Patent application number | Description | Published |
20080279822 | Crystalline Polymorphs of a CXC-Chemokine Receptor Ligand - The present invention relates to four distinct crystalline polymorphs of a monohydrate of Compound A having the following chemical structure: | 11-13-2008 |
20090048458 | SYNTHESIS OF 2-HYDROXY-N,N-DIMETHYL-3-[[2-[[1(R)-(5-METHYL-2-FURANYL)PROPYL]AMINO]-3,4- -DIOXO-1-CYCLOBUTEN-1-YL]AMINO]BENZAMIDE - Disclosed is a process for making the compound of formula I: | 02-19-2009 |
20090203925 | SYNTHESIS OF HIMBACINE ANALOGS - The present invention relates to an improved process for preparing himbacine analogs. The compounds are useful as thrombin receptor antagonists. The improved process may allow for at least one of easier purification by crystallization, easier scalability, and improved process yield on the desired enantiomer. | 08-13-2009 |
20100137597 | SYNTHESIS Of DIETHYLPHOSPHONATE - This application discloses a novel process for the preparation of phosphonate esters useful as intermediates in the preparation of himbacine analogs, themselves useful as thrombin receptor antagonists. The chemistry taught herein can be exemplified by the following scheme: | 06-03-2010 |
20100249411 | Stereoselective Alkylation of Chiral 2-Methly-4 Protected Piperazines - In an illustrative embodiment, the present invention describes the synthesis of the following compound and similar compounds, in high stereochemical purity by a novel stereoselective alkylation process: | 09-30-2010 |
20110144327 | PROCESS FOR THE SYNTHESIS OF AZETIDINONES - A process is provided for preparing azetidinones useful as intermediates in the synthesis of penems and as hypocholesterolemic agents, comprising reacting a β-(substituted-amino)amide, a β-(substituted-amino)acid ester, or a β-(substituted-amino)thiolcarbonic acid ester with a silylating agent and a cyclizing agent selected from the group consisting of alkali metal carboxylates, quaternary ammonium carboxylates, quaternary ammonium hydroxides, quaternary ammonium alkoxides, quaternary ammonium aryloxides and hydrates thereof, or the reaction product of: (i) at least one quaternary ammonium halide and at least one alkali metal carboxylate; or (ii) at least one quaternary ammonium chloride, quaternary ammonium bromide, or quaternary ammonium iodide and at least one alkali metal fluoride, wherein a quaternary ammonium moiety of the cyclizing agent is unsubstituted or substituted by one to four groups independently selected from the group consisting of alkyl, arylalkyl and arylalkyl-alkyl. | 06-16-2011 |
20110160469 | PROCESS AND INTERMEDIATES FOR THE SYNTHESIS OF 1,2-SUBSTITUTED 3,4-DIOXO-1-CYCLOBUTENE COMPOUNDS - This application discloses a novel process for the preparation of 1,2-substituted 3,4-dioxo-1-cyclobutene compounds, which have utility, for example, in the treatment of CXC chemokine-mediated diseases, and intermediates useful in the synthesis thereof. | 06-30-2011 |
20120083601 | PROCESS FOR THE SYNTHESIS OF AZETIDINONES - A process is provided for preparing azetidinones useful as intermediates in the synthesis of penems and as hypocholesterolemic agents, comprising reacting a β-(substituted-amino)amide, a β-(substituted-amino)acid ester, or a β-(substituted-amino)thiolcarbonic acid ester with a silylating agent and a cyclizing agent selected from the group consisting of alkali metal carboxylates, quaternary ammonium carboxylates, quaternary ammonium hydroxides, quaternary ammonium alkoxides, quaternary ammonium aryloxides and hydrates thereof, or the reaction product of: (i) at least one quaternary ammonium halide and at least one alkali metal carboxylate; or (ii) at least one quaternary ammonium chloride, quaternary ammonium bromide, or quaternary ammonium iodide and at least one alkali metal fluoride, wherein a quaternary ammonium moiety of the cyclizing agent is unsubstituted or substituted by one to four groups independently selected from the group consisting of alkyl, arylalkyl and arylalkyl-alkyl. | 04-05-2012 |
20140031549 | Process and Intermediates for the Synthesis of 8-[-methyl]-8-phenyl-1,7-diaza-spiro[4.5]decan-2-one Compounds - This application discloses a novel process to synthesize 8-[{1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-8-phenyl-1,7-diaza-spiro[4.5]decan-2-one compounds, which may be used, for example, as NK-1 inhibitor compounds in pharmaceutical preparations, intermediates useful in said process, and processes for preparing said intermediates; also disclosed is a process for removal of metals from N-heterocyclic carbine metal complexes. | 01-30-2014 |