| Patents for C07B 53 - Asymmetric syntheses (6,231) |
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| 10/19/2006 | WO2006109442A1 PROCESS FOR PRODUCTION OF OPTICALLY ACTIVE α-HYDROXYPHOSPHONIC ACIDS AND DERIVATIVES THEREOF, OPTICALLY ACTIVE ALUMINUM(SALALEN) COMPLEXES AND PROCESS FOR PRODUCTION OF THE COMPLEXES, AND PROCESS FOR PRODUCTION OF SALALEN LIGANDS |
| 10/19/2006 | WO2006108903A1 Phosphinite thioglycosides, preparation method and use thereof as novel ligands in asymmetric catalysis |
| 10/18/2006 | CN1847201A Amino group-containing chiral ionic liquid and its prepn process and application |
| 10/18/2006 | CN1280258C Process for producing 4,5-diamino shikimic acid derivative |
| 10/17/2006 | US7122680 3-Substituted oxindole β3 agonsists |
| 10/17/2006 | US7122499 Osmium oxide carried by hydrophilic polymer |
| 10/12/2006 | US20060229473 Ligands |
| 10/12/2006 | US20060229457 Method for producing optically active compound |
| 10/12/2006 | US20060229320 Enantiomers of 1-[(4-chlorophenyl) phenylmethyl]-4-[(4-methylphenyl) sulfonyl] piperazine |
| 10/12/2006 | US20060229319 For treatment of allergies; antihistamines |
| 10/12/2006 | DE10063410B4 Verfahren zur Herstellung von optisch aktiven Enonen von Cyclopentan und Zwischenprodukte dafür A process for the preparation of optically active enones of cyclopentane and intermediates therefor |
| 10/11/2006 | EP1469851B1 Melanocortin receptor agonists |
| 10/11/2006 | CN1845929A Process for producing penicillanic acid compound |
| 10/11/2006 | CN1279040C Tryasolyl tropane derivatives for therapy |
| 10/10/2006 | US7119197 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 |
| 10/05/2006 | WO2006104226A1 OPTICALLY ACTIVE QUATERNARY AMMONIUM SALT HAVING AXIAL ASYMMETRY AND PROCESS FOR PRODUCING α-AMINO ACID AND DERIVATIVE THEREOF WITH THE SAME |
| 10/05/2006 | WO2006104120A1 Method for producing l-2-amino-4-(hydroxymethylphosphinyl)- butanoic acid |
| 10/05/2006 | WO2006103986A1 Process for production of optically active fluoroproline derivative |
| 10/05/2006 | WO2006103756A1 Process for production of optically active quinuclidinol |
| 10/05/2006 | US20060224001 Hydrogenation catalysts |
| 10/04/2006 | EP1707559A1 Method of enanthio-selective nucleophilic addition reaction for conversion of enamide to imine and method of synthesizing alpha amino-gamma-keto acid ester |
| 10/04/2006 | EP1707556A1 Method of enantiometrically selective nucleophilic addition reaction to carbonyl of enamide and method of synthesizing optically active alpha-hydroxy-gamma-keto acid ester and hydroxydiketone |
| 10/04/2006 | CN1842533A Phospinite-imidazolines and metal complexes thereof |
| 10/04/2006 | CN1277807C Process for the preparation of aminoalcohol and (1S, 4Rú®or (1R, 4S)-1-amino-4-(methylol)-2-cyclopentene or its salts |
| 10/03/2006 | US7115780 For therapy of ulcers, pancreatitis, obesity, urinary incontinence and pollakiuria |
| 10/03/2006 | US7115769 Catalyzing the alkylation, forming a 2-alkylcysteine derivatives, a chemical intermediates for iron chelating agents |
| 10/03/2006 | US7115590 Phosphoramidate, and mono-, di-, and tri-phosphate esters of (1R, cis)-4-(6-amino-9H-purin-9-yl)-2-cyclopentene-1-methanol as antiviral agents |
| 09/28/2006 | WO2006101092A1 Method of producing 3-hydroxybutyraldehyde derivative |
| 09/28/2006 | WO2006099926A1 Process for preparing enantiopure e-(2s)-alkyl-5-halopent-4-enoic acids and esters |
| 09/28/2006 | US20060217561 Synthesis of substituted thiazoline carboxylic acids |
| 09/28/2006 | CA2602271A1 Method of producing 3-hydroxybutyraldehyde derivative |
| 09/28/2006 | CA2599409A1 Process for preparing enantiopure e-(2s)-alkyl-5-halopent-4-enoic acids and esters |
| 09/27/2006 | EP1200394B1 Process for preparing acids via alpha-chloroepoxy esters |
| 09/21/2006 | US20060211862 Biotechnological resolution of racemic mixtures of 1-Amino-4-(hydroxymethyl)-2-cyclopentene using a hydrolase (lipase); optional formation of acyl derivatives |
| 09/21/2006 | DE102005012408A1 Preparation of optically active 3-phenylpropionic acid derivative, useful to prepare halo-phenyl compound, comprises hydrogenating cis-isomer mixture of phenyl compound; crystallizing the enantiomer mixture and isolating the solid material |
| 09/19/2006 | US7109350 Process for the preparation of optically active amines or salts thereof |
| 09/19/2006 | US7109343 Metal catalysts and methods for making and using same |
| 09/14/2006 | US20060205968 Process for producing optically active beta-amino acid derivatives |
| 09/13/2006 | EP1325013B1 Catalyst for asymmetric (transfer) hydrogenation |
| 09/13/2006 | CN1832953A Substituted ferrocenyldiphosphines as ligands for homogeneous hydrogenation catalysts |
| 09/13/2006 | CN1832918A Process for producing optically active 1-alkyl-substituted 2,2,2-trifluoroethylamine |
| 09/13/2006 | CN1274839C Process for preparation of enantiomerically enriched esters and alcohols |
| 09/13/2006 | CN1274669C Fluorobenzamides suitable for the treatment of alzheimer's disease or senile dementia |
| 09/12/2006 | US7105702 For use as catalysts in asymmetric reactions, such as, hydrogenation, hydride transfer, allylic alkylation, hydrosilylation, hydroboration, hydrovinylation, hydroformylation, olefin metathesis, hydrocarboxylation |
| 09/12/2006 | US7105528 exhibit a surprising strong efficacy in lowering the intraocular pressure; excellent duration of action; excellent tolerability |
| 09/08/2006 | WO2006093269A1 Optically active ammonium salt compound, production intermediate thereof and method for producing same |
| 09/08/2006 | WO2006093142A1 Optically active ppar-activating compound intermediate and method for producing same |
| 09/08/2006 | WO2006092884A1 Cyclic erythritol phosphoric acid derivative and asymmetric synthesis method using the same |
| 09/08/2006 | WO2005117907A3 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions |
| 09/07/2006 | US20060199728 via iridium complex containing phosphoramidite ligand |
| 09/07/2006 | DE102005010329A1 New diarylphenoxy-aluminum compound, obtained by a reaction of bis(diarylphenol) ligand with aluminum compound and/or aluminum compound, useful as a catalyst |
| 09/06/2006 | EP0826652B1 Process for preparing asymmetric compound by using metal complex |
| 09/06/2006 | CN1827214A Catalyst for asymmetric (transfer) hydrogenation |
| 08/31/2006 | DE102005007750A1 Preparation of optically active alkyl succinic acid monoalkyl esters comprising enantioselective hydrogenation of ester compound in presence of catalyst, which carries phospholane ligand |
| 08/30/2006 | EP1180095B1 4-cyano-3-hydroxy butanoyl hydrazines, derivatives and process for the preparation thereof |
| 08/30/2006 | CN1272310C Method for the production of optically active 2-amino-,2-chloro-,2-hydroxy or 2-alkoxy-1-alcohols |
| 08/24/2006 | WO2006088142A1 Catalyst for asymmetric synthesis, ligand for use therein, and process for producing optically active compound through asymmetric synthesis reaction using them |
| 08/24/2006 | WO2006087874A1 Process for producing optically active epoxy compound, complex for use in the process, and process for producing the same |
| 08/24/2006 | DE102005007174A1 Verwendung von PIT-Emulsionen in biokatalytischen Reaktionen Use of PIT emulsions in biocatalytic reactions |
| 08/24/2006 | CA2597883A1 Catalyst for asymmetric synthesis, ligand for use therein, and process for producing optically active compound through asymmetric synthesis reaction using them |
| 08/23/2006 | EP1693364A1 Intermediates for the production of optically active cyclopropylamine derivatives and process for the production of the intermediates |
| 08/23/2006 | EP1693362A1 Process for production of asymmetric alkyl compounds with alkali-treated solid carrier and alkali-treated solid carrier to be used in the process |
| 08/23/2006 | EP1622920B1 Substituted ferrocenyldiphosphines as ligands for homogeneous hydrogenation catalysts |
| 08/23/2006 | CN1823034A Process for producing optically active ss-hydroxy alpha aminocarboxylic acid derivative |
| 08/22/2006 | US7094920 reacting oxy nitriles with solutions of inorganic acid in an alcohols, to form carbocyclic oxy esters and isomers, used as chemical intermediates for angiotensin converting enzyme inhibitors |
| 08/22/2006 | US7094907 N,N-(optionally substituted)dialkylamino phosphines bound to an aromatic carbon are lithiated in ortho-position and the lithiated compounds are further converted to said bidentate ligands; oxidative dimerization; coupling |
| 08/22/2006 | CA2179244C New bisphosphines as catalysts for asymmetric reactions |
| 08/17/2006 | US20060183930 Chiral monophosphorus compounds |
| 08/17/2006 | US20060183896 Optically active quaternary ammonium salt, process for producing the same, and process for producing optically active alpha-amino acid derivative with the same |
| 08/17/2006 | DE102005005828A1 Makroporöses Kunststoffperlenmaterial Macroporous plastics bead material |
| 08/16/2006 | EP1689760A1 Method for asymmetric synthesis |
| 08/16/2006 | CN1269809C Process for ascorbic acids using alkaline earth silicate catalysts |
| 08/16/2006 | CN1269808C Process for the preparation of vialoguestamin D analogs |
| 08/16/2006 | CN1269793C Method for producing 3,3-diarylpropylamines |
| 08/15/2006 | US7091195 Derived from plants; for preventing or inhibiting tumor growth |
| 08/09/2006 | CN1814766A Preparing pravastatin |
| 08/08/2006 | CA2188835C Novel compounds and methods for synthesis and therapy |
| 08/03/2006 | WO2006080576A1 METHOD FOR ASYMMETRIC ALLYLATION OF α-IMINO ACID |
| 08/03/2006 | WO2006080425A1 Process for production of optically active hydroxymethylated compounds and catalyst therefor |
| 08/03/2006 | US20060173210 Process for producing optically active compound |
| 08/02/2006 | EP1686114A1 Process for producing optically active 2-alkylcysteine, derivative thereof, and processes for production |
| 08/02/2006 | EP1685092A2 Asymmetric reductive amination of keto acid derivatives for producing amino acid derivatives |
| 08/02/2006 | CN1267441C Method for selective production of racemic metallocene complexes |
| 08/02/2006 | CN1267438C antidepressant indoletetrahydropyridine derivatives of 2,3-dihydro-7h-[1,4] dioxino [2,3-3] indole |
| 08/01/2006 | US7084278 stereoselective preparation of beta-hydroxy-beta-aryl-beta-heterocyclyl esters, e.g., tert-butyl 3-hydroxy-3-(4-chlorophenyl)-3-(pyridin-2-yl)propionate, by reacting a Reformatsky reagent with a aroylheterocycle (especially a benzoypyridine or a benzoylimidazole) in the presence of a cinchona alkaloid |
| 08/01/2006 | US7084250 asymmetric hydrogenation of 2-[2-acetylamino-3-(4-cyanophenyl)acryloylamino]-2-cyclohexylacetic acid and conversion of the cyano group into the amidine, or a salt thereof, with a 3-(2-amino-2-carbamoylethyl)-1-methylpyridinium salt; claimed intermediates |
| 08/01/2006 | CA2188400C Preparation of arthropodicidal oxadiazines |
| 07/27/2006 | US20060167267 Michael-type addition of a nucleophile to a dialkyl 2-methylidenylpropan-1,3-dioate and the conversion of a ester moiety into an amino moiety; S)-2-methylcysteine; desferrithiocin |
| 07/27/2006 | US20060166337 Process for producing optically active erythro 3-cyclohexylserines |
| 07/26/2006 | CN1266145C Synthesis of cannabinoids |
| 07/26/2006 | CN1266136C Kinetic resolution of intermediate for preparing benazepril and its analogues |
| 07/26/2006 | CN1266119C Preparation of acid by alpha-chlorination of epoxy resin |
| 07/25/2006 | US7081544 Chiral ligands, transition metal complexes thereof, and the catalytic use of the same |
| 07/25/2006 | US7081536 Complexes; used for catalyst |
| 07/25/2006 | US7081533 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis |
| 07/20/2006 | WO2006075651A1 PROCESS FOR PRODUCING OPTICALLY ACTIVE β-HYDROXY-α-AMINOCARBOXYLIC ACID DERIVATIVE |
| 07/20/2006 | WO2006075166A1 Metallocene-based phosphorus chiral phosphines |
| 07/20/2006 | US20060161022 Chiral ligands for application in asymmetric syntheses |
| 07/19/2006 | EP1451133A4 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions |
| 07/19/2006 | CN1264823C Process for preparing retroviral protease inhibitors and its intermediates |