Patents for C07B 61 - Other general methods (69,072) |
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01/13/1993 | EP0522196A1 Zeolite SSZ-32 |
01/13/1993 | EP0522067A1 Use of organic derivatives of rhenium oxides as catalysts for ethenolytic metathesis of olefinic compounds and process for ethenolytic metathesis of olefinic compounds using these catalysts. |
01/13/1993 | EP0521958A1 Process for producing branched fatty acids and their esters. |
01/13/1993 | EP0386120B1 Process for the co-production of aromatic carboxylate and alkyl iodides |
01/13/1993 | EP0335953B1 Process for producing polybrominated higher alkylbenzenes |
01/13/1993 | CN1067880A Phenol preparing method |
01/13/1993 | CA2073628A1 Process for the production of pure 3,3',4,4'-tetraaminobiphenyl |
01/12/1993 | US5179231 Preparation of hexene-1,6-dioic acids |
01/12/1993 | US5179221 Method for production of 3-cyano-3,5,5-trimethyl cyclohexanone |
01/12/1993 | US5179215 Process for the production of petrochemicals |
01/12/1993 | US5179212 Process for the preparation of 3-pyrrolidinols and intermediates therefor |
01/12/1993 | US5179129 Catalytic reaction of synthesis gas to form methanol, heating and separation with purification |
01/12/1993 | CA1312629C Process for the preparation of trifluoroethanol |
01/12/1993 | CA1312626C Preparation of phenylacetyldehydes |
01/12/1993 | CA1312625C Process for the preparation of aromatic aldehydes |
01/12/1993 | CA1312621C Process for preparing alkyl tetrabromophthalates |
01/12/1993 | CA1312620C Process for the carbonylation of olefinically unsaturated compounds with a palladium catalyst |
01/12/1993 | CA1312619C Process for the preparation of quaternary ester amines and their use |
01/12/1993 | CA1312618C Advanced process for the fabrication of methyl methacrylate from isobutyric acid |
01/12/1993 | CA1312617C Addition reaction method |
01/12/1993 | CA1312615C Process for preparing 2,3,5-trimethylbenzoquinone |
01/12/1993 | CA1312614C Process for the preparation of carboxylic acid chlorides |
01/12/1993 | CA1312613C Process for the preparation of monoesters or diesters of 9,10-endoethano-9,10-dihydroanthracene-11, 11-dicarboxylic acid, novel monoesters or diesters prepared by this process anduse thereof for the preparation of symmetrical or asymmetrical methylidenemalonates |
01/11/1993 | CA2073523A1 Process for the preparation of 1,1-dichloro-1,3,3,3-tetrafluoropropane |
01/10/1993 | CA2073468A1 Preparation of dihydroxyacetone |
01/10/1993 | CA2073157A1 Decomposition of organic hydroperoxides |
01/07/1993 | WO1993000338A2 Epoxidation using hydrogen peroxide and tungsten catalysts |
01/07/1993 | WO1993000329A1 Chemical process |
01/07/1993 | WO1993000324A1 Method of preparing 4-aminodiphenylamine |
01/07/1993 | WO1993000318A1 Process and device for synthesising butynediol |
01/07/1993 | WO1993000317A1 Alkylation of aromatic compounds |
01/07/1993 | WO1993000314A1 Method for increasing rainout from autorefrigerated vaporous cloud containing hydrofluoric acid |
01/07/1993 | WO1993000165A1 Olefin oligomerization process |
01/07/1993 | WO1993000164A1 A method for regenerating lewis acid-promoted transition alumina catalysts used for isoparaffin alkylation by calcination |
01/07/1993 | WO1993000094A2 Use of tetrahydrobenzazepine derivatives for the treatment of portal hypertension and migraine |
01/07/1993 | EP0521796A1 Process for the preparation of esters of alkoxyphenoxybenzoic acids and their use in the preparation of hydroxyphenoxybenzoic acids |
01/07/1993 | EP0521752A1 Process for the preparation of alpha fluorinated acrylates |
01/07/1993 | EP0521699A2 Synthesis of alkyl tert-alkyl ethersusing clay catalysts |
01/07/1993 | EP0521578A2 Continuous process for the carbonylation of acetylenes |
01/07/1993 | EP0521488A2 Esterification process |
01/07/1993 | EP0521480A2 Process for producing carbonic acid ester |
01/07/1993 | EP0521466A1 Process for preparing arylamide bisnadimides |
01/07/1993 | EP0521449A2 Process for producing pyrethrolone and its intermediate compound |
01/07/1993 | EP0521347A1 Process for the preparation of perfluoro ethers |
01/07/1993 | EP0521099A1 Chiral catalysts and epoxidation reactions catalyzed thereby |
01/07/1993 | EP0390808B1 Process for the co-production of aromatic carboxylate and alkyl iodides |
01/07/1993 | CA2111696A1 Epoxidation using hydrogen peroxide and tungsten catalysts |
01/07/1993 | CA2111101A1 Alkylation of aromatic compounds |
01/07/1993 | CA2110575A1 Use of tetrahydrobenzazepine derivatives for the treatment of portal hypertension and migraine |
01/06/1993 | CN1067654A Processes for diastereoselective synthesis of nucleosides |
01/06/1993 | CN1067648A Process for reducing couteut of carbon dioxide from reactor of synthesis azine |
01/06/1993 | CA2073075A1 Process for the preparation of alkoxyphenoxy benzoic acids and use in the preparation of (hydroxyphenoxy) benzoic acids |
01/05/1993 | US5177291 Metathesis process for olefines and a catalyst to be applied therein |
01/05/1993 | US5177284 Catalysts/process to synthesize alkylated naphthalene synthetic fluids with increased alpha/beta isomers for improving product qualities |
01/05/1993 | US5177283 Alkylation of aromatic hydrocarbons |
01/05/1993 | US5177282 Oligomerization of olefins |
01/05/1993 | US5177280 Process for producing alkylbenzenes using a catalyst based on a dealuminized y zeolite and a catalyst based on a dealuminized mordenite |
01/05/1993 | US5177273 Process for the manufacture of halogen-substituted propanes containing hydrogen and at least five fluorine substituents |
01/05/1993 | US5177265 Process for the preparation of citral |
01/05/1993 | US5177258 Method of production of biaryl derivatives |
01/05/1993 | US5177255 Bis-stilbene compounds |
01/05/1993 | US5177254 Method for producing an unsaturated glycol diester |
01/05/1993 | US5177247 Process for the preparation of hydroxyphenylpropionates |
01/05/1993 | US5177236 Process for the preparation of 3-chloropropyl-silanes |
01/05/1993 | US5177234 Preparation of alkoxysilanes by contacting a solution of hydrogen fluoride in an alcohol with silicon |
01/05/1993 | US5177233 Catalyst system and use for the preparation of 1,2-dichloroethane |
01/05/1993 | US5177232 Clathrate inclusion |
01/05/1993 | US5177220 Method for the asymmetric hydrogenation of α-ketocarbonyl compounds to optically active α-hydroxycarbonyl compounds |
01/05/1993 | US5177206 Process for the preparation of substituted N-(aryl)-1,2,4-triazolopyrimidine-2-sulfonamides |
01/05/1993 | CA1312340C Process for the preparation of 2,2- bisphenylhexafluoropropane |
01/05/1993 | CA1312337C Process for the preparation of trifluoroethanol by hydrolysis in gazeous phase of chlorotrifluoroethane |
01/02/1993 | CA2071749A1 Process for preparing arylamide bisnadimides |
01/02/1993 | CA2069395A1 One step synthesis of methyl t-butyl ether from t-butanol using fluorocarbon sulfonic acid polymers on inert supports |
01/02/1993 | CA2068966A1 Process for producing pyrethrolone and its intermediate compound |
12/30/1992 | EP0520975A2 Process for preparing alkylbenzene |
12/30/1992 | EP0520815A2 Method for producing ortho-alkoxybenzoic acid |
12/30/1992 | EP0520779A2 Oxidative dehydrogenation of hydrocarbons with a carbon-containing catalyst |
12/30/1992 | EP0520543A1 Superacidic catalyst and process for preparing it |
12/30/1992 | EP0520377A2 A process for the selective preparation of 4,4-methylene-bis-(N-phenylalkylcarbamate) |
12/30/1992 | EP0520264A2 Process for the preparation of malonic acid dialkyle esters |
12/30/1992 | EP0520263A2 Process for the preparation of 2-methylenpropane-1,3-diol dicarboxylates |
12/30/1992 | EP0520130A1 Process for preparing symmetric N, N'-disubstituted aromatic urea |
12/30/1992 | EP0338054B1 Cross coupling of titanium organyls |
12/29/1992 | US5175373 Epoxidation of pyronene and conversion to cyclocitral |
12/29/1992 | US5175370 Using nickel or cobalt catalyst |
12/29/1992 | US5175362 Acid catalyzed hydrolysis, oxidation |
12/29/1992 | US5175358 Heating furfuryl alcohol in presence of protonic acid |
12/29/1992 | US5175351 Process for the preparation of alkanesulfonylbenzoic acids |
12/29/1992 | US5175348 Reacting acylal with hydrogen halide |
12/29/1992 | US5175329 Production of organosilanes from polysilanes |
12/29/1992 | US5175323 Reacting with a saturated or unsaturated c10 to c14 fatty acid ester or mixtures |
12/29/1992 | US5175316 Cyclic preparation of cyclohexene oxide, cyclohexanol and cyclohexanone |
12/29/1992 | US5175310 Process for producing alkylthio- and arylthio-substituted carboxylic acids and their thioesters |
12/29/1992 | US5175308 Catalytic reaction of aniline compound with a polyhydric alcohol |
12/29/1992 | US5174899 Process for separating organometallic compounds and/or metal carbonyls from their solutions in organic media |
12/29/1992 | CA2072499A1 Method for oxidative dehydrogenation of hydrocarbon compounds |
12/29/1992 | CA2071604A1 Superacidic catalyst and process for preparing it |
12/29/1992 | CA1312097C Olefin production process from natural gas |
12/29/1992 | CA1312095C Continuous process for producing 1,2-diols |
12/29/1992 | CA1312094C Transition metal complex catalyzed reactions |