Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
10/1982
10/06/1982EP0061668A1 Process for the preparation of a polytetramethylene ether glycol or diester glycol with a lower colour number
10/06/1982EP0061641A1 Process for the preparation of caronaldehyde acid and its derivatives
10/06/1982EP0061629A2 Process for the preparation of substituted alpha-halopropionic acids and of their derivatives; substituted vinylidene chloride
10/06/1982EP0009041B1 Process for preparing aromatic amide antioxidants
10/05/1982US4352947 Process for producing ethanol
10/05/1982US4352943 3-Butadienyl-2,4,4-trimethylcyclohex-2-enone and derivatives thereof
10/05/1982US4352941 Process for purification of phenylhydrazine
10/05/1982US4352940 Hydrolysis of methyl acetate
10/05/1982US4352937 Cyclohexane derivatives
10/05/1982US4352788 Arteries
10/05/1982US4352761 Production of acetyl chloride
10/05/1982US4352752 Process for the preparation of dipeptides
10/05/1982US4352751 Species-linked diamine triacetic acids and their chelates
10/05/1982US4352748 Novel acyl-polyalkylindan compounds and the use thereof as a base for perfume, as well as perfume compositions
10/05/1982US4352699 Co-nitrating trimetholethane and diethylene glycol
10/05/1982CA1133122A1 Method of and apparatus for indicating a type and remaining recording capacity of a recording tape
10/05/1982CA1133019A1 Process for separating bis-pentaerythritol monoformal from crude pentaerythritol
10/05/1982CA1133017A1 Process for cleaving dihydroxydiphenyl alkanes
10/05/1982CA1133015A1 Preparation of amines
10/05/1982CA1133013A1 Process for the preparation of aryl-ethers
10/05/1982CA1133011A1 METHOD FOR CHLORINATING THE CARBOXYLIC GROUP OF .alpha.-AMINOACIDS
10/05/1982CA1133009A1 Process for the preparation of urethane
10/05/1982CA1133008A1 Process for the production of urethanes
10/05/1982CA1133007A1 Halogenating reagents
10/05/1982CA1133004A1 Polyisocyanates, preparation and use thereof
10/05/1982CA1133003A1 Herbicidal and plant-growth-regulating n-haloacetylphenylamino carbonyl oximes
10/05/1982CA1132992A1 2-pyrrolidone compounds and processes employing same
10/05/1982CA1132980A1 Oxidation-reduction reagents for a wet desulfurization process and a process for preparing same
10/05/1982CA1132932A1 Isoparaffin-olefin alkylation utilizing evaporative cooling in a reactor-depropanizer
10/05/1982CA1132798A1 Method for reducing the explosiveness of the gases vented fom urea-producing installations
09/1982
09/30/1982WO1982003216A1 New odoriferous compounds
09/30/1982WO1982003186A1 Skeletal isomerization of olefins
09/29/1982EP0061408A1 Chiral monoalkyl boranes
09/29/1982EP0061337A1 Catalytic process
09/29/1982EP0061308A1 Indancarboxylic acid zinc salts and production thereof
09/29/1982EP0061267A1 Process for the production of indanes; process for the production of isochromans and indane precursors used in this process
09/29/1982EP0061219A1 p-Hydroxyphenylmalonic acid derivatives and process for their preparation
09/29/1982EP0061209A1 Novel prostaglandin analogues and process for making same
09/29/1982EP0061197A1 Alpha chain dienic prostanoic acid derivatives
09/29/1982EP0061168A1 Purifying process for crude 3,4,3',4'-tetraaminodiphenyl
09/29/1982EP0061113A1 Method for the preparation of optionally substituted fluoronitrobenzaldehydes
09/29/1982EP0061110A1 Nitro-anilines
09/29/1982EP0061057A1 Process for the production of formaldehyde
09/29/1982EP0061042A1 Regeneration of supported nickel catalysts
09/29/1982EP0061029A1 Process for the preparation of trichloromethyl-substituted aromatic compounds
09/29/1982EP0061013A1 Process for the preparation of polyisocyanates
09/29/1982EP0061004A1 3-Bromo-4-fluorobenzaldehyde and its acetals, and process for their preparation
09/29/1982EP0060951A1 Improvements in or relating to N-alkylated diphenylamine derivatives
09/29/1982EP0060904A1 A process for making vicinal epoxides and alkyl halides or alkylene dihalides from carbonate esters
09/29/1982EP0016178B1 Coal gasification plant
09/28/1982US4351977 Polyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compounds
09/28/1982US4351976 Method for purifying 1,2-dichloroethane
09/28/1982US4351975 Reacting bis(perhalomethyl)benzenes with chlorine in chlorosulfonic acid
09/28/1982US4351974 Preparation of 3-bromo-4-fluorotoluene
09/28/1982US4351972 Process for making anhydrous alkyl iodides
09/28/1982US4351971 Process for preparing lower alcohols
09/28/1982US4351970 Method of preparing alcohols having two to four carbon atoms by catalytic hydration of olefins
09/28/1982US4351969 Preparation of chlorophenols
09/28/1982US4351967 Process for producing phenolic compounds
09/28/1982US4351961 2-(2',2'-Dichloro-3',3',3'-trifluoropropyl)- and 2-(2',2',3'-trichloro-3',3'-difluoropropyl)-4-chlorocyclobutan-1-ones
09/28/1982US4351959 Process for preparation of anilines substituted by chlorine in the meta-position
09/28/1982US4351954 Insecticides, herbicides, fungicide, enzyme inhibitors
09/28/1982US4351953 In the presence of a nickel catalyst and a chromium salt promoter
09/28/1982US4351951 Process for making glyoxylate hemiacetals
09/28/1982US4351950 Anti-arteriosclerotic agents
09/28/1982US4351908 Process for the manufacture of acetic acid, acetic aldehyde and ethanol from synthesis gas
09/28/1982US4351848 Adrenergic blocking, hypotensive, and antiarrhythmia agent
09/28/1982US4351846 3-Hydroxy and 3-oxo-prostaglandin analogues
09/28/1982US4351819 Recovery of chlorine values in integrated process for oxychlorination and combustion of chlorinated hydrocarbons
09/28/1982US4351778 Process for the recovery of malonodinitrile
09/28/1982US4351777 Preparation of fluorobenzonitriles
09/28/1982US4351765 Process for the production of compounds having in the molecule at least one β-sulfatoethyl-sulfone group and at least one sulfonic acid group
09/28/1982US4351764 Process for the selective formation of disulfide bridges in polypeptides and therapeutic compositions
09/28/1982US4351646 Disproportionation, heat exchanging
09/28/1982CA1132614A1 Process for the preparation of nitrosobenzene
09/28/1982CA1132613A1 Synthesis of lower alkyl amines
09/28/1982CA1132612A1 Process for the purification of benzaldehyde
09/28/1982CA1132609A1 .alpha.-HALOALKYLCARBAMIC ACID HALIDES, AND A PROCESS FOR THE PREPARATION OF .alpha.-HALOALKYLCARBAMIC ACID HALIDES
09/28/1982CA1132608A1 Catalyst metal separation from saturated aliphatic monocarboxylic acids
09/28/1982CA1132607A1 Mercaptoacylamidobenzoyl glycine and mucolytic process
09/28/1982CA1132605A1 Preparation of cyano substituted benzyl ester insecticides
09/28/1982CA1132604A1 Low mammalian toxic and/or low fish toxic cyclopropanecarboxylate insecticides and/or acaricides
09/28/1982CA1132603A1 Pesticidal phenoxybenzyl cyclopropanecarboxylate derivatives
09/28/1982CA1132601A1 N-substituted aspartic acid derivatives as curing agents for epoxide resins
09/28/1982CA1132600A1 Preparation of methylene-bis-phenylcarbamic acid esters and of polymethylene-polyphenyl- carbamic acid esters
09/28/1982CA1132599A1 N-arylthiocarbamates, herbicides containing them, and processes for combating the growth of unwanted plants with these compounds
09/28/1982CA1132598A1 Phenylether compounds and a process for the preparation thereof
09/28/1982CA1132597A1 Method of stabilization of novel halogenation compounds
09/28/1982CA1132596A1 Process for the production of bis-[0-(1- alkylthioethylimino)-n-methylcarbamyl]- n,n'-sulfides
09/28/1982CA1132595A1 Process for the production of bis-[-(1- alkylthioethylimino)-n-methylcarbamyl]-n,n'- sulfides
09/28/1982CA1132560A1 Process for inverting the configuration in optically active compounds and new optically active intermediates required therefor and the salts thereof
09/28/1982CA1132543A1 Process for preparing novel derivatives of 3-(aminoethyl)phenol and their salts
09/28/1982CA1132535A1 Process for preparing novel derivatives of 4,5-secoestrane-3,4,17-trione, and application thereof for preparing therapeutically active compositions
09/28/1982CA1132482A1 Isotope separation by selective dissociation of trifluoromethane with an infrared laser
09/28/1982CA1132396A1 Photographic silver halide development in the presence of thioether development activators
09/22/1982EP0060787A1 Process for the preparation of ethylene glycol
09/22/1982EP0060734A1 Process for the preparation of esters of beta-gamma-unsaturated carboxylic acids
09/22/1982EP0060719A1 Process for the production of methyl acetate by esterifying methanol with acetic acid
09/22/1982EP0060718A1 Continuous process for the production of methyl formate by the chromium catalysed liquid phase oxidation of methanol
09/22/1982EP0060717A1 Process for the production of methyl acetate by esterifying methanol with acetic acid
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