| Patents for C07B 53 - Asymmetric syntheses (6,231) |
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| 12/14/2010 | CA2561374C Process for producing folic acid derivatives |
| 12/09/2010 | WO2010140636A1 Asymmetric hydrogenation catalyst |
| 12/08/2010 | EP2258706A2 Functionalized ionic liquids, and methods of use thereof |
| 12/08/2010 | EP2258477A1 Catalyst and reaction process |
| 12/08/2010 | CN1926083B Manufacturing method of optical activity alcohol |
| 12/08/2010 | CN1918095B Hydrogenation method for producing optically active alcohols or carboxylic acids |
| 12/08/2010 | CN1918094B Method for producing optically active alcohols or carboxylic acids |
| 12/08/2010 | CN101306383B Chiral organic micromolecule catalyst loaded by heteropoly acid and preparation method and use thereof |
| 12/01/2010 | EP2254895A1 Imidazole group-containing phosphorus compounds |
| 11/24/2010 | CN101891668A L-prolinamide derivative, preparation method and application of same |
| 11/24/2010 | CN101891572A Synthesis method for novel chiral asymmetric secondary amine belonging to N-substituted amino acid esters |
| 11/24/2010 | CN101090770B Process for transition metal-catalyzed asymmetric hydrogenation of acrylic acid derivatives, and a novel catalyst system for asymmetric transition metal catalysis |
| 11/17/2010 | CN101012241B Benzyl-position-substituted oxazoline phosphine ligand with chirality center, synthetic method and application |
| 11/16/2010 | CA2455797C Protected 3.5-dihydroxy-2,2-dimethyl-valeronitriles for the synthesis of epothilones and epothilone derivatives and process for the production and the use |
| 11/16/2010 | CA2412910C Ferrocenyl diphosphines and their use |
| 11/10/2010 | EP2248799A1 Process for preparing 2-(substituted phenyl)-2-hydroxy-ethyl carbamates |
| 11/10/2010 | CN101880227A Process for the preparation of intermediates useful in the synthesis of statin derivatives, and intermediates thereof |
| 11/10/2010 | CN101066967B Synthesis process of dibenzo dioxy octanone compound |
| 11/03/2010 | EP2099801B1 Imidazoý1,5-b¨pyridazinamido ligands and their complexes |
| 11/03/2010 | CN101108850B Single-side bridged chirality metalloporphyrin compound and chiral catalytic system used for unsymmetrical oxidation reaction thereof |
| 10/28/2010 | WO2010123111A1 1-menthyl (3r)-3-hydroxybutanoate, process for producing same, and composition containing same for stimulating sense |
| 10/28/2010 | WO2010123110A1 Process for producing 1-menthyl (3s)-3-hydroxybutanoate and composition for stimulating sense |
| 10/27/2010 | EP2243539A2 Functionalized ionic liquids, and methods of use thereof |
| 10/27/2010 | CN1602290B Process for the synthesis of chirally pure beta -amino-alcohols |
| 10/27/2010 | CN101869846A Catalyst of first category bi-quinine or bi-quinidine, synthesis method and application |
| 10/26/2010 | US7820813 Reacting racemic (+-)-10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide with (2R,3R)-di-O,O'-substituted-tartaric acid anhydride; precipitation of less soluble diastereoisomeric 10-O-di-O,O'-substituted-tartrate half-ester; hydrolysis |
| 10/21/2010 | WO2010119848A1 Novel method for producing optically active pyrrolidine compound |
| 10/20/2010 | CN101868468A Bidentate secondary phosphine oxide chiral ligands for use in asymmetric addition reactions |
| 10/20/2010 | CN101863861A Simple and efficient method for preparing paclitaxel analogue Larotaxel |
| 10/20/2010 | CN101863815A Synthesis method of cis 3-phenyl substituted s-proline derivative |
| 10/20/2010 | CN101863805A (S)-N-(2(3-(trifluoromethyl) phenyl) methyl)-tertiary butyl-2-sulfinamide and synthesis method thereof |
| 10/20/2010 | CN101863749A Asymmetric induction catalytic synthesis method for L-muscone |
| 10/20/2010 | CN101862679A Catalyst containing cyclophane alkyl ligand and application thereof in carrying out asymmetric double-bond rearrangement catalytic reaction to special substrate |
| 10/14/2010 | WO2010117064A1 Compound having hetero ring skeleton, and process for producing optically active compound using the aforementioned compound as asymmetric catalyst |
| 10/13/2010 | EP2239057A1 Asymmetric catalyst and process for preparing optically active alcohols using the same |
| 10/13/2010 | CN101861326A Bidentate chiral ligands for use in catalytic asymmetric addition reactions |
| 10/13/2010 | CN101857612A Chiral diphosphite ligand and iridium composite catalyst and preparation thereof method and application to asymmetrical hydrogenization synthesis (S)-metolachlor |
| 10/13/2010 | CN101857559A Chiral alpha-(trichloromethyl) amine compound and preparation method thereof |
| 10/13/2010 | CN101130529B Method for preparing optical activity 2,3-dihydroxy teinai hemiacetal derivant |
| 10/12/2010 | CA2455526C Kinetic resolution of a intermediate useful in the production of benazepril and analogues thereof |
| 10/06/2010 | EP2235023A2 An efficient process to induce enantioselectivity in procarbonyl compounds |
| 09/30/2010 | WO2010109650A1 Process for production of 3-methyl-cyclopentadecenone, process for production of r/s-muscone, and process for production of optically active muscone |
| 09/30/2010 | WO2010108384A1 Phosphor-nitrogen ligand derived from tetrahydroquinoline and indoline, preparation method and use thereof |
| 09/30/2010 | WO2009095931A3 An efficient process to induce enantioselectivity in procarbonyl compounds |
| 09/30/2010 | US20100249411 Stereoselective Alkylation of Chiral 2-Methly-4 Protected Piperazines |
| 09/29/2010 | EP2233468A1 Optically active dinickel complex and method for producing optically active amine using the optically active dinickel complex as catalyst |
| 09/29/2010 | CN101844980A Method for preparing chiral alpha-hydroxy-beta-keto ester compound by utilizing chiral beta-alkoxy beta'-alkamine as catalyst |
| 09/29/2010 | CN101298430B Synthetic method of (2S, 3S)-2-[(carbamoyloxy) methyl]-3-amido-4-oxoazetidinone-1-sulfonate |
| 09/16/2010 | WO2010104106A1 Method for producing optically active diamine derivative |
| 09/16/2010 | WO2010104034A1 Method for producing optically active 2-hydroxy ester and novel intermediate compound |
| 09/15/2010 | CN101835745A Process for production of disulfonic acid compound, asymmetric mannich catalyst, process for production of beta-aminocarbonyl derivative, and novel disulfonate salt |
| 09/15/2010 | CN101830930A Mesoporous material functionalized by chrial binaphthyl diphenyl phosphate and preparation and application thereof |
| 09/14/2010 | US7795301 preventing myxoviruses infection using 3-(acetylamino)-2-{3-(acetylamino)-4-{[amino(imino)methyl]amino}-6-carboxy-3,4-dihydro-2H-pyran-2-yl)-1-[1,2-dihydroxyethyl]-19,20-dihydroxy-3,16-dioxo-2,17-dioxa-4,15-diazaicos-1-yl}-4-{[amino(imino)methyl]-amino}-3,4-dihydro-2H--pyran-6-carboxylic acid; viricides |
| 09/14/2010 | CA2610776C Process for production of mono-substituted alkylated compound using aldimine or derivative thereof |
| 09/14/2010 | CA2537406C Process for producing penicillanic acid compound |
| 09/10/2010 | WO2010100833A1 2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivatives, process for the preparation of same, and process for the preparation of monofluoromethyl-containing compounds using same |
| 09/09/2010 | US20100228035 Functionalized Ionic Liquids, and Methods of Use Thereof |
| 09/08/2010 | CN1819998B Optically active halohydrin derivative and process for producing optically active epoxy alcohol derivative from the same |
| 09/08/2010 | CN101824031A 一种手性噁唑啉及其用途 One chiral oxazolines and their use |
| 09/07/2010 | US7790921 Methods for the preparation, formulation and use of lithium valproate |
| 09/07/2010 | US7790882 4-(2-Diphenylphosphanylnaphthalen-1-yl)-phthalazin-1-yl]-(1-phenylethyl)-amine; catalyst selectivity; N,N-Dibenzyl-2-methyl-5-decyn-4-amine from reaction of 1-hexyne, 2-methylbutanal, anddibenzylamine; also hydroboration; cost efficiency; simplification of separation/purification of optical isomers |
| 09/07/2010 | CA2354382C Process for preparing optically active 1-amino-4-(hydroxymethyl) cyclopent-2-ene derivatives |
| 09/02/2010 | WO2010098288A1 Method for producing optically active fluorinated oxetane |
| 09/02/2010 | WO2010098193A1 β-AMINOCARBONYL COMPOUND MANUFACTURING METHOD AND LITHIUM BINAPHTHOLATE COMPLEXES |
| 09/01/2010 | CN101817773A Preparation method of chiral alpha-non-natural amino acid |
| 09/01/2010 | CN101544604B Tricyclic compounds |
| 08/26/2010 | WO2010094210A1 Preparation method of (4s,5r)-half-ester |
| 08/25/2010 | EP2220099A1 Coordination complex system comprising tautomeric ligands |
| 08/25/2010 | CN101812045A Process for the preparation of an dioxane acetic acid ester |
| 08/25/2010 | CN101048417B Process for producing penam compound |
| 08/24/2010 | US7781425 Such as n-amidine substituted dibenz[c,e]azepines; synthesis; base catalysts for high yield nucleophilic type reactions |
| 08/18/2010 | CN101386592B Method for preparing pitavastatin calcium raw material medicine using asymmetric hydrogenation |
| 08/11/2010 | CN1662520B Process for the preaparation of dioxane acetic acid esters |
| 08/11/2010 | CN101798290A Method for synthesizing chiral cyproconazole |
| 08/11/2010 | CN101284230B Multiphase unsymmetrical hydrogenated catalyst |
| 08/04/2010 | EP2213653A2 Method for the stereoselective preparation of amino acid derivatives |
| 08/04/2010 | EP2213638A1 Method for the asymmetric hydrogenation of olefins utilising photoisomerisation |
| 08/04/2010 | EP1844061B1 Metallocene-based phosphorus chiral phosphines |
| 08/04/2010 | CN101796050A Process for production of optically active 3-quinuclidinol derivative |
| 08/04/2010 | CN101791574A Catalyst loaded with chiral imidazolium and preparation method thereof |
| 08/04/2010 | CN101230047B Method for preparing 4-substituted chirality oxazolidinone compounds |
| 08/03/2010 | US7767811 Kinetic resolutions of chiral 2- and 3-substituted carboxylic acids |
| 08/03/2010 | CA2591818C Process for the preparation of optically active aminoalcohols |
| 08/03/2010 | CA2489158C Process for hydrogenating unactivated imines using ruthenium complexes as catalysts |
| 07/29/2010 | WO2010084772A1 Catalyst for stereoselective asymmetric nitroaldol reaction |
| 07/28/2010 | CN101787024A Quinoline |
| 07/28/2010 | CN101786959A Method for preparing chiral cylopropyl acetenyl tertiary alcohol compound |
| 07/27/2010 | US7763738 ceramide-like inhibitors; novel intermediates formed during the synthesis; Glycosphingolipids |
| 07/22/2010 | US20100185014 Hydroxylation of Beta-Dicarbonyls with Zirconium Catalysts |
| 07/21/2010 | EP2208722A1 Process for production of disulfonic acid compound, asymmetric mannich catalyst, process for production of -aminocarbonyl derivative, and novel disulfonate salt |
| 07/21/2010 | CN101781326A Intermediate for preparing chiral aminoboronic acid and preparation method thereof |
| 07/20/2010 | CA2486399C Calcium receptor modulating agents |
| 07/20/2010 | CA2486145C Continuous process for the cyanation of hydrogenated beta-ketoesters |
| 07/14/2010 | CN101778815A Method of producing optically active n-(halopropyl)amino acid derivative |
| 07/14/2010 | CN101778813A Method for purification of optically active alpha-fluorocarboxylic acid esters |
| 07/14/2010 | CN101775035A Synthesis of class of amino acid type amphoteric water-soluble chiral phosphine ligand and application thereof in asymmetric catalytic hydrogenation |
| 07/14/2010 | CN101773856A Oxazoline Schiff base ligand metal complex catalyst and application thereof |
| 07/13/2010 | US7754898 Method of enantioselective nucleophilic addition reaction of enamide to imine and synthesis method of α-amino-γ-keto acid ester |
| 07/13/2010 | US7754889 1,2-di(4-N,N-dimethylaminophenyl)ethylene-1,2-diamine catalyst complex for asymmetric synthesis; for producing an optically active alcohol using the catalyst to asymmetrically reduce a ketone |
| 07/06/2010 | CA2369393C High purity (1r,2s,4r)-(-)-2-[(2'-{n,n-dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[methyl]-bicyclo[2.2.1]heptane and pharmaceutically acceptable acid addition salts thereof, process for the preparation of these compounds as well as medicaments containing 1 or more of these compounds and their use |