Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
12/1980
12/02/1980CA1090829A1 Process for the partial catalytic hydrogenation of butynediol to butenediol in high yield
12/02/1980CA1090828A1 Process for the selective ortho-alkylation of a phenol in the presence of a copper-chromium catalyst
12/02/1980CA1090827A1 Process for the preparation of polydric phenols
12/02/1980CA1090825A1 2-(2',2'-dihalovinyl)-cyclobutanones and 2-(2',2',2'- trihaloethyl)-cyclobutanones
12/02/1980CA1090824A1 Hydroformylation process
12/02/1980CA1090823A1 Cyclic hydroformylation process
12/02/1980CA1090822A1 Rodenticidal n-alkyldiphenylamines
12/02/1980CA1090821A1 4-nitro-2-trifluoromethyldiphenylamines
12/02/1980CA1090817A1 N-substituted anilines
12/02/1980CA1090812A1 Substituted 1,3-diphenoxypropan-2-o1 derivatives and their manufacture and use
12/02/1980CA1090800A1 Acrylonitrile-capped polyethersiloxanes
12/02/1980CA1090791A1 .alpha.-ACETYLENIC DERIVATIVES OF .alpha.-AMINO ACIDS
12/02/1980CA1090790A1 .alpha.-ACETYLENIC DERIVATIVES OF AMINES
12/02/1980CA1090771A1 Pas de traduction disponible
12/02/1980CA1090770A1 Preparation of methacrylic acid from methacrolein
12/02/1980CA1090762A1 Process and catalyst for isomerization of alkyl aromatics
12/02/1980CA1090729A1 Process for the production of fuel values from carbonaceous materials
12/02/1980CA1090705A1 4-trifluoromethylbenzoic acid derivatives
11/1980
11/28/1980EP0016167A4 Polycarbonate compositions having improved barrier properties.
11/27/1980WO1980002562A1 Isotopically labeled vitamin d derivatives and processes for preparing same
11/27/1980WO1980002558A1 Separating ethane from methane
11/27/1980WO1980002502A1 1 alpha -hydroxy-25-keto-27-nor-cholecalciferol and processes for preparing same
11/26/1980EP0019587A1 Carboxylic acid hydrazides, process for their preparation, their use and pharmaceutical compositions containing them
11/26/1980EP0019531A1 Crystallised sodium paraformyl phenolate, process for its preparation and its application
11/26/1980EP0019517A1 Process for the preparation of organic isocyanates from nitro compounds
11/26/1980EP0019475A2 Process for preparing adjacently disubstituted ketones, novel prostaglandins E1 and anti-thrombotic compositions containing them
11/26/1980EP0019454A2 Manufacture of toluene diamine
11/26/1980EP0019436A1 Process for preparation of aromatic tertiary alkyl hydroperoxides and their use in preparing phenols
11/26/1980EP0019388A1 Preparation of trifluoromethyl-substituted phenols and phenates and the preparation, from these phenols and phenates, of nitro- and trifluoromethyl-substituted diphenyl ethers
11/26/1980EP0019377A1 1-Hydrocarbyloxyphenyl-1,2-diphenylalkene derivatives, their manufacture and a pharmaceutical composition containing them
11/26/1980EP0019374A1 By-product recycling process in the production of lower alkyl 3.3-dimethyl-4-pentenoate esters
11/26/1980EP0019365A2 Long chain amine derivatives and process for their preparation
11/26/1980EP0019341A1 Method for the preparation of an alkali metal benzoate together with benzyl alcohol
11/26/1980EP0019326A1 Process for purifying urea-containing waste water and process for preparing melamine
11/26/1980EP0019304A1 Process for preparing arylic esters of carboxylic acids
11/26/1980EP0019296A1 Process for removing triorganophosphine from a liquid composition
11/26/1980EP0019227A1 Process for the preparation of acylated cyanohydrines of aldehydes
11/26/1980EP0019225A1 Process for the preparation of N-vinyl-N-alkyl carboxylic acid amides
11/26/1980EP0019132A1 Process for the preparation of alpha-halogen cyclobutanones
11/26/1980EP0019109A1 Process for preparing aromatic di- and polyurethanes
11/26/1980EP0019090A1 Substituted styryl-cyclopropanecarboxylic acid derivatives, a process for their production, their use, insecticidal and acaricidal compositions, their production and process for combating insects
11/26/1980EP0019089A1 5-Aryl-3-(1'-halogen-1'-methyl)ethyl-pent-4-en-carboxylic acid esters, process for their preparation, and their use for the preparation of 3-(2-arylvinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid esters
11/26/1980EP0019069A2 6-Keto PGE1 compounds, their preparation and therapeutic application, PGI1 compounds
11/26/1980EP0019060A1 Diketones, process for their preparation and their use as components of liquid-crystalline dielectrics
11/25/1980US4236033 Process for the manufacture of p-alkylphenols
11/25/1980US4236029 By reacting 6-t-butyl-3-methylanisole with a nitrating mixture
11/25/1980US4236026 Separation of stereoisomeric vinylcyclopropanecarboxylic acids
11/25/1980US4236024 Process for producing diacetoxybutene
11/25/1980US4236018 Hydrolysis of the corresponding nitrile
11/25/1980US4236016 Reaction of aromatic nitro compound with carbon monoxide and alcohol in presence of selenium catalyst
11/25/1980US4235932 Insecticide, miticide
11/25/1980US4235930 Novel acetylenic prostaglandins and processes for the preparation thereof
11/25/1980US4235928 Substituted cyanamides and their use as fungicides
11/25/1980US4235926 Derivatives of cyclobutane
11/25/1980US4235892 Aromatic antibiotics
11/25/1980US4235885 Inhibitors of mammalian collagenase
11/25/1980US4235826 Perfumes
11/25/1980US4235824 Method for the preparation of fragrances, and method for the preparation of perfume compositions
11/25/1980US4235823 Preparation of diketones
11/25/1980US4235821 Ammonia, water, ether solvent system; cobalt or ruthenium catalyst
11/25/1980US4235815 N-fluoromethyl-carbamic acid fluorides and their manufacture
11/25/1980US4235813 Aromatic sulfonamide sulfonyl chloride compounds
11/25/1980US4235812 Process for preparing thiourea dioxide
11/25/1980US4235805 Novel nitriles and use as perfume chemicals
11/25/1980US4235803 1,6-Dimesyl-3,4-dimethyl-D-mannitol and a process for the preparation thereof
11/25/1980US4235802 Propenimidates
11/25/1980US4235800 Synthesis gas
11/25/1980US4235798 Process for producing two-carbon atom oxygenated compounds from synthesis gas with minimal production of methane
11/25/1980US4235794 By reacting a metal oxide, metal hydroxide or metal carbonate with a water insoluble fatty acid
11/25/1980US4235790 Process for separating p-benzoquinone from the reaction products of phenol oxidation as quinhydrone
11/25/1980US4235748 Method of making improved hydrogenation catalyst
11/25/1980US4235702 Hydrocarbon processing
11/25/1980US4235684 Of glyoxal, ion exchange membrane, halogen ions
11/25/1980US4235666 1,2,3,4,4a,9a-Hexahydro-9,10-anthracene-dione, its preparation and its application to the delignification of lignocellulosic materials
11/25/1980CA1090375A1 Process for liquid-phase oxidation of m- diisopropylbenzene
11/25/1980CA1090374A1 Denitrosation of organic nitrosamines
11/25/1980CA1090373A1 Process for preparing cyclohexanone and/or cyclohexanol
11/25/1980CA1090372A1 Optically active cyano-biphenyl compounds and liquid crystal materials containing them
11/25/1980CA1090370A1 Process for the preparation of acyloxy-n,n'- diacylmalonamides
11/25/1980CA1090368A1 Electron acceptor monomers and polymers: process of preparation and method of use
11/25/1980CA1090367A1 Phenoxyphenoxyalkanecarboxylic acid derivatives having a herbicidal and plant growth regulating action
11/25/1980CA1090366A1 N-substituted aralkylanilines having hypolipidaemic activity
11/25/1980CA1090356A1 Cyclopentanones and their application for the synthesis of prostaglandins
11/25/1980CA1090355A1 Thiopropanoylamino acid derivatives
11/25/1980CA1090354A1 Carboxymethyl esters of mercaptopropanoic acids
11/25/1980CA1090348A1 .alpha. METHYL MALONIC ACID DERIVATIVES
11/25/1980CA1090346A1 2-substituted-5-alkyl resorcinols
11/25/1980CA1090340A1 2-aminomethyl-4,6-dihalogenphenol derivatives and methods for the preparation thereof
11/25/1980CA1090255A1 Stabilized compositions containing a prostaglandin e
11/25/1980CA1090250A1 Pesticidally active compounds and their manufacture and use
11/25/1980CA1090249A1 Insecticidal compositions
11/18/1980US4234751 Selective cracking of phenylalkanes
11/18/1980US4234749 Production of benzene
11/18/1980US4234744 Halocarboxylate, cyanate, alcohol, saponification
11/18/1980US4234742 Bis-(aryloxycarboxylic acid) compounds
11/18/1980US4234740 Process for preparing diesters of dicarboxylic acids
11/18/1980US4234739 Method for preparing glyoxylic acids and derivatives thereof
11/18/1980US4234736 Fluorophenyl derivatives
11/18/1980US4234733 Phenol, aliphatic ester or ether, carbon monoxide
11/18/1980US4234730 Process of preparing selective mixtures of piperazine and ethylenediamine