Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
03/1989
03/15/1989EP0306547A1 2-Hydrocarbyl-3,6-dichloropyridines and their preparation
03/15/1989EP0306538A1 Process for preparing alpha-(3-benzylphenyl)propionic acid derivative
03/15/1989EP0306521A1 Ethine derivatives as compounds of liquid crystal phases.
03/15/1989EP0306505A1 Acetylene derivatives as components of liquid crystal phases.
03/15/1989EP0239726B1 Process for the production of difluorochloromethoxybenzenes
03/15/1989EP0233432B1 Polyfluoralkylthiomethyl compounds, processes for their preparation and their use as tensio-active compounds or as precursors therefor
03/15/1989EP0138934B1 Acrylic telomers with photocrosslinkable grafts, synthesis thereof and their applications to the coating of metals
03/15/1989CN1031709A Optically active liquid crystal components
03/15/1989CN1031697A Method for prevention of post oxidation of methacrolein
03/15/1989CN1031696A Synthesis of glycerol from formaldehyde
03/15/1989CN1003588B Method making compound of diketone acylate
03/14/1989US4812596 Process for the conversion of t-alkylphenol waste distillation bottoms to para-t-alkylphenol
03/14/1989US4812593 Preparation of bifunctional compounds
03/14/1989US4812592 Process for the preparation of the esters of an acid
03/14/1989US4812591 From bisphenols and acrylic acid halides
03/14/1989US4812590 Carbamates of 4-hydroxyanisole as prodrugs for chemotherapy of melanoma
03/14/1989US4812589 Polyol components in cast resin formulations
03/14/1989US4812587 Unsaturated nitriles, cyclopentadienyl and phosphine ligands
03/14/1989US4812580 From a phenacylamine and acrylonitrile derivative, cyclization, fungicides
03/14/1989US4812572 Diazotization in hydrogen fluoride, decomposition under pressure
03/14/1989US4812555 Peptides possessing renin inhibitory activity
03/14/1989US4812538 (Acylthiopropyl)phenols
03/14/1989US4812477 Thioesters for the treatment of ischemia and reperfusion syndromes
03/14/1989US4812457 Prostaglandin derivatives
03/14/1989US4812446 Pharmaceutical products providing enhanced analgesia
03/14/1989US4812443 Methods for enhancing differentiation and proliferation of hematopoietic progenitor cells
03/14/1989US4812433 Process for the production of methanol and a composition suitable for use as a catalyst in said process
03/14/1989US4812409 Hydrolyzable fluorescent substrates and analytical determinations using same
03/14/1989US4812403 Optically active substituted butyramide, and process for the optical separation of substituted butyramide
03/14/1989US4812393 Analytical determination of microorganisms
03/14/1989US4812233 Cylindrical counter-current extraction pressure-resistant chamber with solvent nozzle in bottom
03/14/1989CA1251206A1 Amides derived from quinolein, process for their preparation and drugs containing same
03/14/1989CA1251201A1 9-halogen prostaglandins
03/14/1989CA1251200A1 Carbacyclins, processes for their manufacture and their use as medicaments
03/09/1989WO1989001931A1 Preparation of derivatives
03/09/1989WO1989000422A3 Thiosulphinic acid derivatives, their use in the treatment of inflammatory diseases, and drugs containing them
03/08/1989EP0306472A2 Resin systems cured with blocked acid catalysts
03/08/1989EP0306471A2 Blocked acid catalysts
03/08/1989EP0306455A1 Cyclodextrin complexes of bis-biguanido hexane compounds
03/08/1989EP0306410A1 Polyfunctional ethylenic monomers
03/08/1989EP0306358A1 Process for dehydrating an aqueous alcohol mixture containing at least methanol and ethanol
03/08/1989EP0306282A2 Antiviral compositions derived from marine sponge epipolasis reiswigi and their methods of use
03/08/1989EP0306263A2 Novel HMG-COA reductase inhibitors
03/08/1989EP0306238A2 ZSM-5 and its synthesis
03/08/1989EP0306237A2 Process for preparing a noble metal-containing zeolite catalyst
03/08/1989EP0306222A2 Benzenesulfonanilide derivatives and fungicides for agriculture and horticulture
03/08/1989EP0306215A2 Synthesis of glycerol from formaldehyde
03/08/1989EP0306181A2 Two stage synthesis of zeolite
03/08/1989EP0306177A1 Hydrosilylation process
03/08/1989EP0306114A1 Process for the production of methanol and catalyst composition for said process
03/08/1989EP0306113A1 Process for the manufacture of methanol
03/08/1989EP0306094A2 Process for the hydroformylation of certain acrylic acid derivatives
03/08/1989EP0306060A2 Pharmaceutical products providing enhanced analgesia
03/08/1989EP0305965A1 Process for preparing esters of unsaturated alcohols
03/08/1989EP0305958A2 N-acylated-N-substituted aminobenzoates and glycine esters
03/08/1989EP0305924A2 Process for the sulfonation and/or sulfatation of organic compounds with S03 in an organic reaction medium
03/08/1989EP0305913A1 Process for the production of dien-1-ols, 9-hydroxydodec-10-enyl-1-tert.butyl ether, and its use as an intermediate in the synthesis of 8,10-dodecane dienol
03/08/1989EP0305908A2 Process for the preparation of phenyl-substituted epoxydes
03/08/1989EP0305826A2 The production of N-[4-chloro-2-fluoro-5-(pentyloxycarbonylmethyloxy)phenyl]-3,4,5,6-tetrahydrophthalimide
03/08/1989EP0305812A2 Process for the purification of nitrobenzaldehyde
03/08/1989EP0305774A1 Ion exchange resin modified by thiazolines
03/08/1989EP0305721A1 Process for preparing hexamethylene bis-dicyanide diamide
03/08/1989EP0305720A2 Production of gaseous olefins by catalytic conversion of hydrocarbons
03/08/1989EP0305688A1 Process for the production of propynol
03/08/1989EP0305668A1 Process for the production of a concentrate of aromatics suitable for use as a blending component for petrol
03/08/1989EP0305648A1 Process for the preparation of 4,4'-dinitrostilbene-2,2'-disulfonic acid
03/08/1989EP0305564A1 Amines via the amination of olefins using dealuminated zeolites
03/08/1989EP0228938B1 Process for the preparation of an aqueous solution of an alkaline metal salt of methionine
03/08/1989EP0226917B1 Acrylic acid esters and fungicides containing these compounds
03/08/1989CN1031530A Benzenesulfonyl carboxamide compounds, intermediate compounds and methods of preparation thereof and use of said compounds and intermediate compounds as herbicidal agents
03/08/1989CN1031488A Catalyst for oxidation of acrolein and process for preparation thereof
03/07/1989US4810825 Method of reducing nitrile into a corresponding alcohol
03/07/1989US4810824 Hydrolysis of activated olefinic ketones and aldehydes
03/07/1989US4810820 Process for the production of polyisocyanates containing allophanate groups
03/07/1989US4810813 Method for making reaction products of phosgene and dihydric phenol with stable suspension of dihydric phenol, alkali metal hydroxide and water
03/07/1989US4810805 Intermediates for prostac6yclins
03/07/1989US4810798 Solvent extraction, distillation
03/07/1989US4810791 Ureidoalkanoylaminocarbonyl amino and imino acids and esters
03/07/1989US4810765 Cotelomers of vinilydene fluoride with fluorinated olefins and process for their preparation
03/07/1989US4810713 Arylalkyl-heterocyclic amines, n-substituted by aryloxyalkyl groups used in a method for allergy treatment
03/07/1989US4810694 Skin disorders
03/07/1989US4810688 Catalyst support and catalyst for olefin dimerization
03/07/1989US4810417 Process for the simultaneous production of methanol synthesis gas and ammonia synthesis gas
03/07/1989US4810403 Halocarbon blends for refrigerant use
03/07/1989US4810398 Preparation of a basic salt
03/07/1989CA1250861A1 Synthesis of styrenated hydroquinone
03/07/1989CA1250859A1 Process for preparation of 3,5-dialkyl-4-hydroxy- benzoic acid
03/07/1989CA1250858A1 Process for the production of alkoxymethylene compounds of acetic acid esters and substituted acetic acid esters
03/07/1989CA1250857A1 1, 1-diphenyl-propanol derivatives, process for their preparation and pharmaceutical compositions containing them
03/07/1989CA1250855A1 4,4'-diisocyanato-phenylbenzylether, a process for the preparation thereof and use in the production of polyurethane plastics
03/07/1989CA1250854A1 Process for the production of thermally color stable aliphatic and/or cycloaliphatic diisocyanates and the use thereof for the production of modified polyisocyanates having improved color properties
03/07/1989CA1250835A1 .alpha. CHAIN DIENIC PROSTANOIC ACID DERIVATIVES
03/07/1989CA1250834A1 5-fluoro-carbacyclins, process for their manufacture and their use as medicaments
03/07/1989CA1250802A1 Protected trigger to controllably initiate crystallization
03/02/1989DE3828253A1 Verfahren zur rueckfuehrung verbrauchter saeure bei der herstellung von methacrylsaeure oder methacrylsaeureester A process for repatriation spent acid in the production of methacrylic acid or methacrylic ester
03/02/1989DE3727704A1 Use of polymeric soluble hydrogenation catalysts for the position-selective hydrogenation of fats and oils
03/01/1989EP0305320A2 Multinucleic substituted complexants, complexes and complex salts, process for their preparation and pharmaceutical agents containing them
03/01/1989EP0305302A1 Process for the catalytic dimerization of alkyl acrylate
03/01/1989EP0305289A1 Enantioselective process for preparing derivatives of trans- or cis-hemicaronaldehyde, and intermediates obtained
03/01/1989EP0305288A1 Process for the elimination of chlor
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