Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
03/1995
03/15/1995EP0643036A1 Process for the preparation of esters of pimelic acid
03/15/1995CN1100087A Process for the preparation of carboxylic acids or corresponding esters in the presence of a catalyst based on reodium and iridium
03/15/1995CN1100086A Process for preparing sertraline intermediates
03/15/1995CN1100085A Hydrogenolytic reduction of peroxidic ozonolysis products
03/14/1995USRE34878 Hypoglycemic agent
03/14/1995US5397846 Process for preparing organic compounds carrying tert-butyloxycarbonyl groups
03/14/1995US5397440 Isolation of dimethyl 4,4'-biphenyldicarboxylate
03/14/1995CA1334761C Benzylamine derivatives, process for production thereof, and use thereof
03/14/1995CA1334760C N-(2'-aminophenyl)-benzamide-derivatives, process for their preparation and their use in the control of neoplastic diseases
03/14/1995CA1334759C N,n'-diaminocarbonylmethyl-n,n'-dicarboxymethyl-1,2- diaminoethane derivatives
03/09/1995WO1995006746A1 Lipase-catalysed acylation of alcohols with diketenes
03/09/1995WO1995002661A3 Process for preparing fatty acid alkyl esters
03/09/1995DE3590020C2 1-Hydroxy-vitamin-D compounds which are unsaturated in the side chain
03/09/1995CA2169301A1 Lipase-catalyzed acylation of alcohols with diketenes
03/08/1995EP0641762A1 Process for preparation of 5-hydroxy-3-ketoester derivative and optically active substance thereof
03/08/1995EP0641761A1 Process for producing dimethyl 2,6-naphthalene-dicarboxylate
03/08/1995EP0641366A1 Improved poly ethylene terephthalate decontamination
03/08/1995EP0641306A1 Carbocyclic and heterocyclic hiv protease inhibitors
03/08/1995EP0511233B1 Method of preparation of ketones
03/08/1995EP0446211B1 Process for preparing polymeric dispersants having alternating polyalkylene aud succinic groups
03/08/1995CN1099745A Low pressure process for the hydrogenation of dimethyl benzenedicarboxylates to the corresponding dimethyl cyclohexanedicarboxylates
03/08/1995CN1099744A Low pressure process for the manufacture of cyclohexanedicarboxylate esters
03/07/1995US5395961 Reducing decomposition of acetates
03/07/1995US5395960 Preparation of vinyl carboxylates
03/07/1995US5395950 Production of quinic acid derivatives
03/07/1995US5395766 Optically active trans-2-aryl-1-cyclohexanol derivatives and a process for producing the compounds
03/07/1995US5395692 Photodegradable polyesters
03/07/1995CA1334676C Process for carrying out a chemical equilibrium reaction
03/07/1995CA1334674C Process for the preparation of carboxylic acids or esters thereof
03/02/1995WO1995006027A1 Process for the preparation of a mixture of alkyl pentenoates
03/02/1995WO1995006025A1 Process for the preparation of an acetal
03/02/1995DE4429700A1 Process for the preparation of butenediols and butenediol derivatives in the presence of rhenium-containing catalysts
03/02/1995DE4429699A1 Process for the preparation of butenediols and butenediol derivatives in the presence of oxidic catalysts
03/02/1995DE4429690A1 Process for the preparation of butenediol monocarboxylates
03/02/1995DE4329293A1 Lipase katalysierte Acylierung von Alkoholen mit Diketenen Lipase-catalyzed acylation of alcohols with diketenes
03/01/1995EP0640583A2 Process for the preparation of acetic esters from methanol
03/01/1995EP0640582A2 Process for the preparation of methyle esters of aromatic methoxy carboxylic acids
03/01/1995EP0640065A1 Trisubstituted phenyl derivatives as phosphodiesterase inhibitors and processes for their preparation
03/01/1995EP0640013A1 Acid catalysts.
03/01/1995EP0432275B1 Substituted bicycloheptandione derivatives
03/01/1995CN1099382A Preparation of dimethyl cyclohexanedicarboxylates
03/01/1995CN1099381A Process for preparation of lower fatty acid ester
03/01/1995CN1099378A Process for the recovery of a carbonylation product
03/01/1995CA2131113A1 Process for the preparation of aromatic methyl methoxycarboxylates
02/1995
02/28/1995US5393919 Process for producing acetic acid or methyl acetate and catalyst therefor
02/28/1995US5393918 High yield process for the production of methacrylic acid esters
02/28/1995US5393916 Inhibition of dioxane formation during recovery of glycols from polyester resins
02/28/1995US5393768 Treating hypersensitivity reactions such as asthma
02/28/1995US5393385 Using extractive agents with higher boiling points; nitrobenzene, sulfolane, dimethylformamide
02/23/1995WO1995005357A1 Process for the carbonylation of acetylenically unsaturated compounds
02/23/1995WO1995005354A1 Hydroformylation process
02/23/1995DE4326917C1 Process for the preparation of cyclopropane-1,1-dicarboxylic esters
02/23/1995CA2169650A1 Process for the carbonylation of acetylenically unsaturated compounds
02/22/1995EP0639175A1 Process for producing 2-(dialkyloxy methyl)-carboxylic acid esters.
02/22/1995EP0580676A4 Process for tanning hides and compounds for use therein.
02/22/1995EP0482045B1 Process for processing waste paper
02/21/1995US5391813 Process for producing methyl α-hydroxyisobutyrate
02/21/1995US5391811 Reacting a halogenated dicarbonyl compound with an addition product of hydrogen fluoride and a trialkyamine
02/21/1995US5391775 Process for production of diacetylrhein
02/21/1995US5391771 Hydrogenation of citric acid
02/21/1995US5391755 Regulator of calcium homeostasis in animals; useful as therapeutic agent and treats malignancies
02/21/1995US5391749 Photoinitiators or photosensitizers
02/21/1995US5391735 Process for the preparation of 3-substituted derivatives of 1-amino-2-hydroxy-propane
02/21/1995US5391553 Increasing cholinergic functionin mammals
02/21/1995US5391383 Edible spray oil
02/21/1995US5391263 Distilling azeotropic mixture
02/16/1995WO1995004796A1 Depolymerization process
02/16/1995WO1995004731A1 Recovery of tocopherols
02/16/1995WO1995004722A1 Thiocarbamoyl compounds
02/16/1995WO1995004712A1 Selective dehalogenation method
02/16/1995DE4427678A1 Process for transesterifying a carboxylic acid
02/16/1995CA2169195A1 Thiocarbamoyl compounds used as antimicrobial agents
02/16/1995CA2168856A1 Recovery of tocopherols
02/15/1995EP0638543A1 Esters of 2,2-dimethyl 3-(3,3,3-trifluoro-1-propenyl) cyclopropanecarboxylic acid, their preparation and use as pesticides
02/15/1995EP0638542A1 Pyrethrinoid esters derived from 6-trifluoromethyl benzyl alcohol, their preparation and use as pesticides
02/15/1995EP0638062A1 Process for manufacturing reaction mixtures containing ester polyols.
02/15/1995CN1098712A Preparation of 2.2.4-trimethyl-1.3-pentadiol monoisobutyrate
02/14/1995CA1334428C Esters of 2,2-dimethyl-cyclopropane-carboxilic acid
02/14/1995CA1334400C Catalyst for production of aromatic hydrocarbons and process for production of aromatic hydrocarbons using same
02/09/1995WO1995004109A1 Aqueous dispersions containing cyclopolymer dispersants
02/09/1995WO1995004026A1 Cyclopolymerisation monomers and polymers
02/09/1995CA2167375A1 Cyclopolymerisation monomers and polymers
02/08/1995CN1027587C Process for preparation of alkyl methacrylate
02/07/1995US5387718 Method of manufacturing alkylphenyl alkyl ethers or alkylphenyl alkyl thioethers
02/07/1995US5387397 Method and apparatus for continuous chemical reactions
02/07/1995CA1334295C Recovery of dialkyl naphthalene-2, 6-dicarboxylates from naphthalene-2, 6-dicarboxylic acid-containing polyesters
02/06/1995CA2129484A1 6-trifluoromethylbenzylic alcohol derivatives, process for their preparation and their application as pesticides
02/02/1995WO1995003269A1 Process for the carbonylation of acetylenically unsaturated compounds
02/01/1995EP0636602A1 A process for the preparation of diacerein
02/01/1995EP0636599A1 Process for the carbonylation of methanol to form acetic acid, methyl acetate and acetic anhydride
02/01/1995CN1098099A Hexahydronaphthalene ester derivatives, their preparation and their therapeutic uses
02/01/1995CN1098089A Process for the preparation of 2-oximinoacetic acid derivatives
02/01/1995CN1098087A Process for the preparation of 5-formylvalerate
02/01/1995CN1027537C Improvements in or relating to carbemate derivatives
01/1995
01/31/1995US5386061 Chiral phospholanes via chiral 1, 4-diol cyclic sulfates
01/31/1995US5386055 Depolymerization process
01/31/1995US5386052 Enables reuse of acid catalyst
01/31/1995US5386045 Reaction of esters with an alkoxide, calcium catalyst
01/31/1995CA1334236C Urea-modified isocyanates
01/31/1995CA1334232C Process for the production of polyisocyanates containing allophanate groups