Patents
Patents for C07B 37 - Reactions without formation or introduction of functional groups containing hetero atoms, involving either the formation of a carbon-to-carbon bond between two carbon atoms not directly linked already or the disconnection of two directly linked carbon atoms (2,877)
11/1997
11/05/1997EP0805132A1 Method of producing styrene derivatives
10/1997
10/28/1997US5681902 Process for the perfluoroalkylation of substances having terminal unsaturation
10/27/1997CA2175125A1 Method of producing styrene derivatives
10/16/1997WO1997037763A1 Use of alkaline earth metal containing small pore non-zeolitic molecular sieve catalysts in oxygenate conversion
10/16/1997CA2249328A1 Use of alkaline earth metal containing small pore non-zeolitic molecular sieve catalysts in oxygenate conversion
10/15/1997EP0801027A1 Rare earth-zsm-5/zsm-11 cocrystalline zeolite
10/08/1997CN1161251A Use of hydrogen-bis (oxalato) borate
10/02/1997WO1997035820A1 Process for the manufacture of fluorine-substituted hydrocarbons
09/1997
09/25/1997WO1997034713A1 Method of dechlorinating organic chlorine compound
09/23/1997US5670679 Nickel complexes for polymerization catalysts
09/18/1997WO1997033846A1 Process for preparing nitrobiphenylene
08/1997
08/27/1997EP0665829B1 Isomerization of dimethylcyclohexanedicarboxylate
08/13/1997EP0788837A1 Use for the dismutation and/or transalkylation of alkylaromatic hydrocarbons of a composite catalyst
07/1997
07/24/1997WO1997026234A1 Tamoxifen and analogues thereof
07/24/1997CA2243330A1 Tamoxifen and analogues thereof
07/23/1997CN1154958A Fatty acid isomerisation
07/17/1997WO1997025299A1 Process for the perfluoroalkylation of substances having terminal unsaturation
07/16/1997EP0784042A1 Use of hydrogen bis(oxalato)borate
07/16/1997EP0783472A1 Process for the manufacture of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein
07/15/1997US5648495 Vilsmeier reagent
07/10/1997WO1997024413A1 Method for selective hydrogenation of a distillation cut of hydrocarbons
07/10/1997WO1997024300A1 Cross-coupling of organic compounds using cuprous iodide
07/02/1997EP0781829A1 Process and apparatus for the selective hydrogenation by catalytic distillation
06/1997
06/19/1997WO1997021659A1 Basic catalysts for the aldol reaction
06/17/1997US5640707 Using a molten metal bath
06/10/1997US5637780 Reacting diol with halogenating reagent in chlorinated solvent to form hydroxy halide, protecting hydroxy group
06/10/1997US5637763 Process for the preparation of substituted benzenes and benzene sulfonic acid and derivatives thereof and a process for the preparation of N,N'-substituted ureas
06/10/1997US5637722 Ester syntheses and transesterifiable xanthate reactants therefor
05/1997
05/27/1997US5633400 Process for the preparation of biphenyl derivatives
05/21/1997EP0774451A1 Fatty acid isomerisation
05/21/1997EP0773953A1 Combinatorial libraries of molecules and methods for producing same
05/14/1997EP0738251A4 Palladium catalyzed alkylative cyclization useful in syntheses of vitamin d and analogues
05/07/1997EP0691974B1 Alkylating agent and 1,4-addition process of an alkyl group onto an alpha, beta-unsaturated ketone compound
04/1997
04/23/1997EP0628019B1 Polyfluoroalkylation of aromatic compounds
04/17/1997WO1997013763A1 Asymmetric synthesis catalyzed by transition metal complexes with new chiral ligands
04/16/1997EP0767770A1 Method for preparing alkylating agents and their use for alkylating cyclic ureas
04/08/1997US5618982 Simple industrial process of catalyzing in presence of metallic phosphates
04/08/1997US5618975 Process for the preparation of biphenyl derivatives
03/1997
03/27/1997WO1997011081A1 Modified fluorosulfonic acids
03/27/1997DE19535528A1 Cross-coupling reaction for prepn. of multi:nuclear aromatic cpds.
03/18/1997US5611915 Process for removal of heteroatoms under reducing conditions in supercritical water
03/04/1997US5608134 Process for preparing an effective catalyst for n-paraffins hydroisomerization
03/04/1997CA2051484C Decarboxylation processes using mixed metal oxide catalysts
02/1997
02/13/1997WO1997005151A1 Catalyst for cross-coupling reactions
02/13/1997WO1997005104A1 Method of carrying out cross-coupling reactions
02/13/1997WO1997005093A1 THE PREPARATION OF CHIRAL CYCLOALKANOLS SUCH AS endo-5-NORBORNEN-2-OL
02/13/1997CA2220726A1 The preparation of chiral cycloalkanols such as endo-5-norbornen-2-ol
02/12/1997CN1142489A N-substituted Cis-Propenyl-acetamides, and process for their preparation
02/04/1997US5600011 Hafnium trifluoromethanesulfonate as catalyst for friedel-crafts acylation of anhydrides
01/1997
01/16/1997WO1997001536A1 4-aryl-1-phenylalkyl-1,2,3,6-tetrahydropyridines having neurotrophic and neuroprotective activity
01/16/1997CA2420620A1 4-aryl-1-phenylalkyl-1,2,3,6-tetrahydropyridines having neurotrophic and neuroprotective activity
01/15/1997EP0665825B1 Method of crosslinking aromatic boron acids with aromatic halogen compounds or perfluoroalkyl sulphonates
01/14/1997CA2004509C Liquid phase alkylation or transalkylation process using zeolite beta
01/09/1997WO1997000844A1 Process for producing cyclic unsaturated aldehydes
01/09/1997CA2224246A1 Process for producing cyclic unsaturated aldehydes
01/08/1997EP0752407A2 Process for the preparation of halogenated condensation products by simultaneous condensation and halogenation
01/08/1997EP0751925A1 Electrophilic substitution of triphenylene-based discotic liquid crystals
01/07/1997CA2079731C Process for the debromination of naphtol dibrominated derivatives
01/03/1997WO1997000130A1 Silicon-containing catalysts for use in hydrocarbon conversion reactions
01/03/1997CA2225510A1 Silicon-containing catalysts for use in hydrocarbon conversion reactions
12/1996
12/27/1996EP0749406A1 Process for the preparation of optically active cycloolefins
12/18/1996EP0748798A1 N-substituted cis-N-propenyl-acetamides and process for their preparation
12/18/1996CN1138026A Aminomethylation of tocopherols
12/18/1996CN1138023A Process for preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids
12/11/1996CN1137508A Reagent and process which are useful for grafting substituted difluoromethyl group onto compound containing at least one electrophilic function
12/04/1996CN1137022A Rare-earth-ZSM5/ZSM11 cocrystallization zeolite
12/03/1996US5581004 Preparation and use of (2-butene-1,4-diyl) magnesium complexes in organic synthesis
11/1996
11/27/1996EP0744391A1 Process for the preparation of aromatic acetyles using palladacyclen as acatalysts
11/26/1996US5578744 Catalytically active gel and a process for its preparation
11/26/1996US5578737 Chlorination process, alkylation of products of said process and some products thereof
11/20/1996EP0743293A1 Process for producing biaryl compound
11/13/1996EP0741681A1 Process for producing 3-aryl propines and novel 3-aryl propines
11/06/1996EP0741122A1 Process for preparing aromatic compounds through decarboxylation of aromatic carboxylic acids
11/03/1996CA2175535A1 Process for the preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids
10/1996
10/30/1996CN1134416A Process for preparation of 5-substituted 2-chloropyridines
10/28/1996CA2175135A1 Process for preparing aromatic acetylenes using palladacycles as catalysts
10/23/1996EP0738251A1 Palladium catalyzed alkylative cyclization useful in syntheses of vitamin d and analogues
10/23/1996EP0738250A1 Method for reforming organics into shorter-chain unsaturated organic compounds
10/23/1996EP0543909B1 Preparation of anhydrous niobium and tantalum pentafluorides
10/16/1996EP0737658A1 Reductive method for preparation of macrocyclic oligomer mixtures
10/15/1996US5565689 Reactant for perfluoroalkylation of nucleophilic substrates with sodium perfluoroalkanesulphinates in an oxidizing medium
10/09/1996EP0735994A1 Method for producing unsaturated organics from organic-containing feeds
10/09/1996EP0735993A1 Method of organic homologation employing organic-containing feeds
10/09/1996CN1132738A Process for preparing atomatic olefins
10/09/1996CN1132733A Process for introduction fluoro substituents
10/02/1996EP0735033A1 Aminomethylation of tocopherols
09/1996
09/25/1996EP0733614A1 Reagent and process useful for attaching a substituted difluoromethyl group onto a compound with at least one electrophilic function
09/25/1996CA2172450A1 Reagent and process for grafting a substituted difluoromethyl group on a compound containing a least one electrophilic function
09/24/1996US5559277 Process for preparing biphenyls using palladacycles as catalysts
09/19/1996WO1996028401A1 Process for producing unsaturated organic compounds
09/19/1996WO1996028250A1 Titanium catalyst, organotitanium reaction reagent, processes for producing these, and method of reaction using these
09/17/1996US5557008 Perfluoroalkanoic anhydride, inorganic peroxide
08/1996
08/29/1996WO1996026185A1 Reagent, compound and method for nucleophile perfluoroalkylation, and resulting derivatives
08/29/1996DE19506442A1 Prodn. of 4-aryl-1-cyclohexene cpds. by reacting cyclohexene with aryl halide
08/28/1996EP0249614B2 Oligomerization process
08/27/1996US5550260 Process for the production of a cyclopentenol derivative
08/27/1996US5550236 Process for cross-coupling aromatic boronic acids with aromatic halogen compounds or perfluoroalkylsulfonates
08/22/1996WO1996025376A1 Process for preparing olefins
08/22/1996CA2211719A1 Process for preparing olefins
08/21/1996CN2233405Y Heat-conducting tube methanol reactor
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