Patents for C07B 61 - Other general methods (69,072)
05/1989
05/02/1989US4827015 Process for the production of aminomalonic acid dinitrile salts
05/02/1989US4827009 Hydrosilation process
05/02/1989US4827000 Process for the preparation of phenoxy phthalic anhydrides
05/02/1989US4826804 Catalyst for oligomerization process
05/02/1989US4826803 Ruthenium-cerium oxide
05/02/1989US4826802 Method for preparation of antimony and tellurium-containing metal oxide catalysts
05/02/1989US4826800 Syngas conversion catalyst
05/02/1989US4826799 Shaped catalyst and process for making it
05/02/1989US4826798 Copper-containing
05/02/1989US4826795 Group 8 and 6 metals on graphite support
05/02/1989CA1253512A1 Process for producing alcohols
05/02/1989CA1253505A1 Eburnane derivatives, a process for their preparation and pharmaceutical compositions containing them
05/02/1989CA1253496A1 Carrying out organic condensation reactions
04/1989
04/26/1989EP0313375A2 Process and catalyst for converting synthesis gas to hydrocarbons
04/26/1989EP0313283A2 The production of non-conjugated diolefins
04/26/1989EP0313165A1 A process for isomerizing the by-products of the bis-phenol synthesis
04/26/1989EP0313061A2 Improved process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
04/26/1989EP0313050A1 Potassium carbonate supports, catalysts, and olefin dimerization processes therewith
04/26/1989EP0312931A2 Process for the preparation of amino-1,3 benzenediol
04/26/1989EP0312915A2 Process for making cyclic aryl chlorophosphites
04/26/1989EP0312804A1 Synthesis of cis-9-tricosene
04/26/1989EP0312735A2 Process for the preparation of beta-isophorone from alpha-isophorone
04/26/1989CN1032536A Novel method for oxyiodination product partial purification
04/25/1989US4825011 Method of preparing substituted dihydroxy-benzenes
04/25/1989US4825004 Reacting epoxidized fatty acids(or esters) with short acyclic carboxylic acids; then hydrogenation
04/25/1989US4824998 Reacting methacrylic acid with isobutylene in presence of ion exchange resin which contains a sulfonic acid group
04/25/1989US4824997 Method for preparation of alkyl glycolates
04/25/1989US4824992 Oxidizing trimethylbenzaldehyde, ions of bromine, manganese and iron
04/25/1989US4824989 Recovery process
04/25/1989US4824982 Method for the cleavage of organic siloxanes, and products and applications thereof
04/25/1989US4824975 Oxidation of 3-/hydroxymethyl/oxetane
04/25/1989US4824960 Arylhydrazine, acrylonitrile, oxidation, cyclization
04/25/1989US4824817 Catalyst for the carbonylation of conjugated dienes
04/25/1989US4824612 Process for oxidizing secondary aromatic alcohols
04/25/1989CA1253175A1 Toluene disproportionation process
04/25/1989CA1253174A1 Process for making monocarboxylic anhydrides
04/25/1989CA1253172A1 Process for preparing tertiary allylic esters possibly halogenated
04/25/1989CA1253170A1 Aryl carboxylate process
04/25/1989CA1253169A1 Process for preparing alkyl esters of methyltartronic acid
04/25/1989CA1253132A1 Preparation of catalysts made up of copper, zinc and aluminium, useable for the production of methanol derived from synthesis gas
04/20/1989WO1989003417A1 Process for producing polybrominated higher alkylbenzenes
04/20/1989WO1989003378A1 Process for the preparation of aryloxyacetic acid
04/20/1989WO1989003374A1 Process for preparing 2-acetonaphthones
04/20/1989WO1989003373A1 Novel method for oxyiodination product partial purification
04/19/1989EP0312353A2 Zearalanol derivatives with anabolic activity
04/19/1989EP0311961A2 Process for the preparation of ether and polyglycol ether sulfonates, and products prepared by this process
04/19/1989EP0311893A2 Process for the preparation of 2,5-bis-(aminoarylamino)benzoquinones
04/19/1989EP0311861A2 A process for trialkoxysilane/tetraalkoxysilane mixtures from silicon metal and alcohol
04/19/1989EP0311689A1 Process for selectively monohydroformylating diolefin
04/19/1989EP0311619A1 Chelate ligands for low pressure hydroformylation catalyst and process employing same.
04/19/1989EP0311614A1 Process for the synthesis of methyl-tert-alkyl ethers with suppression of corrosion
04/19/1989EP0217089B1 Process for preparing unsaturated ethers by catalytic dealkoxylation of gem-dialkoxy compounds
04/19/1989CN1032443A Method for preparing phospinic acids used in preparing ace inhibitors and intermediates produced thereby
04/19/1989CN1003912B Method and catalyst for olefin oligomerziation
04/18/1989US4822934 Chemical intermediates; ketoprofen
04/18/1989US4822933 Chlorination in presence l-type zeolite catalyst
04/18/1989US4822929 Process for the catalytic trans-halogenation of a polyiodo-benzene, and, in particular, of a di-iodo-benzene
04/18/1989US4822928 Process for producing 2,5-dichlorotoluene
04/18/1989US4822924 Process for producing 2,6-dichlorobenzyl alcohol
04/18/1989US4822918 Reduction of organic sulfur compounds
04/18/1989US4822912 Process for the preparation of 2,3,5,6-tetrafluorobenzoic acid
04/18/1989US4822910 Dehydrohalogenation; odorants
04/18/1989US4822904 Perfluoroalkylation process
04/18/1989US4822900 Reacting ethylene, oxygen in presence of silver-containing catalyst, chlorine-containing reaction modifier, nitro-propane; little fouling or corrosion
04/18/1989US4822502 Imidazoline promoter overbased calcium sulfonates
04/18/1989CA1252798A1 Process for hydrocarbo-alkoxylating vinyl alkanoates
04/12/1989EP0311508A1 Solid granular catalysts, process for the preparation of these catalysts and their use
04/12/1989EP0311408A2 Process for preparing 3,5,5-trimethylcyclohexa-2-en-1,4-dione
04/12/1989EP0311334A1 Process for maintaining high level of yield of acrylonitrile and hydrogen cyanide in ammoxidation of propylene
04/12/1989EP0311310A1 Olefin oligomerization
04/12/1989EP0311028A2 A process for bis (4-aminophenyl) hexafluoropropane
04/12/1989EP0310991A2 Process for producing m-xylene from o-xylene
04/12/1989EP0310944A2 Bisoxethylsulfonylmethyl anilines and process for their preparation
04/12/1989EP0310878A1 Continuous process for the preparation of isobutyric acid
04/12/1989EP0310849A1 Process for the synthesis of a benzo [ij] quinolizine-2-carboxylic acid derivative
04/12/1989EP0282579A4 Cyclopentanes and lubricants comprising cyclopentanes.
04/12/1989CN1032335A Process for production of 2,3-dimethylbutene-1 from propene
04/11/1989US4820882 Preparation of beta-aryl alcohols
04/11/1989US4820877 Methyl tert-butyl ether from methanol and isobutylene; fuel gas stripping medium
04/11/1989US4820875 Alcohol and oxygen gaseous mixture and a silver catalyst to form aldehydes and ketones
04/11/1989US4820873 Antitumor agents
04/11/1989US4820871 Process for the preparation of N,N-diaryl-ureas
04/11/1989US4820861 Reacting l-phenylaline methyl ester and n-formyl-l-aspartic acid anhydride; sweeteners
04/11/1989US4820856 Mercaptan treated with phosgene in presence of hexaalkyl-guanidinium chloride catalyst
04/11/1989US4820845 Alkylation of 3(5)-cyano-1H-pyrazole-4-carboxylic acid esters
04/11/1989US4820823 Process of producing α-keto acids
04/11/1989US4820740 Process and catalyst for production of bisphenol-A
04/11/1989US4820735 Vinylcyclopropanecarboxylic acid esters
04/11/1989US4820674 Dissolving chloroplatinic acid in cyclic ethers or esters
04/11/1989US4820673 Alkoxylation using calcium catalysts and products therefrom
04/11/1989CA1252480A1 Production of carboxylic acids from organic formate esters using rhodium complex catalysts
04/11/1989CA1252478A1 Process for producing benzyl esters of aromatic hydroxycarboxylic acids
04/11/1989CA1252466A1 Process for producing 1,2,5,6-tetrahydro-4h- pyrrolo¬3,2,1-ij|-quinolin-4-one, and 5- halo-1,2,3-(1,2-dihydropyrrolo)-4-quinolones as intermediates for carrying out the process
04/06/1989WO1989002887A2 High yield method for preparation of dialkyl esters of polyhaloaromatic acids
04/06/1989WO1989002886A2 2-neopentylanthraquinone
04/06/1989WO1989002883A1 A process for the preparation of 1,4-disubstituted 2-butenes
04/06/1989WO1989002882A1 Increasing the level of 2-methyl-2-butene in isoamylene
04/05/1989EP0310258A2 Removalof olefins from organohalosilanes
04/05/1989EP0310168A2 Process for the preparation of esters of carboxylic acids
04/05/1989EP0309980A1 Alkylated polyalkylene polyamines and process for selective alkylation