Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/1983
06/28/1983US4390734 Process for producing propylene glycol monoalkyl ethers from acetaldehyde, an alkanol and syngas using a new catalyst system
06/28/1983US4390733 Process for preparing the mono-methallyl ether of pyrocatechin
06/28/1983US4390732 From o-methoxyphenol and glycidol
06/28/1983US4390727 Process for preparing stable aqueous suspensions of formaldehyde
06/28/1983US4390726 Process for the production of guanidine nitrate from a mixture of urea and ammonium nitrate and apparatus for its performance
06/28/1983US4390724 Process for the preparation of 3-formyl-4-R2 R3 -but-3-ene-1-oic acids
06/28/1983US4390722 Crystallization from supersaturated solution using amino acid as as crystal inhibitor
06/28/1983US4390721 Intermediate for prostaglandin f
06/28/1983US4390719 1-Methyl-2-chlorocyclopropanecarboxylic acid and its ester
06/28/1983US4390718 Prostaglandin intermediates
06/28/1983US4390717 Dicyclopentadiene with carbon monoxide and alcohol in presence of pyridine base and cobalt catalyst
06/28/1983US4390711 16-Hydroxy-5-iodo-prostacyclin analogs of the 1 series
06/28/1983US4390706 Process for the recovery of pure nitriles
06/28/1983US4390702 3-Substituted-3-fluoropyruvic acids and their esters and salts, and production thereof
06/28/1983US4390701 Antiulcer agents
06/28/1983US4390548 Prostaglandin analogs; abortion, oxytocics
06/28/1983US4390475 Thin film type sulfonation process of alkylbenzene
06/28/1983US4390451 Part dissolved, part suspension; for cleaners, papermaking, tanning, galvenizing, paint removers
06/28/1983CA1148981A1 Liquid crystalline, partially hydrogenated oligo-1,4- phenylenes and dielectrics and electro-optical display elements containing them
06/28/1983CA1148979A1 Gamma-sorbitol polymorph
06/28/1983CA1148978A1 Process for the preparation of unsaturated ethers of phenols
06/28/1983CA1148976A1 Bimetallic soaps and processes therefor
06/28/1983CA1148974A1 Basic alkaline earth metal sulphonates
06/28/1983CA1148973A1 Preparation of basic alkaline earth metal sulphonates
06/28/1983CA1148972A1 Separating toluene diisocyanate and/or higher boiling solvents from distillation residues of the toluene diisocyanate manufacture using a fluidized bed
06/28/1983CA1148971A1 Phenolic ester inhibitor
06/28/1983CA1148970A1 Process for the preparation of urethanes
06/28/1983CA1148969A1 Process for the preparation of n,o-disubstituted urethanes suitable as a starting material for the preparation of isocyanates
06/28/1983CA1148965A1 Fungicidal compounds, compositions and processes
06/28/1983CA1148943A1 METHOD FOR PURIFYING .alpha.-L-ASPARTYL-L-PHENYLALANINE LOWER ALKYL ESTER
06/23/1983WO1983002103A1 Cartridge for injecting a semi-pasty product
06/22/1983EP0082109A2 Substituted 2-hydroxyphenylacetic acids and derivatives of them
06/22/1983EP0082088A1 Derivatives of amino acids and their therapeutic use
06/22/1983EP0082059A1 Alpha-Beta-unsaturated oxime ethers, process for their preparation and their use as medicines
06/22/1983EP0082049A2 Ethers with chiral atoms in the organic rest groups, their preparation, their use in the resolution of alcohols or of certain hemiacetals, and compounds so resolved
06/22/1983EP0082005A2 Naphthoxyalkylamines and related compounds, their preparation and antiinflammatory compositions containing them
06/22/1983EP0081993A2 Optically active alpha-substituted aryl ketones, their preparation and their use in preparing alpha-arylalkanoic acids
06/22/1983EP0081948A1 Reactor
06/22/1983EP0081942A2 Improved hydroformylation catalyst and process of using it
06/22/1983EP0081930A1 Long-chain alpha, omega-dicarboxylic acids and derivatives thereof and pharmaceutical compositions containing them
06/22/1983EP0081925A1 Cycloalkylsulfonates, cycloalkylsulfonate-containing polymers and processes for preparing them
06/22/1983EP0081856A1 Process for the preparation of chloroacetaldehyde-dimethyl acetal
06/22/1983EP0081817A1 Optically-active diamide derivatives
06/22/1983EP0081782A1 Hydroxybenzylamino-aryl compounds, process for preparing and pharmaceutical compositions containing the same
06/22/1983EP0081753A1 Process for selective production of 2-hydroxynaphthalene-6-carboxylic acid
06/22/1983EP0081732A1 Process for the separation of the catalytic system from the reaction mixtures of carbonylation reactions
06/22/1983EP0081726A1 Nitrobenzoic acid amide derivatives
06/22/1983EP0081691A1 Bis-betaines, processes for making them and cleaning materials containing them
06/22/1983EP0081666A1 Process for the preparation of pentafluorobenzyl alcohol
06/22/1983EP0081647A1 Process for the ortho-methylation of phenolic compounds
06/21/1983US4389531 Hydrogenation, alkylation, in presence of alkyl/arylsulfonic acids
06/21/1983US4389519 Tris/isocyanatomethyl/benzene or cyclohexane
06/21/1983US4389389 Process for preparation of high purity tellurium
06/21/1983US4389348 Selective hydrogenation of dinitrile to omega-aminonitrile and supported rhodium-containing catalyst therefor
06/21/1983US4389344 Process for separating solid 1,5- and/or 1,8-dinitroanthraquinone and liquid nitrobenzene
06/21/1983US4389333 Bisguanamine
06/21/1983US4389236 Herbicidal 3-phenoxymethylene-anilines
06/21/1983CA1148569A1 Aromatics processing
06/21/1983CA1148568A1 Process for the manufacture of 1,2-dichloroethane
06/21/1983CA1148567A1 Basic ethers of 7-oxo-7h-benzo/c/fluorene and a process for their production
06/21/1983CA1148565A1 Intermediates in the preparation of cycolpropane-carboxylate esters and process for their manufacture
06/21/1983CA1148564A1 Asymmetric hydrogenation of prochiral olefines by complexes of transition metals immobilized in clay-like minerals
06/21/1983CA1148563A1 Process for the preparation of the methyl ester of 4-oxopentane-1-carboxylic acid
06/21/1983CA1148562A1 Catalyst for the hydrogenation of halogen substituted aromatic nitro compounds
06/21/1983CA1148558A1 Control layers in diffusion transfer photographic products
06/21/1983CA1148553A1 Preparation of alkylene carbonates from olefins
06/21/1983CA1148547A1 Amino-ether oxides
06/21/1983CA1148541A1 1-(aminoalkylamino)-5,8-dihydroxy-4- substituted-anthraquinones
06/21/1983CA1148530A1 Amine antioxidant
06/21/1983CA1148524A1 Rejuvenation of alkylation catalyst
06/15/1983EP0081457A2 Phenols and their uses as stabilizers
06/15/1983EP0081455A2 9-Bromo-prostaglandin derivatives, their preparation and pharmaceutical applications
06/15/1983EP0081384A1 Process for the preparation of aromatic or heteroaromatic carboxylated compounds
06/15/1983EP0081321A1 2-Aminophenol derivatives
06/15/1983EP0081320A2 Preparation of acetic acid derivatives
06/15/1983EP0081207A2 Aniline derivatives, process for their preparation and their use as herbicides
06/15/1983EP0081206A2 Aniline derivatives, process for their preparation and their use as herbicides
06/15/1983EP0081169A2 Process for the preparation of 4,4'-diamino-1,1'-dianthrimides
06/15/1983EP0081157A1 Process for the preparation of N-nitroaryl-nitroaryl carboxamides
06/15/1983EP0081152A1 Process for preparing acetic-anhydride and/or acetic-acid and/or ethylidene diacetate
06/15/1983EP0081128A1 Process for the preparation of alcoxy-carbonyl-methyl esters of alpha-(5-(4-trifluoromethylphenoxy)-2-nitrophenoxy) propionic acid
06/15/1983EP0081053A1 Optically active fluoroalkoxy-carboxylic acid or its derivative
06/15/1983EP0081050A1 Process for the production of pure neohexanol
06/15/1983EP0081041A1 Process for the selective hydrogenation of polyunsaturated hydrocarbons in mixtures of hydrocarbons
06/15/1983EP0020685B1 Insecticidal cyclopropanecarboxylates from substituted (1,1'-biphenyl)-3-ylmethyl compounds
06/14/1983US4388480 Catalytic dimerization of propylene
06/14/1983US4388478 Catalyst of manganese oxide and oxide of germanium, tin or lead
06/14/1983US4388476 Conversion to phodium carboxylate to prevent plating of metal on equipment
06/14/1983US4388474 From urea and ammonium sulfamate; low temperature hydrolysis
06/14/1983US4388473 Substituted benzoic or phenylacetic acid esters having plant growth regulating properties
06/14/1983US4388450 Thermal curing catalysts, quick-setting;
06/14/1983US4388322 Combating pests with substituted 3-(1,2-dibromo-alkyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid esters
06/14/1983US4388312 Hypotensive agents, antiallergens
06/14/1983US4388278 By-product in vinyl chloride production
06/14/1983US4388246 Process for the preparation of polyisocyanates
06/14/1983US4388241 Bile acids
06/14/1983US4388238 From primary amines, alcohols, and carbonyl compounds
06/14/1983US4388226 Preparation of mixed oxide catalysts comprising the oxides of molybdenum and/or tungsten
06/14/1983US4388223 Multimetallic molydates
06/14/1983US4388154 Isolation of acetaldehyde and methanol from reaction mixtures resulting from the homologization of methanol
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