Patents for C07B 31 - Reduction in general (2,354)
06/1988
06/29/1988EP0272279A1 Process for producing diaminoalkane derivatives
06/28/1988US4754100 Catalytic conversion of C3 aliphatics to higher hydrocarbons
06/28/1988US4754089 Separation of phase by permeable membrane
06/28/1988US4754081 Process for dearylation of alkylenebisphenols and alkyltrisphenols
06/28/1988CA1238644A1 Process for the preparation of methyl ketones
06/22/1988EP0271868A2 Process for preparing optically active cyano compound
06/21/1988CA1238331A1 Ethers containing organic residues with chiral atoms; process for preparing the same and their use for the resolution of alcohols or some hemiacetals
06/21/1988CA1238330A1 Process for preparing (hydrocarbylthio) aromatic amines
06/16/1988WO1988004286A1 Phase transfer catalysis
06/16/1988WO1988002357A3 Process for the production of alkylene or cyclically linked compounds
06/15/1988EP0271093A1 Method of producing formamide compounds
06/15/1988EP0271092A1 Method of reducing nitrile into a corresponding alcohol
06/14/1988US4751332 Treatment of resorcinols with peroxypropionic acid
06/14/1988US4750978 Method for oxidizing groups to carboxylic acids under basic conditions
06/08/1988EP0270106A1 Process for reducing aromatic compounds having NO double bonds
06/07/1988US4749809 Optically active borane complex and a method for producing an optically active alcohol derivative by the use thereof
06/07/1988US4749393 Acid gas removal, dehydration, cryogenic separation
05/1988
05/31/1988US4748277 Process for the preparation of trifluoromethylanilines
05/24/1988US4746707 Diene-nitrile copolymers using a ruthenium complex catalyst
05/19/1988WO1988003436A1 Photochemical dimerization and functionalization of alkanes, ethers, primary and secondary alcohols, phosphine oxides and silanes
05/17/1988US4745204 Process for producing aluminum alkoxide or aluminum aryloxide
05/17/1988US4745066 Method for producing optically active glycol derivatives
05/10/1988US4743622 Fluoro compounds
05/10/1988CA1236448A1 Nickel/alumina catalyst, its preparation and use
05/03/1988US4741832 Dialysis
05/03/1988CA1236116A1 Process for the production of s(-)-3-/3-acetyl-4- (3-tert.butylamino-2-hydroxy-propoxy)-phenyl/-1,1- diethylurea and its salts
04/1988
04/27/1988EP0265017A2 Process for the mutual condensation of aromatic and carbonylic compounds
04/26/1988US4740629 Excess bromine, zirconium halide catalyst
04/20/1988EP0264063A2 Reagent for removing protective groups in peptide synthesis
04/19/1988US4739071 Transesterification rearrangement
04/13/1988EP0263259A2 Process and catalyst system for the trimerization of acetylene and acetylene compounds
04/12/1988CA1235135A1 Polymerization inhibitors
04/07/1988WO1988002357A2 Process for the production of alkylene or cyclically linked compounds
04/06/1988EP0262310A1 Process for the isomerization of unbranched functionalised compounds with terminal double bonds
04/06/1988EP0249614A4 Oligomerization process.
04/05/1988US4735793 Carboxy, carboalkoxy and carbamile substituted isonitrile radionuclide complexes
03/1988
03/31/1988DE3632410A1 Verfahren zur herstellung von alkylen- bzw. ringverknuepften verbindungen A process for preparing alkylene or compounds ringverknuepften
03/30/1988EP0261336A2 Process for the preparation of pure enantiomers of R-(+)-alpha-lipoic acid and S-(-)-alpha-lipoic acid (thioctic acid), and nonene or mesyl derivatives as intermediates therefor
03/30/1988EP0261327A1 Process for the production of trihydroxy- or alkoxyhydroxybenzenes
03/29/1988US4734526 Ammonium dihydrogenotrifluorides
03/29/1988US4734516 From aldehyde and zinc compound
03/29/1988US4734507 Optically active ketals, processes for their preparation and their use in the synthesis of alpha-arylalkanoic acids
03/29/1988US4734392 High nickel to aluminum atomic ratio, hydrogenation catalysts
03/24/1988WO1988001995A1 Process for reducing aldehydes or ketones
03/22/1988US4733001 Method for preparing a mixture of stereoisomers of α-cyano-3-phenoxybenzyl isovalerate ester derivatives having a higher insecticidal and acaricidal activity
03/22/1988US4732999 Optically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrate
03/22/1988US4732709 Racemic resolution
03/16/1988EP0259911A1 Hydrogenation catalyst
03/16/1988EP0259882A1 Process for the reduction of organic sulfur compounds
03/16/1988EP0259417A1 Ruthenium catalyst for biarylic coupling; new steganolides.
03/15/1988US4731387 Process for carrying out a chemical equilibrium reaction
03/15/1988CA1234143A1 Process for preparing 2-(4-hydroxyphenoxy)alkanoic acid compounds
03/10/1988WO1988001614A1 RESOLUTION OF dl-METHYL 3-[4-(2-HYDROXY-3-ISOPROPYLAMINO)PROPOXY]PHENYLPROPIONATE [(dl-ESMOLOL)]
03/09/1988EP0258985A1 Process for preparing fluoroaromatic compounds
03/09/1988EP0160909B1 Process for the chlorination and sulphochlorination of organic compounds
03/09/1988CN87105898A Process for preparing of n-(s-3-alkylenanthyl)-d-r-glutamoylaminoacetyl-d-alanine and intermediate
03/08/1988US4730075 Chemical process involving ethers and amines
03/08/1988US4730046 Preparation of aryl halides
03/08/1988US4729985 Hypotensive agents
03/02/1988EP0257583A1 Process for ortho-cyanation of phenols or phenylamines
03/02/1988CN87104295A Method separating aminoacid
03/01/1988CA1233480A1 Preparation of hydroxyl group-containing alkoxylation products of organic carboxylic acids
03/01/1988CA1233478A1 S-(4-hydroxyphenyl)thioester derivatives
02/1988
02/24/1988EP0256982A2 Method for the preparation of optically active secondary aryl amines
02/24/1988EP0256849A1 Aromatization process
02/23/1988US4727218 Crystallization onto curved, cooled surface
02/16/1988US4725342 Photochemical dimerization and functionalization of alkanes, ethers, primary alcohols and silanes
02/16/1988CA1232910A1 METHOD OF RESOLVING BICYCLIC IMINO-.alpha.-CARBOXYLIC ACID ESTER RACEMATES
02/09/1988US4724102 Optical resolution of racemic mixtures of alpha-naphthylpropionic acids and derivatives of said acids
02/09/1988CA1232613A1 ( )-4-substituted-2-indanols and insecticidal ester derivatives
02/03/1988EP0255178A2 Process for preparing hetero aryl and aryl alkanoic acids
02/03/1988EP0254971A1 Carboxylic acid synthesis process
02/03/1988CN87104061A Hydrogenation process
02/02/1988US4723035 Using boron tribromide or aluminum tribromide with an azo compound
01/1988
01/27/1988EP0254432A2 Method of preparing alpha-arylalkanoic esters
01/27/1988EP0254422A1 Aromatization process
01/26/1988CA1231961A1 Preparation of cyclobutene substituted aromatic hydrocarbons
01/20/1988EP0253700A1 Process for the asymmetric hydrogenation of carbonyl compounds, and the compounds obtained thereby
01/20/1988EP0253571A1 Process for resolution and race mization of amines with acidic alpha-hydrogens
01/19/1988US4720576 Process for dimerization of aromatic halide compounds
01/19/1988US4720558 Process for inverting the configuration of secondary alcohols
01/19/1988US4720556 3-oxabicyclo-(3,1,0)-hexan-2-ones
01/19/1988US4720327 Distillative separation of liquid mixtures of substances
01/12/1988US4718994 Method for preparing hydroxy compounds of aromatic and heteroaromatic series
01/12/1988CA1231349A1 Process for the racemization of optically active aminoacids
01/12/1988CA1231332A1 Nuclear chloration of aromatic hydrocarbons with a catalytic composition containing a lewis acid and an n-substituted phenothiazine derivative
01/07/1988EP0251994A1 Optically active styrene derivatives, polymers therefrom, complexes with iridium (I) and their use
01/07/1988EP0251904A1 Process for the preparation of acidic levomepromazine maleate
01/07/1988EP0251852A1 Process for the separation of amino acids
01/07/1988EP0251732A2 Process for the preparation of 2-halogenated ergoline derivatives
01/07/1988EP0251351A2 Process for preparing stabilized magnesia and its use in catalytic processes
01/07/1988EP0251169A1 Process for the condensation of carbonyl and aromatic compounds
01/07/1988EP0251168A2 Process for the production of amides
01/07/1988EP0251167A2 Process for the condensation of ketones
01/07/1988EP0251058A2 Process for the racemization of optically active phenoxy-propionic acid esters and their derivatives
01/07/1988EP0250955A1 Process for the preparation of 2-aminoethane sulphon amide
12/1987
12/30/1987WO1987007889A1 Asymetric hydrogenation process for carbonyl compounds, and compounds obtained
12/23/1987EP0249614A1 Oligomerization process.
12/22/1987US4714555 Agent for separation
12/17/1987WO1987007598A1 Process for hydrogenating an unsaturated organic compound
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