Patents
Patents for C07C 47 - Compounds having cho groups (13,190)
05/1990
05/09/1990EP0367537A2 Method for handling formaldehyde-containing gas or liquid
05/09/1990CN1041947A Preparation of ionic phosphites and their use in homogeneous transition metal catalyzed process
05/08/1990CA1268776A1 Rhodium catalysts and methods of preparation and use thereof
05/08/1990CA1268773A1 Process for the preparation of glyoxal monoacetals
05/03/1990WO1990004580A1 Aryloxyaldehydes and their manufacture
05/02/1990EP0365771A1 Method of stabilising an aqueous solution of formaldehyde
05/02/1990CN1041761A Transition metal complex catalyzed precursor composition
05/02/1990CN1041755A Process for preparation of aryloxy-arylthio-heteroaryloxy-heteroarylthio-alkenylene derivatives of amines
05/01/1990US4922052 (Vinylphenyl)phenylmethane and method for producing (benzoylphenyl) propionic acid
05/01/1990US4922027 Acid cyclization of enol esters
05/01/1990US4921994 Pharmacologically active 2-hydroxy-4-(substituted) phenyl cycloalkanes and derivatives thereof
05/01/1990CA1268473A1 Analogs of mevalonolactone and derivatives thereof, processes for their production, pharmaceutical compositions containing them and their use as pharmaceuticals
05/01/1990CA1268470A1 Process for the production of aldehydes
05/01/1990CA1268467A1 Pesticidal compounds
04/1990
04/30/1990CA2000860A1 Equipment for handling formaldehyde-containing gas or liquid
04/25/1990EP0365149A2 Leukotriene antagonist prodrugs
04/25/1990EP0364843A2 Isomers of trimethylbicyclo[4.3.0] nonane derivatives
04/25/1990CN1007739B Method for preparation of an alkaline electrogalvanize bright agent
04/24/1990US4920232 Chemical intermediates
04/21/1990CA2001151A1 Aryloxyaldehydes and their manufacture
04/19/1990WO1990003965A1 Aryloxy-, arylthio-, heteroaryloxy-, heteroarylthio-alkenylene derivatives of amines
04/19/1990WO1990003841A1 Treatment of rhodium catalysts
04/18/1990EP0363782A1 Aryloxy-, arylthio-, heteroaryloxy-, heteroarylthio-alkenylene derivatives of amines
04/18/1990EP0363458A1 2,3-difluorobenzenes.
04/18/1990CN1041359A Process for preparing leukotriene antagonist prodrugs
04/17/1990US4918176 Unsaturated cycloaliphatic derivatives
04/17/1990US4918052 Perfume base composition
04/17/1990CA1267908A1 Tumor-inhibiting (1,2-diphenyl-ethylene-diamine)- platinum (ii) complexes
04/15/1990CA2000732A1 Derivatives of trimethylbicyclo-[4.3.0]-nonane, useful as perfumes
04/12/1990DE3834323A1 Process for the preparation of aqueous formaldehyde solutions
04/11/1990EP0245418B1 Electrochemical treatment of lignins
04/10/1990US4916250 Chemical intermediate for synthesis of retinoids and beta carotene
04/10/1990CA1267657A1 Hydroformylation process
04/06/1990CA2000196A1 Treatment of rhodium catalysts
04/04/1990EP0362037A2 Process for the preparation of saturated aldehydes by the hydrogenation of alpha-beta-unsaturated aldehydes
04/04/1990EP0361695A2 Insecticidal compounds
04/04/1990EP0361372A1 Anhydrous diluents for the isobutylene oxidation reaction to methacrolein and methacrolein oxidation to methacrylic acid
04/04/1990EP0361273A2 7-Substituted derivatives of 3,5-dihydroxyhept-6-inoic acid, process for their preparation, their use as medicaments, and intermediates
04/04/1990EP0360988A2 Process for the manufacture of an aqueous formaldehyde solution
04/03/1990CA1267420A1 Bicyclic naphthalenic derivatives, process for their preparation and use in human and veterinary medicine
04/03/1990CA1267363A1 Cosmetics
03/1990
03/28/1990EP0360521A2 Achiral fluorine-containing liquid crystals
03/28/1990EP0360091A2 Process for the preparation of alkyl-substituted cinnamic aldehydes
03/28/1990CN1040825A Catalytic metal recovery from non-polar organic solutions
03/28/1990CN1040746A Reactivation of hydroformylation catalysts
03/28/1990CN1007349B Utilization method for formalin sediment
03/28/1990CN1007348B Transition metal complex catalyzed processes
03/27/1990US4912254 Preparation of α-arylalkanoic acids
03/27/1990US4912132 Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation
03/27/1990CA1267153A1 Benzonorbornene derivatives; process for preparing the same and cosmetic compositions containing these derivatives
03/21/1990CN1040586A Leukotriene antagonists
03/21/1990CN1040577A Production of alcohols
03/21/1990CN1007246B Process for the preparation of aldehydes
03/20/1990US4910347 Cycloaliphatic aldehydes and process for the preparation thereof
03/20/1990US4910346 3-(3-propan-2-ylphenyl)butanal and 3-(3-propen-2-ylphenyl)butanal
03/14/1990EP0358240A2 Intermediates for the preparation of leukotriene antagonists
03/14/1990EP0357997A1 Reactivation of hydroformylation catalysts
03/13/1990US4908477 Passing nonaromatic hydrocarbon in countercurrent flow through carbonylation mixture to extract methyl iodide
03/13/1990US4908388 Behavior modifying compounds
03/13/1990US4908349 Tetrahydronaphthalene aldehyde compound
03/13/1990CA1266680A1 Process for preparing aldehydes and ketones; products thus obtained
03/13/1990CA1266672A1 Dyarylacetylenes, their preparation and their use
03/08/1990WO1990001874A1 Oxime derivatives and herbicides containing the same as an active ingredient
03/07/1990EP0357405A2 Production of alcohols
03/06/1990US4907278 Integrated processing unit, particularly for connected speech recognition systems
02/1990
02/28/1990CN1040022A Process for producing alcohols and aldehydes
02/21/1990EP0355025A2 Substituted (2-haloalkoxy-1,1,2-trifluoroethoxy)styrenes, process for their preparation and their use
02/20/1990US4902814 Chemical intermediates for insecticides and acaricides
02/20/1990CA1266041A1 High yield, high resistance catalyst, particularly suitable for the oxidation of methyl alcohol to formaldehyde
02/14/1990EP0354588A1 Catalytic metal recovery from nonpolar organic solutions
02/14/1990EP0354418A2 6-Fluoro-3,5-dihydroxycarboxylic acids and their derivatives, processes for their preparation, their use as medicaments, pharmaceutical preparations and intermediates
02/13/1990US4900846 Process for making 1,3-dioxane derivatives
02/13/1990US4900413 Process for direct carbonylation of hydrocarbons
02/13/1990CA1265818A1 Nonaromatic fluoroallylamine mao inhibitors
02/13/1990CA1265816A1 Process for the preparation of ethylenic carbonyl compounds
02/13/1990CA1265793A1 Cycloaliphatic unsaturated derivatives, process for their preparation and use as therapeutic agents
02/07/1990EP0353770A2 Ionic phosphites and their use in homogeneous transition metal catalyzed processes
02/07/1990EP0353755A1 Process for the production of veratral and related alkyl-aryl-ethers
02/07/1990EP0353670A1 Process for the preparation of cyclic vinylene-1,2-dioxy compounds with chains of 6 to 8 carbon atoms
02/06/1990US4898990 Process for the extraction of vanillin
02/06/1990US4898883 1-Substituted derivatives of 4-methoxy-2,3,6-trimethylbenzene, process for their preparation and medicinal and cosmetic compositions containing them
02/06/1990US4898868 Anticholesterol agents; lactone or free acid form
02/06/1990US4898864 Bicyclic aromatic compounds, a process for their preparation and their use in cosmetics and human and veterinary medicine
02/06/1990CA1265533A1 Process for producing 1, 4-butanedial
02/01/1990DE3825578A1 Process for the preparation of alkenyl aromatics
02/01/1990DE3825577A1 Process for the preparation of alkenyl aromatics
01/1990
01/31/1990EP0352718A2 Partially fluorinated compounds and polymers
01/31/1990EP0352672A2 Process for the preparation of alkenyl aromatic compounds
01/29/1990EP0314759A4 Asymmetric hydroformylations of prochiral olefins to chiral aldehydes in high enantiomeric excess.
01/25/1990WO1990000535A1 Terminal chlorination of normal alkane hydrocarbons
01/25/1990DE3824360A1 Process for the preparation of aqueous formaldehyde solutions
01/24/1990EP0352166A1 Hydrocarbonylation process for halogenated aromatic derivatives
01/24/1990EP0351647A2 2,2-Difluorocyclopropyl derivates
01/24/1990CN1039022A Manufacture of lactol derivatives
01/24/1990CN1006549B Method for preparing aromatic sulphones compounds
01/17/1990EP0351336A1 Process for the preparation of hydroxybenzaldehydes by hydrocarbonylation
01/17/1990EP0350921A1 Process for producing alcohols and aldehydes
01/17/1990CN1006464B Process for preparing naphthalene derivatives
01/16/1990US4894480 Antibody inhibitors, rheumatic diseases
01/10/1990EP0350395A1 Process for the oxidation of benzylalcohols and parent compounds by biomimetic catalysis