Patent application number | Description | Published |
20090215855 | New Crystalline Atorvastatin Hemicalcium Salt Polymorph Form - The present invention relates to a new crystalline polymorph B-52 form of atorvastatin hemicalcium salt [A[(3R,5R)-7-[3-phenyl-4-[(phenyl carbamoyl]-2-(4-fluorophenyl)-5-(1-methylethyl)-1H-pyrrole-1-yl]-3,5-dihydroxy-heptanoic acid calcium salt (2:1)], medicinal preparations containing the new polymorph form, process for the preparation thereof and the use of the new polymorph form for the preparation of medicinal products. | 08-27-2009 |
20090233913 | OPTICAL ISOMERS OF DIHYDRO-2,3-BENZODIAZEPINES AND THEIR STEREOSELECTIVE SYNTHESIS - The present invention relates to dihydro-2,3-benzodiazepine compounds of high enantiomeric purity according to the general formula (I), which contain an asymmetric centre at the position 4 of the dihydro-2,3-benzodiazepine compound, and the preparation thereof and the used intermediates as well. These compounds have anti-convulsiveA muscle relaxant and neuroprotective effect due their non-competitive AMPA antagonistic properties. | 09-17-2009 |
20090281137 | INDOL-2-ONE DERIVATIVES FOR THE TREATMENT OF CENTRAL NERVOUS DISORDERS, GASTROINTESTINAL DISORDERS AND CARDIOVASCULAR DISORDERS - The present invention is related to new 3,3-disubstituted indol-2-one derivatives of the general Formula (I) | 11-12-2009 |
20090306144 | PYRIDINE DERIVATIVES OF ALKYL OXINDOLES AS 5-HT7 RECEPTOR ACTIVE AGENTS - New 3,3-disubstituted indol-2-one derivatives of the general formula (I) | 12-10-2009 |
20100168087 | BENZO[1,2,3]THIADIAZINE DERIVATES - The present invention relates to new benzo[1,2,3]thiadiazine-1,1-dioxide derivatives of the general Formula (I), medicaments containing such compounds and the use thereof in the medicine. Benzo[1,2,3]thiadiazine-1,1-dioxide derivatives of the general Formula (I) are suitable for the prevention or treatment of the diseases of the central nervous system. | 07-01-2010 |
20100190778 | 3,4-DIHYDROBENZO[1,2,3]THIADIAZINE-1,1-DIOXIDE DERIVATIVES, PROCESS FOR PREPARATION THEREOF, MEDICAMENTS CONTAINING SAID DERIVATIVES AND THEIR USE - The present invention is related to new 3,4-dihydroberizo[1,2,3]thiadiazine-1,1-dioxide derivatives of the Formula (I), medicaments containing said new compounds, process for the preparation thereof and the use of said derivatives in the medicine. The compounds according to the present invention are suitable for the treatment or prevention of disorders of the central nervous system. | 07-29-2010 |
20100274020 | PROCESS FOR THE PREPARATION OF PHARMACEUTICAL INTERMEDIATES - The invention relates to a process for the preparation of cyclopropyl benzyl ketone compounds of formula (II) wherein R | 10-28-2010 |
20110040093 | PROCESS FOR THE PREPARATION OF PHARMACEUTICAL INTERMEDIATE - The invention relates to a process for the preparation of compounds of general formula (III), wherein R represents fluorine or chlorine atom and X represents chlorine or bromine atom, by halogenation of cyclopropyl benzyl ketone of general formula (II), wherein R represents fluorine or chlorine atom and the halogenation is carried out in the mixture of aqueous hydrogen halide and aqueous hydrogen peroxide in the presence of a water miscible solvent or in the presence of a phase transfer catalyst; or the halogenation is carried out in the mixture of sulfuric acid and an alkali metal salt of aqueous hydrogen halide. The process can be applied preferably on industrial scale. | 02-17-2011 |
20120116082 | PROCESS FOR THE PREPARATION OF ROSUVASTATIN SALTS - The present invention relates to a new process for the preparation of rosuvastatin [7-[4-(4-Fluorophenyl)-6-isopropyl-2-(methanesulphonyl-methyl-amino)-pyrimidin-5-yl]-(3R,51S)-dihydroxy-hept-6-enoic acid] of the formula (I) salts formed with bivalent cations, preferably with calcium or zinc ions, characterized in that rosuvastatin tert.-butylammonium salt is reacted with the appropriate bivalent cation, preferably with calcium or zinc ions in a mixture of a water immiscible or slightly miscible organic solvent and water and the formed salt is isolated. | 05-10-2012 |
20120178729 | CRYSTALLINE FORM I ROSUVASTATIN ZINC SALT - The present invention relates to crystalline Form I rosuvastatin zinc (2:1) salt, method of preparation thereof and use thereof as pharmaceutically active ingredient for the treatment of diseases related to lipid metabolism including hyperlipoproteinemia, hypercholesteremia, dyslipidemia and atherosclerosis. | 07-12-2012 |
20120252784 | 2,3,4-BENZOTHIADIAZEPINE-2,2-DIOXIDE DERIVATIVES - Novel 2,3,4-benzothiadiazepines-2,2-dioxides and processes for the preparation thereof are disclosed. The compounds influence the central nervous system and may be used to treat or prevent Alzheimer's disease, Parkinson's disease or Huntington's disease, senile dementia not of the Alzheimer's type, vascular dementia, post-stroke dementia, Korsakoff's syndrome, Down's syndrome, schizophrenia, panic disorder, post-traumatic stress disorder, anxiety or depression. | 10-04-2012 |
20120330018 | PROCESS FOR PREPARING PHARMACEUTICAL COMPOUNDS AND INTERMEDIATE COMPOUNDS - The object of the present invention is a process for preparing the 2-acetoxy-5-(2-fluor-α-cyclopropyl-carbonyl-benzyl)-4,5,6,7-tetrahydro-4H-tieno[3,2-c]pyridine (prasugrel) of the formula (I). The process starts form crystalline 5-trityl-4,5,6,7-tetrahydro-tieno[3,2-c]pyridine of the formula (VI). Further objects of the present invention are two novel crystalline forms of 5-trityl-4,5,6,7-tetrahydro-tieno[3,2-c]pyridine of the formula (VI) and the use thereof for preparing the compound of the formula (V) and process preparing thereof. | 12-27-2012 |
20130005790 | INORGANIC SALT COMPLEXES OF VILDAGLIPTIN - The present invention relates to the use of novel vildagliptin complexes for the manufacture of high purity vildagliptin of Formula I and/or pharmaceutical acceptable salts thereof. Further objects of the present invention are pharmaceutically acceptable complexes of vildagliptin and/or amorphous and crystalline forms, anhydrous forms, amorphous and crystalline hydrates, amorphous and crystalline solvates of the complexes and a process for the preparation thereof. Another object of the present invention is the high purity vildagliptin and pharmaceutically acceptable salts thereof prepared form the vildagliptin complexes of the present invention, a process for the preparation thereof and pharmaceutical compositions containing vildagliptin base, pharmaceutically acceptable salts and/or complexes and use thereof for the treatment of type 2 diabetes (NIDDM). The present invention provides pharmaceutically advantageous high purity vildagliptin complexes. | 01-03-2013 |
20130030183 | PROCESS FOR PREPARING A PHARMACEUTICAL COMPOUND - The object of the present invention is a one-pot process for preparing the 2-acetoxy-5-(2-fluoro-α-cyclopropyl-carbonyl-benzyl)-4,5,6,7-tetrahydro-4H-tieno[3,2-c]-pyridine (prasugrel) of the formula (I) by reacting the 5,6,7,7a-tetrahydro-4H-tieno[3,2-c]-pyridine-2-on of the formula (II) with 2-bromo-1-cyclopropyl-2-(2-fluorophenyl)-etanone of the formula (III) or with 2-chloro-1-cyclopropyl-2-(2-fluorphenyl)-etanone of the formula (IIIa) and acetylating of the formed compound of the formula (IV), wherein the reaction is carried out in the presence of an organic base with an acetylation agent without isolating the compound of the formula (IV). The coupling and acetylation are carried out in the presence of the same organic base such as triethylamine, N,N-diisopropyl-ethylamine or pyridine. At the end of the process the prasugrel of the formula (I) is purified by recrystallization from an organic solvent or a mixture of solvents. | 01-31-2013 |
20130281694 | METHOD FOR PREPARING ROSUVASTATIN SALTS - The present invention is related to methods for the preparation of pharmaceutically acceptable salts of (+)-7-[4-(4-fluorophenyl)-6-isopropyl-2-(methanesulfonyl-methyl-amino)-pyrimidin-5-yl]-(3R,5S,6E)-dihydroxy-hept-6-enoic acid, intermediates thereof and methods for producing said intermediates. | 10-24-2013 |
20130338360 | METHOD FOR THE PREPARATION OF HIGH-PURITY PHARMACEUTICAL INTERMEDIATES - The present invention is related to intermediates useful in the preparation of pharmaceutically acceptable salts of (+)-7-[4-(4-fluorophenyl)-6-isopropyl-2-(methanesulfonyl-methyl-amino)-pyrimidin-5-yl]-(3R,5S)-dihydroxy-hept-6-enoic acid and polymorphs of said intermediates, methods for preparation thereof and use thereof. | 12-19-2013 |
20140142303 | PROCESS FOR THE PREPARATION OF A RIVAROXABAN AND INTERMEDIATES FORMED IN SAID PROCESS - The invention relates to a process for the preparation of 5-chloro-N-({(5-S)-2-oxo3-[4-(3-oxo-morj)holine-4-yl)-phenyl]-1,3-oxazolidine-5-yl}-methyl) thiophen-2-carboxamide having the INN rivaroxaban. The process is characterized by the reactions according to claim | 05-22-2014 |
20140155614 | PHARMACEUTICAL INTERMEDIATES AND PROCESS FOR THE PREPARATION THEREOF - The present invention relates to a process for the preparation of dabigatran etexilate of the formula | 06-05-2014 |