Patents
Patents for C07C 57 - Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms (12,415)
06/1991
06/19/1991EP0433190A1 Process for preparing 1,6-hexendioic acids
06/19/1991EP0433189A1 Process for the preparation of diesters of hexenedioic acid
06/19/1991CA2031340A1 Process for preparing ibuprofen and its alkyl esters
06/18/1991US5025034 Prostaglandins
06/13/1991WO1991008185A1 Process for producing methacrolein and methacrylic acid
06/13/1991WO1991008180A1 Deuterized 2,3,3-trihalogeno 2-fluoro 1-propanols, their preparation and use
06/13/1991WO1991007955A1 Use of nervonic acid and long chain fatty acids for the treatment of demyelinating disorders
06/12/1991EP0431328A2 Fungicides
06/12/1991CN1052140A Continuous process for preparing matallic soaps
06/11/1991US5023372 Manganese salt of carboxylic acid and a phenylenediamine
06/05/1991EP0430683A2 Digestively hydrolyzable low calorie edible oil substitutes
06/05/1991EP0429692A1 Continuous process for preparing metallic soaps
06/04/1991US5021220 Kit for preparing radiodiagnostic examination compositions
05/1991
05/31/1991CA2031117A1 Digestively hydrolyzable low calorie edible oil substitutes
05/29/1991EP0428979A2 Carbonylation of allylic butenols and butenol esters
05/29/1991EP0290452B1 Electronic inclinometer
05/28/1991US5019563 Pharmaceutical composition
05/21/1991US5017614 Methods of preventing oxidation, quenching singlet oxygen and inhibiting mold growth and novel compositions therefor
05/15/1991EP0427508A1 method for production of acrylic acid
05/14/1991US5015764 Separation of racemic mixtures by forming a salt solution with an organic base followed by treatment with a chiral organic nitrogenous base and precipitation
05/14/1991US5015756 Ammoxidation of alkenes to form unsaturated nitriles
05/14/1991CA2029746A1 Process for the carbonylation of allylic butenols, and butenol esters
05/08/1991EP0426656A2 Process for the preparation of 2-arylpropionic acids
05/08/1991EP0426333A2 Acetic acid derivatives and their production
05/08/1991EP0425666A1 Process for producing methacrylic acid and methacrolein
05/08/1991EP0295278B1 A process for overbasing via metal borate formation
05/07/1991US5013443 Extraction and separation method and apparatus using supercritical fluid
05/07/1991CA2029277A1 Method for production of acrylic acid
05/07/1991CA1283860C Anti-asthmatic composition and method using 5,8,11,14- eicosatetraenoic acid
05/02/1991WO1991005757A1 Lipoxygenase inhibitors
05/02/1991EP0424900A2 Process for preparing catalysts for producing methacrylic acid
05/01/1991CA2027375A1 Acetic acid derivatives and their production
04/1991
04/24/1991EP0424028A2 S(+)-ibuprofen-L-amino acid and S(+)-ibuprofen-D-amino acid as onset hastened enhanced analgesics
04/23/1991US5010189 Processes for the preparation of 5-amino-4-hydroxy-valeric acid derivatives
04/18/1991WO1991004959A1 Process for preparing polymeric dispersants having alternating polyalkylene aud succinic groups
04/18/1991CA2027624A1 S (+)-ibuprofen-l-amino acid and (+)-ibuprofen-d-amino acid as onset-hastened enhanced analgesics
04/17/1991EP0422201A1 Novel lubricant additives.
04/16/1991US5008382 Cationic aqueous bituminous emulsion-aggregate slurries preparation
04/14/1991WO1991005754A2 Derivatives of long-chain fatty alcohols and their applications, in particular as cytotrophic and cytoprotective molecules, and pharmaceutical compositions containing same
04/14/1991CA2044162A1 Long-chained fatty alcohol derivatives, their applications, specifically as cytotrphic and cytoprotecting molecules, and pharmaceutical compounds containing same
04/10/1991EP0387346A4 Novel polymeric dispersants having alternating polyalkylene and succinic groups
04/03/1991EP0420706A2 Process for preparing phenylacetic derivatives of thienopyridines and intermediates alpha-bromo-phenylacetic acids
04/03/1991EP0420048A1 Process for the obtention of methacrolein and methacrylic acid
04/03/1991CN1050386A Indolo-benzoquinoline derivatives, process for preparing same and their pharmaceutical use for anti-allorhythmia
04/03/1991CN1050373A Process for preparing optically active 2-aryl-alkanoic acid, in particular 2-aryl propionic
04/03/1991CN1012268B Synthesis of acrylic acid derivatives
04/02/1991US5004832 Preparing alpha-arylalkanoic acids
04/02/1991CA1282410C Process for the preparation of optically active ó-arylalkanoic acids and novel intermediates thereof
03/1991
03/27/1991EP0419312A1 Method for the production of optically active 2-aryl-propionic acids
03/27/1991EP0418657A2 Process for producing methacrylic acid and methacrolein by catalytic oxidation of isobutane
03/21/1991WO1991003453A1 Optically active 2-(alkyl-substituted phenyl)-propionic acid derivative and optical resolution of (±)-1-methyl-3-phenylpropylamine
03/20/1991EP0417870A2 Chelates for complexation of radioactive isotopes, their metal complexes and their use in diagnosis and therapy
03/20/1991EP0406307A4 Water soluble ibuprofen compositions and methods of making them
03/19/1991US5001260 Tetracarboxylic acids
03/19/1991US5001257 Preparation of 4-pentenoic acid, amide or esters by isomerization
03/15/1991WO1991014670A1 Process for producing branched fatty acids and their esters
03/12/1991US4999452 Minimization of refining steps, removal of formaldehyde
03/12/1991US4999450 Process for preparing alpha-(3-benzylphenyl) propionic acid derivative
03/12/1991US4999363 Tricyclic compounds
03/12/1991CA2023595A1 Chelating agents for forming complexes with radioactive isotopes, metal complexes thereof and use thereof in diagnosis and therapy
03/06/1991EP0415776A2 Indolobenzoquinoline derivatives, their preparation and their use as anti-arrhythmic drugs
03/06/1991EP0415347A2 Catalyst for the production of methacrylic acid
03/06/1991CA2024546A1 Process for the preparation of optically active aryl-2 propionic acids
03/05/1991US4997955 Preparation of 1,1-disubstituted ethylene compounds
03/05/1991US4997657 Linolenic acid/g-/ and di-homo-gamma-linolenic acid
03/05/1991CA1281029C Optically active ketals, processes for their preparation and their use in the synthesis of ó-arylakanoic acids
03/01/1991CA2024252A1 Indolobenzoquinoline derivatives, their preparation and their use as anti-arrythmic drugs
02/1991
02/27/1991EP0414207A2 Method for preparing alpha-(-4-isobutylphenyl) propionic acid or its precursor
02/26/1991CA1280749C Phenothiazine compounds
02/21/1991WO1991001962A1 Continuous process for preparation of aqueous dispersions of metal soaps
02/21/1991WO1991001960A1 Process
02/19/1991US4994604 Salt formation in aqueous-organic solvent mixture followed by preferential crystallization
02/19/1991US4994489 Ester derivatives of diarylacetylenes, their compositions and their use in acne treatment
02/12/1991US4992459 Hypotensive agents, antiulcer agents
02/12/1991CA1280118C 1 .alpha.-FLUOROACRYLIC ACID ESTERS AND POLYMERS THEREOF
02/06/1991EP0411101A1 Methods of inhibiting mould growth.
02/06/1991EP0411016A1 Process for inhibiting the polymerization of acid monomers.
02/05/1991US4990662 Process for preparation of alpha, beta-unsaturated acids
02/05/1991US4990658 Carbonylating 1-halo-/4-isobutylphenyl/ethane with carbon monoxide in water or alcohol using palladium complex catalyst
01/1991
01/30/1991EP0216785B1 Indene analogs of mevalonolactone and derivatives thereof
01/29/1991US4988732 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid composition and use for treating papillomata
01/29/1991US4988652 Process for recovering catalyst for use in preparing α-(4-isobutylphenyl)propionic acid
01/22/1991US4987252 Quenching process of reaction product gas containing methacrylic acid and treatment method of quenched liquid
01/16/1991CN1048540A Methyl acrylic acid made by sobutene or tertiary butanol double step oxidation
01/15/1991US4985592 Catalytic oxidation of acrolein or methacrolein
01/15/1991US4985290 Absorbic acid
01/10/1991WO1991000263A1 Process for making symmetrical di-fatty acid diamides
01/09/1991EP0406307A1 Water soluble ibuprofen compositions and methods of making them
01/03/1991DE4019088A1 Prepn. of symmetrical di- fatty acid di-amide - by reaction of fatty acid or ester, opt. as crude fat or oil, with di-amine
01/02/1991EP0405602A1 New Zinc derivatives of anti-inflammatory drugs having improved therapeutic activity
01/02/1991EP0405433A1 Improved process for the manufacture of 3-pentenoic acid
01/01/1991US4981995 Carbonylation catalyst
12/1990
12/27/1990CA1278308C Alpha-alkyl polyolefinic carboxylic acids and derivatives thereof useful in the treatment of psoriasis
12/26/1990CN1047985A Method and application of catalyst for the prodn. of methacrylic acid
12/25/1990US4980375 Onset-hastened/enhanced antipyretic response
12/25/1990US4980191 Method of making digestively hydrolyzable low calorie edible oil substitutes
12/23/1990WO1990015790A1 Improved asymmetric catalytic hydrogenation of alpha-arylpropenoic acids
12/23/1990CA2029882A1 Asymmetric catalytic hydrogenation of alpha-arylpropenoic acids
12/18/1990US4978756 Compound and use
12/18/1990US4978673 Organic salts of physostigmine derivatives