Class / Patent application number | Description | Number of patent applications / Date published |
560060000 | Oxy, not bonded directly to a ring, in same side chain as ester function | 12 |
20090062561 | DEUTERIUM-ENRICHED LATANOPROST - The present application describes deuterium-enriched latanoprost, pharmaceutically acceptable salt forms thereof, and methods of treating using the same. | 03-05-2009 |
20090259066 | Method for preparing prostaglandin F analogue - A method for preparing a prostaglandin F analogue represented by the following formula (I) is disclosed, | 10-15-2009 |
20100036150 | MANDELIC ACID DERIVATIVES AND PREPARATION THEREOF - The invention relates to compounds, compositions, methods of using and processes for producing optically active α-hydroxy derivatives using a combination of a chemical and biochemical methods. The process comprises reacting an ester compound with a racemic compound in the presence of an enzyme to obtain compounds (compositions and methods). The compounds produced may be useful for starting materials for physiologically active materials, functional materials and the like. | 02-11-2010 |
20110218353 | FLUOROVINYL ETHER FUNCTIONALIZED AROMATIC DIESTERS, DERIVATIVES THEREOF, AND PROCESS FOR THE PREPARATION THEREOF - Disclosed are fluorovinyl ether functionalized aromatic diesters and derivatives thereof. The compounds disclosed have utility as functionalized monomers and comonomers in polyesters, polyamides, and the like. It has been found that incorporation of the monomers into polymers provides improved soil resistance to shaped articles produced from the polymers. | 09-08-2011 |
20110245528 | THERAPEUTIC COMPOUNDS - The invention relates to novel resolvin compounds and pharmaceutical preparations thereof. The invention further relates to methods of treatment using the novel resolvin compounds of the invention. | 10-06-2011 |
20120035388 | PLATINUM/CARBON NANOTUBE CATALYST, THE PREPARATION PROCESS AND USE THEREOF - This invention provides a platinum/carbon nanotube catalyst applicable to heterogeneous asymmetric hydrogenation, which is fabricated by supporting platinum on carbon nanotube carriers. The catalyst is prepared by the steps of: heating purified carbon nanotubes in nitric acid, filtering and washing the same with water until pH value of the filtrate becomes neutral, drying the carbon nanotubes; immersing the carbon nanotube carriers obtained in an aqueous chloroplatinic acid solution and carrying out ultrasonic treatment at room temperature; immersing the mixture of the carbon nanotubes and the aqueous chloroplatinic acid solution under stirring; drying the material by heating to 110° C. from room temperature and maintaining this temperature; grinding the product to fine powders, reducing the fine powders with an aqueous sodium formate solution under a heating condition, filtering and washing the product with deionized water, and drying the product. The invention further provides a process for preparing a platinum/carbon nanotube catalyst and a use thereof in heterogeneous asymmetric hydrogenation. | 02-09-2012 |
20130197260 | PROCESSES FOR THE PREPARATION OF FESOTERODINE - The invention relates to improved process for the preparation of fesoterodine and its pharmaceutically acceptable salt, specifically fesoterodine fumarate of formula (1). The invention relates to solid state forms of a novel salt of fesoterodine and process for the preparation thereof. The invention also relates to highly pure fesoterodine fumarate substantially free of impurity X at RRT 1.37. The invention also provides solid particles of pure fesoterodine fumarate wherein 90 volume-percent of the particles (D90) have a size of higher than 200 microns. | 08-01-2013 |
20130317249 | METHOD FOR THE PURIFICATION OF PROSTAGLANDINS - The present invention provides a method for the purification of a prostaglandin by supercritical fluid chromatography, said method comprising the use of a stationary phase and a mobile phase comprising carbon dioxide, provided that when the stationary phase is unmodified silica gel, the prostaglandin is not luprostiol. The invention also provides prostaglandins obtainable by the method. | 11-28-2013 |
20140051882 | METHOD OF PURIFICATION OF PROSTAGLANDINS INCLUDING FLUORINE ATOMS BY PREPARATIVE HPLC - The present invention discloses a method of purification of prostaglandins including fluorine atoms by using preparative HPLC. Tafluprost and Travoprost are prostaglandins including fluorine. The chemical structure of the impurities in crude Tafluprost and crude Travoprost also contain fluorine, therefore, the removal of the impurities is difficult. Purification by using preparative high performance liquid chromatography (HPLC) can achieve high-quality liquid bulk drugs. | 02-20-2014 |
20150291503 | PROCESS FOR THE PREPARATION OF TRAVOPROST - The subject of the invention is process the preparation of travoprost of formula (I) characterized by that the free acid of formula (II) is a.) activated with 2-chloro-1,3-dimethyl-imidazolinium chloride (DMC) and the resulting activated carboxylic acid intermediate is reacted with isopropyl alcohol, or b.) reacted with alkyl haloformate and the resulting mixed anhydride is reacted with isopropyl alcohol, or c.) activated with a straight or branched C1-8 dialkyl dicarbonate and reacted with isopropanol in the presence of water-free magnesium salt. | 10-15-2015 |
20160102042 | A PROCESS FOR THE PREPARATION OF 3-ARYL-2-HYDROXY PROPANOIC ACID COMPOUNDS - The present disclosure provides a process for synthesis of 3-aryl-2-hydroxy propanoic acid derivatives of formula (S)-1. wherein R | 04-14-2016 |
20160107981 | POLYMER DEGRADATION - A method of degrading a polymer into oligomers and/or monomers in a solvent, using a catalyst, and a functionalized magnetic particle comprising a catalyst being capable of degrading the polymer into oligomers and/or monomers. The present method and particle provide a high selectivity and a high conversion ratio. | 04-21-2016 |