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INSTYTUT FARMACEUTYCZNY

INSTYTUT FARMACEUTYCZNY Patent applications
Patent application numberTitlePublished
20120101057COMBINED THERAPY OF COLORECTAL CARCINOMA - The invention relates to a combined therapy, wherein addition of a vitamin D analogue to the standard treatment regimen based on cytostatics, 5-fluorouracil and/or its precursors, generates potential possibility of achieving beneficial therapeutic effect in the first-line chemotherapy or adjuvant therapy of colorectal carcinoma. Vitamin D analogues are selected from a group consisting of tacalcitol, calcipotriol and 5,6-trans-isomer of calcipotriol.04-26-2012
20100222614PROCESS FOR THE PREPARATION OF CALCIPOTRIOL - A process for the preparation of calcipotriol at least including: (a) reacting a C-22 phenylsulfonyl derivative of cholecalciferol of Formula 2, wherein R09-02-2010
20090105483PROCESS FOR THE PREPARATION OF PRAMIPEXOLE BASE AND/OR ITS SALTS - The process for the preparation of pramipexole base and/or its pharmaceutically acceptable salts, especially the hydrochloride salt, in the alkylation reaction of (S)-(−)2,6-diamino-4,5,6,7-tetrahydrobenzothiazole with an alkylating agent, wherein the reaction is carried out in the absence of a base, and in a solvent from which the resulting N-monoalkylated product selectively precipitates out as a salt. After isolation from the reaction mixture, the N-monoalkylated product is converted a) into the free pramipexole base upon treatment with an inorganic base and is then converted into another pharmaceutically acceptable pramipexole salt; or b) directly into another pharmaceutically acceptable pramipexole salt or the hydrate thereof.04-23-2009
20090093651PROCESS FOR PREPARATION OF 13,14-DIHYDRO-PGF2 ALPHA DERIVATIVES - The invention relates to a process for the preparation of 13,14-dihydro-PGF04-09-2009
20090062380ISOFLAVONES FOR TREATING MUCOPOLYSACCHARIDOSES - The invention relates to the medical use of natural isoflavones and their semisynthetic derivatives or the pharmaceutically acceptable salts thereof for the therapeutic and/or prophylactic treatment of diseases, at the base of which lies an excessive production or storage of glycosaminoglycans, especially for treatment of mucopolysaccharidoses. The isoflavones and their semisynthetic derivatives are represented by formula (I), in which R03-05-2009
20090005413Novel Salt of Montelukast - The invention relates to a novel salt of montelukast with tert-butylamine and its use in the process for the preparation of highly pure free montelukast acid and/or pharmaceutically acceptable salts thereof, in particular montelukast sodium.01-01-2009
20080255380Process and Intermediates for the Preparation of Sulfonyl Derivatives of Cholecalciferol - Preparation of sulfonyl derivatives of cholecalciferol of Formula 1, wherein R10-16-2008
20080234493Process for the Preparation of 2-[N-[{S)-1-Ethoxycarbonyl-3-Phenylpropyl]-(S)-Alanyl]-(1S,3S,5S)-2-Azabicyclo[3.3.0]Oct- an-3-Carboxylic Acid - A process for preparation of 2-[N-[(S)-1-ethoxycarbonyl-3-phenylpropyl]-(S)-alanyl]-(1S,3S,5S)-2- azabicyclo [3.3.0] octane-3-carboxylic acid, ie. Ramipril, involves condensation of an activated derivative of 2-[N-](S)-1-ethoxycarbonyl-3-phenylpropyl]-(S)-alanine with racemic (1R*,3R*,5R*)-2-azabicyclo[3.3.0]octane-3-carboxylic acid, and then the desired diastereoisomer (1a) is separated from the obtained diastereoisomeric mixture of 2-[N-[(S)-1-ethoxycarbonyl-3-phenylpropyl](S)-alanyl]-(1S,3S,5S)-2-azabicyclo[3.3.0]octane-3-carboxylic acid (1a) and 2-[N-[(S)-1-ethoxycarbonyl-3-phenylpropyl -alanyl]-(1R,3R,5R)-2-azabicyclo[3.3.0]octane-3-carboxylic acid (1b) by treating it with a solvent that selectively dissolves the undesired diastereoisomer (1b) while the diastereoisomer (1a) remains undissolved.09-25-2008
20080214876Process for Preparation of Pharmaceutically Pure Anhydrous Calcipotriol - A process for the preparation of a pharmaceutical-grade anhydrous calcipotriol comprising: (a) dissolving crude calcipotriol having a water content of X % by weight in a first solvent or in a mixture of two or more first solvents, said first solvent or said mixture of two or more first solvents forming an azeotropic system with water, to obtain a solution of crude calcipotriol; (b) obtaining an intermediate calcipotriol by (i) placing said solution of crude calcipotriol under a reduced pressure and evaporating, if X is greater than or equal to 1, or (ii) crystallizing, if X is lower than 1; and (c) re-dissolving said intermediate calcipotriol in a second solvent or a mixture of two or more second solvents, said second solvent being anhydrous, and crystallizing at least once to obtain pharmaceutical-grade anhydrous calcipotriol.09-04-2008
20080207926PROCESS FOR PREPARATION OF 13,14-DIHYDRO-PGF2 ALPHA DERIVATIVES - The invention relates to a process for the preparation of 13,14-dihydro-PGF08-28-2008

Patent applications by INSTYTUT FARMACEUTYCZNY