Patents
Patents for C07C 45 - Preparation of compounds having co groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds (38,929)
06/1992
06/09/1992US5120879 Reaction of hypochlorites with polyoxypropylene glycols
06/09/1992US5120877 Process for the production of carbonyl compounds
06/09/1992US5120864 Intermediates, process for their preparation, and their use for the synthesis of vitamins a and e
06/09/1992US5120855 Formation of hydroxyaromatic ketoacetal from a hydroxyaromatic methylketone and production of 5-(4'-hydroxyphenyl)hydantoin and Dp-hydroxyphenylglycine from 4-hydroxyacetophenone
06/09/1992US5120818 Chain-extended poly(aryl ether ketones)
06/09/1992US5120468 Optical active mixture exhibiting ferroelectricity
06/09/1992CA1303048C Diarylakanoids having activity as lipoxygenase inhibitors
06/06/1992CA2056806A1 Use of an allylchloride for preparing an aldehyde
06/04/1992WO1992009552A1 METHOD FOR PREPARING α-ARYLPROPIONIC ACIDS
06/04/1992CA2097423A1 Method for preparing .alpha.-arylpropionic acids
06/03/1992EP0488860A1 Method for the production of polyalkoxylated aromatic compounds
06/03/1992EP0488638A1 BF3 catalyzed acetylation of butylbenzene
06/03/1992EP0488069A2 A process for the catalytic oxidation of olefins to carbonyl compounds
06/03/1992EP0488045A2 Process for the preparation of beta-Isophorone
06/03/1992EP0487990A1 Process for the preparation of a substituted indene
06/03/1992EP0487903A2 Process for the preparation of 1,3 propanediol
06/03/1992EP0441948A4 Synthesis of stable, water-soluble chemiluminescent 1,2-dioxetanes and intermediates therefor
06/03/1992EP0307446B1 Liquid phase isomerization of iodoaromatic compounds
06/03/1992CN1061589A Improved mixed aldehyde product separation
06/03/1992CN1061588A Improved hydroformylation process
06/02/1992US5118889 Process for preparing allyl chloride
06/02/1992US5118886 Cyano- and polycyanometalloporphyrins as catalysts for alkane oxidation
06/02/1992US5118868 Oxidation catalyst for partial oxidation of alcohol
06/02/1992US5118867 Hydroformylation of an definically unsaturated compound, rhodium catalyst, a soluble ammonium salt of a sulfonated phosphorous acid triester
06/02/1992US5118866 Catalytic oxidation of alcohol with catalyst system of cuprous chloride and tetramethyl piperidine oxide
06/02/1992US5118865 Cyclic ketones and their use as perfuming ingredients
06/02/1992US5118864 Preparation of cyclopentenones
06/02/1992US5118863 Process for producing an α,β-unsaturated carbonyl compound
06/02/1992US5118862 Process for producing αβ-unsaturated carbonyl compound
06/02/1992US5118861 3-hydroxy-2-cyclobuten-1-one salts, their production and use
06/02/1992US5118860 Acetylating with acetic acid, acetic anhydride, acetyle fluoride, chloride or bromide
06/02/1992US5118859 Preparation and purification of 2-hydroxy-4-(2'-hydroxyethoxy)phenyl aryl ketones
06/02/1992US5118856 Preparation of cyclohexane-dione derivatives
06/02/1992US5118847 3-hydroxy-2-cyclobuten-1-one salts, their production and use
06/02/1992US5118827 Monocyclic terpene derivatives
06/02/1992US5118824 Platinum hydrides with bridges bimetallic structure, method for their preparation and their application to the catalysis of chemical reactions
06/02/1992US5118681 Bactericides
06/02/1992CA1302433C Hydrocarbon oxidations catalyzed by nitride-activated metal coordination complexes
06/02/1992CA1302431C (vinylphenyl)phenylmethane and method for producing (benzoylphenyl)propionic acid
06/02/1992CA1302420C Indene derivatives and methods
06/02/1992CA1302418C 3,5-disubstituted pyrocatechole derivatives
05/1992
05/30/1992WO1991008187A1 Open-chain terpene compound
05/30/1992CA2045666A1 Acyclic terpene compound
05/30/1992CA2036587A1 Antiulcer substance
05/29/1992WO1992004314A3 Process for preparing albuterol, acetal, hemi-acetal, and hydrates of arylglyoxal intermediates thereof
05/28/1992CA2055924A1 Bf3 catalyzed acylation of aromatic compounds
05/27/1992EP0487319A2 Novel heptamethyl indane compound
05/27/1992EP0487035A2 Process for the preparation of diethers
05/27/1992EP0486777A1 Silver catalyst for formaldehyde synthesis and process for producing the same
05/27/1992EP0313661B1 Process for preparing 3-ethylbenzophenone
05/27/1992CN1061400A Acetone removal process
05/26/1992US5117013 Process for the selective hydrogenation γ, δ-epoxyalkenes to epoxyalkanes
05/26/1992US5117002 Preparation of diphenyl ether
05/26/1992US5116865 15,16-seco-19-nor progestins
05/26/1992US5116853 Phenylene derivatives
05/26/1992US5116813 Methyl-Branched Aliphatic Aldehyde or Alcohol
05/26/1992CA1301778C Process for the manufacture of 1,4-bis(4- phenoxybenzoyl)benzene with a zeolite catalyst
05/22/1992CA2055822A1 Heptamethyl indane compound
05/21/1992CA2055721A1 Process for the preparation of diethers
05/20/1992EP0486385A1 Imidazole derivatives, process for their fabrication and pharmaceutical compositions containing them
05/20/1992EP0486022A2 Naphthalene derivatives
05/19/1992US5114915 Decalin ketones, their use in perfumery and process for the preparation thereof
05/19/1992US5114613 Lactic acid derivative and liquid crystal composition containing same
05/19/1992US5114473 Transition metal recovery
05/19/1992US5114461 Cyclic diones
05/19/1992CA1301192C Process for the preparation of unsaturated ketones
05/19/1992CA1301191C Process for the preparation of aryl perfluoroalkyl ketones
05/19/1992CA1301190C Rhodium recovery from hydroformylation reaction product
05/19/1992CA1301189C Process for the preparation of aromatic aldehydes
05/19/1992CA1301183C2 Aralykyl (arylethynyl) aralkyl amines and their use as vasodilators and antihypertensives
05/19/1992CA1301175C Substituted 2,3-naphthalenedicarboxaldehydes
05/17/1992CA2055630A1 Naphthalene derivatives
05/15/1992CA2055325A1 Novel imidazole derivatives, process for preparing them and pharmaceutical compositions containing them
05/13/1992EP0485061A1 Substituted cyclopentenyloxabicyclooctanes, cyclopentenyl-formylcyclohexenes, cyclopentenylhydroxymethyl cyclohexenes and camphonyl spirocyclooxaoctane-containing compositions, organoleptic uses thereof and process for preparing same
05/13/1992EP0484977A2 Improved mixed aldehyde product separation
05/13/1992EP0484976A2 Improved hydroformylation process
05/13/1992EP0484755A1 Shaped catalysts made of polymer-transition metal complex having organosiloxane and phenylphosphine ligands
05/13/1992EP0484754A2 Shaped polymeric transition metal complex catalysts comprising organosiloxane-diphenylphosphine ligands
05/13/1992EP0484742A1 2-Chloropropionaldehyde trimer and production process thereof
05/12/1992US5113022 Ionic phosphites used in homogeneous transition metal catalyzed processes
05/12/1992US5113021 Process for the manufacture of a mixture of α- and β-irone
05/12/1992US5113020 Nonpolluting, solid catalyst, reaction of trichlorotoluene and chlorobenzene
05/12/1992US5113012 Process for the production of 1,3-cyclopentanedione
05/12/1992US5113007 Dienoxysilanes
05/12/1992US5112977 Photoinitiators, metallization of polymeric surfaces
05/12/1992US5112869 Anticancer, antifertility
05/12/1992US5112861 Method of treating parkinson's disease using pentanedione derivatives
05/12/1992CA1300632C Acetylene amines and their use as vasodilators and antihypertensives
05/10/1992CA2055217A1 Hydroformylation process
05/06/1992EP0484136A2 Production of hydrocarbon derivatives
05/06/1992EP0238576B1 Nitrogen-containing heterocyclic compounds
05/06/1992EP0226640B1 Method of producing substituted benzaldehydes
05/06/1992CN1060834A Hydro-formylation synthetic reaction with atmospheric styrene catalysing
05/05/1992US5110990 In liquid recycle rhodium catalyzed hydroformylation
05/05/1992US5110989 Pre- and postemergence; plant growth regulators
05/05/1992US5110959 Process for preparation of epoxy esters and intermediates prepared thereby
05/05/1992US5110425 Terminal chlorination of normal alkane hydrocarbons
05/05/1992US5110343 Postemergence herbicides
05/05/1992US5110342 Indan-1,3-dione derivative and herbicidal composition containing the same as active ingredient
05/05/1992CA1300174C Triethylamine catalyzed npg production utilizing a gas sparged reactor