargyl-1-aminoindane or a salt thereof.	02-04-2010
20100228034	PROCESS FOR THE PREPARATION OF KETO INTERMEDIATES - Process for the preparation of 4-[1-oxo-4-[4-(hydroxyphenylmethyl)-1-piperidinyl]butyl]-α,α-dimethylbenzenacetic acid, which is an intermediate useful in the preparation of fexofenadine, by hydrating asymmetric alkynes.	09-09-2010
20100234616	METHOD FOR THE PREPARATION OF RUFINAMIDE - The invention provides a novel process for the regioselective preparation of a compound of formula (I)	09-16-2010
20100267954	PROCESS FOR THE PURIFICATION OF PALIPERIDONE - Process for the purification of paliperidone by formation of a salt thereof, such as the hydrochloride.	10-21-2010
20100292506	PROCESS FOR THE SYNTHESIS OF PREGABALIN - A process for the preparation of a compound of formula (I) is disclosed,	11-18-2010
20100297711	PROCESS FOR THE SYNTHESIS OF FOSINOPRIL AND INTERMEDIATES THEREOF - Process for the preparation of intermediates useful in the synthesis of [1[S(R)],2α,4β]-4-cyclohexyl-1-[[[(2-methyl-1-oxypropoxy)propoxy](4-phenylbutyl)phosphinyl]acetyl]-L-proline, and the synthesis thereof, in particular as sodium salt.	11-25-2010
20100331541	PROCESS FOR THE PREPARATION OF SITAGLIPTIN - A process for the preparation of 2(R)-4-oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]-7(8H)-pyrazinyl]-1-(2,4,5-trifluorophenyl)-2-butanamine and intermediates useful for the synthesis thereof.	12-30-2010

Pietro Allegrini, San Donato M. Se (mi) IT

Patent application number	Description	Published
20090203915	Process for the preparation of solifenacin - A process for the preparation of (1S,3′R)-quiniclidin-3′-yl-1-phenyl-3,4-dihydro-1H-isoquinolin-2-carboxylate, namely solifenacin, comprising the reaction of a compound of formula (IV) with a compound of formula (V), as herein defined,	08-13-2009

Pietro Allegrini, San Donato M.se (mi) IT

Patent application number	Description	Published
20090143615	Process for the Preparation of (S)(+)-3-(Aminomethyl)-5-Methylhexanoic Acid - A process for the preparation of a compound of formula (I),	06-04-2009
20090156806	Process for the Preparation of Oxazolidinone Derivatives - A process for the preparation of oxazolidinone derivatives, in particular [(S)—N-[[3-(3-fluoro-4-morpholinyl)phenyl]-2-oxo-5-oxazolidinyl]methyl]-acetamide] (linezolid), and novel intermediates useful for the synthesis thereof.	06-18-2009
20090156811	Process for the Preparation of Bosentan - A process for the preparation of 4-tert-butyl-N-[6-(2-hydroxy-ethoxy)-5-(2-methoxy-phenoxy)-[2,2′]bipyrimidinyl-4-yl]-benzenesulfonamide, bosentan, comprising the reaction of a compound of formula (II) or a salt thereof,	06-18-2009

Pietro Allegrini, San Donato Milaneses IT

Patent application number	Description	Published
20090062534	LINEZOLID CRYSTALLINE HYDRATE FORM AND LINEZOLID SALTS - Linezolid salts, useful as such and as intermediates in a process for the preparation of novel and known crystalline linezolid forms, in particular known as Form III.	03-05-2009

Pietro Allegrini, Milan IT

Patent application number	Description	Published
20080207898	PROCESSES FOR THE PREPARATION OF AMINOETHOXYBENZYL ALCOHOLS - The present invention provides processes and intermediates for the preparation of aminoethoxybenzyl alcohols of Formula I useful in the production of pharmaceutically useful compounds.	08-28-2008