Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
07/1991
07/09/1991US5030792 Process for preparing 1-octene
07/09/1991US5030789 Catalytic method for the dimerization, codimerization or oligomerization of olefins with the use of an autogenous thermoregulation fluid
07/09/1991US5030739 Formation Of Hydroperoxides Using An N-Hydroxydicarboxylic Acid Imide As Catalyst
07/09/1991US5030738 Reacting piperonylamine with a chloroformate
07/09/1991US5030717 Antibodies which catalyze hydrolysis of ester bonds
07/09/1991US5030715 Antibacterial agents; immunomodulators; auto immune diseases
07/09/1991US5030711 Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a catalyst consisting of at least one titanium nitrogenous complex
07/09/1991US5030626 Fluorine derivatives of vitamin D3 and process for producing the same
07/09/1991US5030609 Process for producing a hydrogenation catalyst of copper chromite
07/09/1991US5030241 Providing yellow and orange shades, with or without oxidation agent
07/09/1991CA1285958C Method of separating monohydrate of l-cysteine hydrochloride
07/09/1991CA1285951C Naphthalenyl- and quinolinyl-amino substituted phenols
07/09/1991CA1285946C Process for the production of thiuram polysulfides
07/05/1991WO1991009825A1 Homogeneous rhenium catalysts for metathesis of olefins
07/05/1991CA2072755A1 Homogeneous rhenium catalysts for metathesis of olefins
07/02/1991US5028735 Azeotropically distilling with hexane
07/02/1991US5028734 Process for the selective preparation of alkenecarboxylic acid derivatives
07/02/1991US5028733 Prostaglandins
07/02/1991US5028728 Process for the preparation of reaction products of 2,2-bis-(4-hydroxphenyl)-hexafluoropropane and new derivatives of this type
07/02/1991US5028718 Amino acid derivatives, their production and use in preparing carbapenem and carbapenam compounds
07/02/1991US5028576 Carbonylation catalyst system
07/02/1991US5028256 Composition for protecting culture plants from the phytotoxic action of herbicidally active chloracetanilides
07/02/1991US5028254 Azole derivatives and agricultural and horticultural chemical composition containing the same
07/02/1991CA1285698C Process for the preparation of compounds containing carboxamide groups,in particular of peptides
07/02/1991CA1285581C Olefin dimerization method
07/02/1991CA1285580C Process for the co-production of aromatic carboxylates and alkyl iodides
07/02/1991CA1285575C Naphthalene anti-psoriatic agents
07/02/1991CA1285574C Process for preparing sertraline intermediates
07/02/1991CA1285563C Ureidoalkanoylaminocarbonyl amino and imino acids and esters
07/02/1991CA1285561C Naphthoxazines
06/1991
06/27/1991WO1991009831A1 Prodrug anhydrides of asprin, indomethacin and ibuprofen, their preparation, compositions, and anti-inflammatory method of use
06/27/1991CA2072360A1 Prodrug anhydride compositions
06/26/1991EP0434618A2 UV-absorber and light sensible organic material containing it
06/26/1991EP0434390A1 Esterification process
06/26/1991EP0434343A1 Process for preparing ibuprofen and its alkyl esters
06/26/1991CN1052475A Catalytic dehydrocyclodimerization process for producing aromatic hydrocarbons from aliphatic hydrocarbons
06/26/1991CN1012956B Chiral liquid crystal compounds mixtures and use thereof
06/25/1991US5026946 Production of C2 or higher hydrocarbons including ethylene
06/25/1991US5026925 Hydroxylation of phenol using hydrogen peroxide
06/25/1991US5026904 Catalytic reaction of carbon dioxide and hydrogen with alcohols
06/25/1991US5026903 Using homogeneous catalyst system of rhodium, lithium iodide and ligand selected from nitrogen, phosphorous, arsenic, antimony and bismuth organic component
06/25/1991US5026901 Producing alkyl pentenoate
06/25/1991US5026900 Process for the preparation of dialkyl malonates
06/25/1991US5026899 Acylcylohexanediones and the oxime ethers thereof with herbicidal and plant growth regulating properties
06/25/1991US5026875 Having ketoxime stabilizers; nondegradating, nonpolymerizing, formaldehyde-free
06/25/1991US5026862 Miticides; insecticides
06/25/1991US5026857 Cetnral nervous system disorders; antiserotonine agent
06/25/1991US5026740 For transparent or pigmented mixtures
06/25/1991US5026732 Use of avarone for the control of AIDS and ARC
06/25/1991US5026730 Anilinophenylthioureas, compositions containing them, and the use thereof in pest control
06/25/1991US5026724 Compounds with bronchodilator activity
06/25/1991US5026710 Fungicides
06/25/1991US5026642 Stereospecificity; renin inhibitors; reducing to secondary alcohol with microorganisms containing dehydrogenase
06/25/1991CA1285290C Methods for preparing group ii metal overbased sulfurized alkylphenols
06/25/1991CA1285288C Process for the hydrolysis of dialkyl carbonates
06/25/1991CA1285287C Cycloalkyl-substituted-4-aminophenyl derivatives and process for their preparation
06/25/1991CA1285286C Preparation of acyloxybenzenesulfonic acids and their alkali metal and alkaline earth metal salts
06/25/1991CA1285285C Process for the preparation of an azidosulphonylbenzoic acid
06/25/1991CA1285283C Tricyclo (6.2.1.0 , )undecanes useful as fragrance chemicals
06/25/1991CA1285278C Cyclopentane derivatives
06/25/1991CA1285260C Silver catalyst and process for preparing same
06/23/1991CA2032752A1 Esterification process
06/22/1991CA2032671A1 Uv absorbers and light-sensitive organic material containing same
06/20/1991WO1991009099A1 Selective esterification of long chain fatty acid monoglycerides with medium chain fatty acids
06/20/1991WO1991009098A1 Selective esterification of long chain fatty acid monoglycerides with medium chain fatty acid anhydrides
06/19/1991EP0433267A2 Process for preparing eicosatetraynoic acid
06/19/1991EP0433189A1 Process for the preparation of diesters of hexenedioic acid
06/19/1991EP0432594A2 Acyl malate diesters
06/19/1991EP0432435A1 2-Formyl-2-methyl-succinic acid esters
06/19/1991EP0432275A1 Substituted bicycloheptandione derivatives.
06/19/1991CN1012896B Improved process for preparing 5-(2.5-dimethylphenoxy)-2.2-dimethylpentanoic acid
06/19/1991CN1012892B Process for separating alkali metal bicarbonate grains from a nitrogenous organic base hydrochloride liquid film absorbed on their surface
06/19/1991CA2031340A1 Process for preparing ibuprofen and its alkyl esters
06/18/1991US5025111 Production of non-conjugated diolefins
06/18/1991US5025108 Process for producing olefins from natural gas
06/18/1991US5025034 Prostaglandins
06/18/1991US5025028 Asthma
06/18/1991US5024983 Platinum complex
06/18/1991US5024828 Iodine-labeled isomers and racemic mixtures for radioimmuno-assays of physiological fluids
06/18/1991US5024787 Process for the preparation of fatty acid or hydroxy fatty acid esters of isopropylidene derivatives of polyglycerols
06/18/1991US5024772 Method of producing HPN and mixtures thereof
06/18/1991CA1285000C Process for oligomerizing light olefins or mixtures thereof
06/18/1991CA1284986C Polyisocyanate preparations containing latent tin catalysts and a process for their preparation
06/18/1991CA1284932C Biological and analytical uses of phenalenone and benzphenalenone compounds
06/18/1991CA1284920C Coating of granular aromatic diamine
06/15/1991CA2030390A1 Acyl malate diesters
06/13/1991WO1991008204A1 Process for the production of aromatic anhydrides and aromatic esters with superior color properties
06/13/1991WO1991008192A1 Process for inhibitor exchange in radically reactive olefinically unsaturated systems
06/12/1991WO1991009005A1 Process
06/12/1991EP0431977A2 Process for increasing the direct esterification reaction rate of a diacid with a glycol
06/12/1991EP0431544A2 Process for the preparation of a bis [3,3-bis(4-hydroxy-alkylphenyle)-butanoic acid]diol ester
06/12/1991EP0431478A2 Process for the preparation of vinyl acetate
06/12/1991EP0431477A1 Purification process for dimethyle terephthalate
06/12/1991EP0431328A2 Fungicides
06/12/1991EP0179788B1 Pesticides
06/12/1991CN1052140A Continuous process for preparing matallic soaps
06/12/1991CN1012815B Process for preparing gem-dihalo and tetrahalo-1,12-diamino-4,9-diaza-dodecanes
06/12/1991CA2073007A1 Process
06/11/1991US5023390 Acylation of 2,4-dimethylisobutyrophenone; hydrogenation, dehydrogenation, cyclization
06/11/1991US5023389 Selectivecy converting branched olefins, separation, oligomerization