Patents
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Patents for C07C 47 - Compounds having cho groups (13,190)
08/1990
08/08/1990CN1044455A Process for purifing 2,2-di (1,6,7-tri hydroxy-3-methyl-5-isopropyl-8-naphthoic aldehyde)
08/08/1990CN1044454A Pentendial prodn. from cyclopentene by hydroperoxide single-step-method
08/08/1990CN1044453A Process for catalytic hydroformylation of olefins
08/08/1990CN1044413A Reaction processes in a multi-stage fluidized bed
08/07/1990US4947003 Reacting organic reactant with a mixture of carbon monoxide and hydrogen in the presence of a rhodium complex in a polar solvent
08/07/1990US4946865 Dipropargyloxybenzene compounds and their production
08/07/1990CA1272448A1 Pharmaceutical composition containing at least one benzonorbornen derivative as active principle
08/02/1990CA2009013A1 Process for the preparation of dihalobutyraldehydes
08/02/1990CA2009010A1 Process for the preparation of 1-alkylthio- and 1-benzylthio-1-formylcyclopropanes
08/01/1990EP0380392A2 Derivatives of benzocycloalkenyl dihydroxyalkanoic acids, methods of making them and phrmaceuticals containing them
08/01/1990EP0380154A2 Process for the catalytic hydroformylation of olefins
08/01/1990EP0379981A1 Acetales of oxo-tetralines and of oxo-indanes
08/01/1990EP0379935A1 A process for preparing naphthalene derivatives
08/01/1990EP0252009B1 1,4-distyryl benzene compounds and their mixtures with other 1,4-distyryl benzene compounds
07/1990
07/31/1990US4945186 Method of producing 3-bromobenzaldehyde
07/31/1990US4945106 Prostaglandins
07/27/1990WO1990008590A1 Reaction processes in a multi-stage fluidized bed
07/27/1990CA2025770A1 Reaction processes in a multi-stage fluidized bed
07/27/1990CA2007581A1 Process for preparing naphthalene derivatives
07/27/1990CA2007452A1 Process for the catalytic hydroformylation of olefins
07/24/1990US4943663 Process for the preparation of α-alkylacroleins
07/24/1990US4943645 Benzoquinone derivatives and production thereof
07/18/1990EP0378081A1 Method of purification of aqueous glyoxal solutions
07/17/1990US4942263 Oxidation of alkene with silver catalyst to form aldehyde
07/17/1990US4942240 Reaction of hydrogen and carbon monoxide with an aromatic halide in the presence of a noble metal catalysts
07/17/1990CA1271773A1 Bis-phosphite compounds
07/17/1990CA1271772A1 Oxidation of organic compounds using ceric ions in aqueous methanesulfonic acid
07/17/1990CA1271760A1 Azolylmethylcycloalkanes, their preparation and fungicides containing them
07/11/1990EP0377274A2 Adamantane derivatives, process for their preparation, compositions containing them and their use as organoleptics and deodorants
07/11/1990CN1043696A 萘衍生物 Naphthalene Derivatives
07/10/1990CA1271489A1 .alpha.,.beta.-SUBSTITUTED ACROLEINS AND THEIR PREPARATION
07/10/1990CA1271484A1 Oxidation of organic compounds using ceric methanesulfonate in an aqueous organic solution
07/10/1990CA1271467A1 Process for loading a shaped carrier material with a catalytically active material or with a precursor of a catalytically active material, and a shaped catalyst produced by said process
07/10/1990CA1271422A1 Pharmaceutical compounds
07/04/1990EP0376856A1 Preparation of biaryl compounds
07/04/1990EP0376288A1 Naphthalene derivative
07/04/1990EP0376182A1 Process for preparing glycol aldehyde
07/03/1990US4939280 Aluminum phosphate catalysts with zeolitic structure molcular sieves
07/03/1990US4939279 Leukotriene antagonists
07/03/1990CA1271196A1 Certain aralkylaminoalkyl esters of 1,4 dihydropyridines as antihypertensive
06/1990
06/28/1990WO1990006810A1 Low pressure rhodium catalyzed hydroformylation of olefins
06/28/1990CA2006468A1 Naphthalene derivatives
06/27/1990EP0375573A1 Low pressure rhodium catalyzed hydroformylation of olefins
06/27/1990EP0375368A2 Alcohol and ether derivatives
06/27/1990EP0374615A2 Process for the separation of organometallic compounds and/or metal carbonyls from their solution in organic media
06/27/1990EP0374509A2 4,4,5,8-Tetramethyl-1-oxaspiro(2.5) octane, process for its preparation and its use as a starting material in the preparation of 2,2,3,6-tetramethyl cyclohexane carboxaldehyde
06/26/1990US4937388 Insecticidal ethers
06/26/1990US4937357 Intermediates for antiviral compounds
06/26/1990US4937253 Leukotriene antagonists
06/26/1990CA1270766A1 Cosmetic compositions containing as active ingredient at least one bicyclic naphtoic compound
06/23/1990CA2006094A1 Alcohol and ether derivatives
06/22/1990CA2004707A1 Low pressure rhodium catalyzed hydroformylation of olefins
06/20/1990EP0373556A2 Sandalwood odorants
06/20/1990EP0373443A2 Process for obtaining 2-alkyl-branched alkanals from alkanal mixtures
06/20/1990CN1043123A Anhydrous diluents for isobutylene oxidation reaction to methacrolein and methacrolein oxidation to methacrylic acid
06/20/1990CN1043121A Process for hydroformylation of olefinically onsaturated organic reactants using supported aqueous phase catalyst
06/20/1990CN1043096A Basic metal-zeolite compositions, their preparation and use in base catalyzed reactions
06/19/1990US4935550 Catalytic metal recovery from non-polar organic solutions
06/16/1990CA2005694A1 Sandalwood odorants
06/14/1990WO1990006295A1 Preparation of biaryl compounds
06/14/1990WO1990006054A1 Anti-microbial agent
06/13/1990EP0372683A2 Dehydration of organic oxygenates
06/13/1990EP0372615A2 Hydroformylation process
06/13/1990EP0372313A2 Sulfonated phenyl phosphine-containing complexes
06/12/1990US4933500 Process for the preparation of citral
06/12/1990US4933498 Preparation of trialkoxybenzaldehydes
06/12/1990US4933497 Preparation of hydroxybenzaldehydes by hydrocarbonylation of halophenols
06/12/1990CA1270252A1 Allylbicyclo[2.2.1]hept-5-ene-2-carboxylic acids and derivatives thereof
06/06/1990EP0371264A2 Phosphonate reagent compositions and methods of making same
06/05/1990US4931589 Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them
06/02/1990CA2004556A1 Anti-microbial agent
05/1990
05/31/1990CA2002598A1 Preparation of biaryl compounds
05/30/1990EP0370644A2 Herbicidal compounds
05/30/1990EP0370553A2 Basic metal-zeolite compositions, their preparation and use in base catalyzed reactions
05/30/1990CN1042483A Treatment of rhodium catalysts
05/29/1990US4929772 Process for preparing polyhalogenated carbinols
05/29/1990US4929768 Process for preparing dialdehyde
05/29/1990US4929767 Pretreating an organic solution of a deactivated rhodium-phosphine complex to improve rhodium extractability into an aqueous solution; reuse
05/29/1990US4929766 Process are the preparation of p-hydroxy-benzaldehydes
05/28/1990CA2003907A1 Hydroformylation process
05/23/1990EP0369762A1 Pesticides
05/23/1990EP0162891B1 Mixture of amines and process for producing it
05/23/1990DE3839213A1 Bis(difluorophenylene) derivatives
05/23/1990CN1042345A Equipment for handling formaldehyde-containing gas or liquid
05/23/1990CN1008091B Process for preparation of leukotriene antagonists
05/23/1990CN1008089B Improved hydroformylation process
05/23/1990CA2003562A1 Basic metal-zeolite compositions, their preparation and use in base catalyzed reactions
05/22/1990CA2003481A1 Herbicidal compounds
05/22/1990CA1269394A1 Ceric oxidant
05/22/1990CA1269393A1 Oxidation of organic compounds using ceric ions in aqueous trifluoromethanesulfonic acid
05/22/1990CA1269371A1 Polycyclic aromatic derivatives, and their use in cosmetics
05/16/1990EP0368613A2 Method for preparing monochloroacetaldehyde trimer
05/16/1990EP0368363A1 Monoacetal of glyoxal
05/16/1990EP0368156A1 Aromatic-aliphatic aldehydes
05/16/1990EP0228675B1 New phenylacetaldehydes and a process for the production of phenylacetaldehydes
05/16/1990EP0192767B1 Derivatives of diphenylhexafluoropropane
05/16/1990CA2003052A1 Pesticides
05/15/1990US4925956 Novel process for manufacturing optically active carbacyclin intermediates
05/15/1990CA1269104A1 Alkene, alkyne or cycloalkylene derivatives
05/09/1990EP0367747A2 Dideoxy-L-arabinitol derivatives as antiviral compounds
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