| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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| 03/18/1993 | WO1993005053A1 PROCESS FOR PRODUCING α-CHLOR-METHYLEN-TRIORGANYLPHOSPHORANE DERIVATES |
| 03/18/1993 | WO1993005012A1 New compounds |
| 03/18/1993 | DE4130296A1 Verfahren zur herstellung von (alpha)-chlor-methylen-triorganylphosphoran-derivaten Process for the preparation of (alpha) -chloro-methylene-triorganylphosphoran derivatives |
| 03/18/1993 | CA2115161A1 New compounds |
| 03/16/1993 | US5194657 Process for the preparation of aminonitriles |
| 03/16/1993 | CA1314559C Conversion of pyrethroid isomers to more active species |
| 03/16/1993 | CA1314556C Certain 2-(2'-alkylbenzoyl)-1,3-cyclohexanediones |
| 03/16/1993 | CA1314553C Bicyclic compounds, processes for preparation thereof and pharmaceutical composition comprising the same |
| 03/10/1993 | CN1069723A Process for producing nitriles |
| 03/09/1993 | US5192765 Smooth muscle, bowel, bladder and airway diseases |
| 03/09/1993 | US5192399 Adding caustic compound and separating by low pressure distillation |
| 03/04/1993 | WO1993004038A1 Process for the preparation of beta-phenylisoserine derivatives and use thereof |
| 03/04/1993 | WO1993004035A1 New 3,5-di-tert.butyl-4-hydroxyphenyl derivatives, methods of preparing them and drugs containing them |
| 03/04/1993 | WO1993003839A1 Asymmetric syntheses |
| 03/04/1993 | CA2115349A1 New 3,5-di-tert-butyl-4-hydroxyphenyl derivatives, processes for their preparation and medicaments |
| 03/04/1993 | CA2113827A1 .beta.-phenyl isoserine derivatives, their preparation and use |
| 03/03/1993 | EP0530166A2 3-Hydroxy anthranilic acid derivatives for inhibiting 3-hydroxy anthranilate oxygenase |
| 03/03/1993 | EP0529853A2 Catalyst and process for producing nitriles |
| 03/03/1993 | CN1019972C Process of preparing 5,6-dihydroxyindoles and 3-alkyl derivatives and intermediate compounds |
| 02/24/1993 | EP0528729A1 Process for the preparation of beta-phenylisoserine derivatives and their utilisation |
| 02/17/1993 | EP0527458A1 New 3,5-di-tert.-butyl-4-hydroxyphenyl derivatives, process for their preparation and pharmaceutical compounds |
| 02/16/1993 | US5187301 Reacting glyconitrile with ammonia or ammonium salt |
| 02/16/1993 | US5187297 Process for the production of 3-aminocrotononitrile |
| 02/16/1993 | US5187295 Process for the preparation of 2,4-dichloro-5-fluorobenzonitrile |
| 02/16/1993 | CA1313673C Preparation of serine-n,n-diacetic acid and derivatives as complexing agents and detergents containing same |
| 02/10/1993 | EP0526558A1 Diastereoselective process for preparing n-substituted amino acids and derivatives |
| 02/09/1993 | US5185454 Reacting aryl bromide with acetylene in presence of palladium catalyst and nitrogen-containing heterocyclic base |
| 02/09/1993 | CA1313527C 2-hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereof, preparation thereof, and detergents containing same |
| 02/04/1993 | WO1993002046A1 Process for producing nitrile |
| 02/03/1993 | EP0525768A1 Tetralones with pharmacological activity |
| 02/03/1993 | EP0525579A2 Process for preparing substituted hexemic acids |
| 02/03/1993 | EP0525506A2 A process for the alpha-monoalkylation of arylacetonitriles, arylacetoesters and arylacetic acids |
| 02/03/1993 | EP0525367A1 Catalyst and process for producing nitrile compounds |
| 02/02/1993 | US5183921 Process for producing methoxyiminoacetamide compounds and intermediates |
| 02/02/1993 | US5183915 Catalyst and process for the production of 3-cyano-3,5,5-trialkylcyclohexanone |
| 02/02/1993 | US5183793 Ammoxidation catalysts and methods for their preparation for use in the production of isophthalonitrile |
| 01/31/1993 | CA2074864A1 Tetralones with pharmacological activity |
| 01/28/1993 | DE4124666A1 Prodn. and activation of bismuth-molybdenum mixed oxide catalysts - by treatment with ammonia, heating, impregnating with bismuth nitrate in dil. nitric acid, drying and heating |
| 01/27/1993 | EP0524895A1 Process for the ammoxidation of saturated hydrocarbons |
| 01/27/1993 | CN1068325A Process for ammoxidation of saturated hydrocarbon |
| 01/27/1993 | CN1068279A Catalyst for ammoxidation of paraffims |
| 01/21/1993 | WO1993001523A1 Activated propenes as colour couplers and a method for their production |
| 01/21/1993 | CA2109594A1 Aminomethylenecyanoacetic acid esters and amides |
| 01/19/1993 | US5180741 Pyrethrinoid esters carrying an indanyl nucleus and their use as pesticides |
| 01/12/1993 | US5179221 Method for production of 3-cyano-3,5,5-trimethyl cyclohexanone |
| 01/12/1993 | US5179215 Process for the production of petrochemicals |
| 01/12/1993 | CA1312613C Process for the preparation of monoesters or diesters of 9,10-endoethano-9,10-dihydroanthracene-11, 11-dicarboxylic acid, novel monoesters or diesters prepared by this process anduse thereof for the preparation of symmetrical or asymmetrical methylidenemalonates |
| 01/07/1993 | DE4122475A1 Aminomethylencyanessigester Aminomethylencyanessigester |
| 01/05/1993 | US5177258 Method of production of biaryl derivatives |
| 01/05/1993 | US5177250 Hydrogenation of aromatic-substituted olefins using organoruthenium catalyst |
| 01/05/1993 | US5177243 N,N'-diacetic acid-N'-cyanomethyl, salts thereof, and their preparation |
| 01/05/1993 | US5177242 Process for preparing optically active cyanohydrins with enzymes |
| 12/29/1992 | US5175336 Fluoromethylated polycyanobenzenes, their alkali metal cyanide adducts, processes for their preparation and use of the fluoromethylated polycyanobenzenes |
| 12/29/1992 | US5175334 Catalytic ammoxidation |
| 12/22/1992 | CA1311768C Ketones preparation process |
| 12/16/1992 | EP0518412A1 Process for the alpha-chlorination of phenylacetonitriles |
| 12/16/1992 | EP0260305B1 Quinolinyl ether tetrazole as agent for the treatment of hypersensitive ailments |
| 12/16/1992 | CN1019485B Arylcarboxylic acid derivative, preparation and use thereof |
| 12/15/1992 | US5171893 Catalyzed reaction of fluoroalkylsilanes with acyl fluorides or fluorinated aromatic compounds |
| 12/15/1992 | US5171876 Reacting alkane with NH3 and O2 with CR, MO, TE and other metal mixed oxide catalyst |
| 12/10/1992 | WO1992021650A1 Selective low pressure hydrogenation of a dinitrile to an aminonitrile |
| 12/08/1992 | US5169972 Process for the preparation and isolation of hbn |
| 12/08/1992 | US5169971 Process for producing norcamphane dicarbonitriles |
| 12/08/1992 | CA1311240C Arylcarboxylic acid derivatives, the preparation and use thereof |
| 12/02/1992 | CN1019295B Preparation process of high-purity high-carbon-alkyl alpha-cyanoacrylate |
| 11/25/1992 | EP0514821A1 Improved method of production of biaryl derivatives |
| 11/25/1992 | CN1066445A Process for producing nitriles |
| 11/24/1992 | US5166396 Chemical intermediates as hardeners for epoxy resins |
| 11/24/1992 | CA1310639C .alpha.-AMINOACETOPHENONES AS PHOTOINITIATORS |
| 11/18/1992 | CN1019109B Diphenyl ether derivatives pesticide compound |
| 11/17/1992 | US5164114 Liquid crystal |
| 11/12/1992 | WO1992019623A1 Highly reactive form of copper and reagents thereof |
| 11/11/1992 | EP0512846A1 Process for producing nitriles |
| 11/11/1992 | EP0272301B1 Polymerizable liquid crystal materials and polymers displaying liquid crystal phases |
| 11/11/1992 | CN1019010B Process for preparing substituted beta-diketones |
| 11/10/1992 | US5162567 Purification of 6-aminocapronitrile |
| 11/05/1992 | DE4213155A1 Verbindungen mit nichtlinearen optischen eigenschaften Compounds with nonlinear optical properties |
| 11/04/1992 | EP0511446A2 Process for preparing pyridinecarboxylic acid derivatives |
| 11/03/1992 | US5160721 Catalyst regeneration with phosphorous and tellurium or their compounds |
| 11/03/1992 | US5160364 Thiophene substituted acrylic derivatives; insecticides, plant growth regulators |
| 10/30/1992 | CA2053378A1 Process for preparing pyridinecarboxylic acid derivatives |
| 10/29/1992 | WO1992018467A1 Cyanophenoxynaphthyl oxycarboxylic acid derivatives |
| 10/28/1992 | EP0510689A1 Hydrocyanation of pentenenitriles using cyanohydrins |
| 10/28/1992 | CN1018827B Calcium independent camp phosphodiesterase inhibitor antidepressant |
| 10/27/1992 | US5159100 Process for the production of cyclopropanenitrile derivatives |
| 10/27/1992 | US5159082 Process for producing aromatic compound |
| 10/25/1992 | CA2066874A1 Hydrocyanation of pentenenitriles using cyanohydrins |
| 10/20/1992 | CA1309106C SUBSTITUTED PHENYL .alpha.-FLUOROACRYLATES |
| 10/15/1992 | DE4111882A1 Propionitrile, crotononitrile, cyano-furan and benzonitrile recovery - from distn. residue from acetonitrile purificn. in acrylonitrile mfr. from propylene@ |
| 10/15/1992 | DE4111618A1 Cyanophenoxynaphthyloxycarbonsaeurederivate Cyanophenoxynaphthyloxycarbonsaeurederivate |
| 10/14/1992 | EP0508258A1 Cyclopentyl-cyanomethyl-cyclopentene, method of production and use as perfume |
| 10/13/1992 | US5155258 Intermediates for drugs, herbicides |
| 10/13/1992 | US5155251 Process for the synthesis of (5R)-1,1-dimethylethyl-6-cyano-5-hydroxy-3-oxo-hexanoate |
| 10/06/1992 | US5153351 Removal of tetrahydroazepine (tha) from 6-aminocapronitrile by reaction with reactive methylene compounds |
| 10/03/1992 | WO1992013041A1 Inhibiting popcorn polymer formation with esters of inorganic acids |
| 09/30/1992 | EP0506149A2 Fungicides |
| 09/29/1992 | US5151543 Selective low pressure hydrogenation of a dinitrile to an aminonitrile |
| 09/29/1992 | CA1308111C Method for making bicyclic lactones |
| 09/24/1992 | DE4109105A1 Stabilising cyanoacrylate ester(s) - by adding acid, e.g. p-toluenesulphonic or citric acid etc., to moulded plastics used in prodn., storage or use of ester(s) |
| 09/23/1992 | EP0505089A1 A catalyst for asymmetric induction |