Patents
Patents for C07C 13 - Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings (6,421)
10/1984
10/16/1984CA1176398A1 Fulvene binder compositions
10/09/1984US4476131 Substituted hexahydropyrrolo[1,2-a]-quinolines, hexahydro-1H-pyrido[1,2-a]-q
10/03/1984EP0120560A2 Liquid crystal materials and additive compounds containing a bicyclo(2,2,2,)octane structure suitable for use in them
09/1984
09/26/1984EP0119389A1 Process for preventing the formation of polymeric by-products at the preparation of 5-vinyl-norbornene(2)
09/19/1984EP0119065A1 Process for preparing diaryls
09/12/1984EP0118354A1 Chemical process for the purification of a mixture of isoprene trimers
09/04/1984CA1173816A1 Fixed bed catalyst
08/1984
08/08/1984EP0115274A1 Epoxides of bicyclic compounds, process for their preparation and perfumed and/or flavoured compositions containing them
07/1984
07/11/1984EP0112939A1 Derivatives of pentacyclo undecanes, processes for preparing these compounds, and pharmeceutical compositions thereof
07/03/1984US4457944 1,3-Dialkyl-cyclohexanes, method of production and method of use in cosmetics
06/1984
06/13/1984EP0110377A1 Improved dehydrohalogenation process
06/12/1984CA1169101A1 Process for thermal dimerization of butadiene
05/1984
05/30/1984EP0109486A2 Recovery of components of a binary azeotrope
05/16/1984EP0108297A1 Process for the preparation of (2,2)-paracyclophane
05/15/1984CA1167475A1 Compounds and their use in elastomer-containing compositions
05/09/1984EP0107759A2 Cyclohexane derivatives and their use as components for liquid crystals
04/1984
04/17/1984US4443632 Macrocyclic carbonyl compounds, process for their preparation and their use as starting materials for the preparation of bicyclic unsaturated hydrocarbons
04/10/1984US4442119 Cyclopropyl analogs as estrogenic and anti-fertility agents
04/04/1984EP0104327A2 Use of cyclic derivatives as components of liquid cristals
04/04/1984EP0104195A1 Friedel craft reactions
04/03/1984US4440966 Production of indanes
03/1984
03/27/1984US4439015 Disubstituted ethanes
03/20/1984CA1164017A1 Reaction products of an olefin, a norbornene and a cyclopentadiene
03/13/1984US4436943 Process for the preparation of 2,2-dicyclohexenylpropane
03/07/1984EP0102047A1 1-(Trans-4-alkylcyclohexyl)-2-(trans-4'-(p-substituted phenyl)cyclohexyl)ethane and liquid crystal mixture
02/1984
02/28/1984US4434073 Perhydrophenanthrene derivatives, their preparation, and their use in liquid-crystalline dielectrics and electro-optical display elements
02/22/1984EP0101069A1 Phenethanol amines
02/21/1984US4432889 Heterogeneous catalyst
02/21/1984US4432885 Decalins
02/14/1984US4431853 Dicyclohexylethane derivatives
01/1984
01/10/1984CA1160219A1 Cycloheptene derivatives
01/03/1984US4424400 Oligoisobutylcyclohexane, a process for its preparation and its use
12/1983
12/27/1983US4422951 Liquid crystal benzene derivatives
12/20/1983CA1159038A1 Gas-adsorbing agents and their use for extracting hydrogen from a gaseous current
11/1983
11/29/1983US4418232 Dehydrohalogenation process
11/29/1983CA1157853A1 Cycloheptene derivatives
11/23/1983EP0094487A1 Hydroterphenyls, their preparation and their use in dielectric liquid crystal material
10/1983
10/25/1983US4412088 Cyclopentadiene derivatives, method for preparing, and use thereof
10/12/1983EP0091027A2 Raney nickel alloy expanded mesh hydrogenation catalysts
10/11/1983US4409411 Process of hydrogenating benzenes and group IVa metal hydride catalysts therefor
10/05/1983EP0090516A1 Substituted hexahydropyrrolo(1,2-a)-quinoline, hexahydro-1H-pyrido(1,2-a)-quinoline, hexahydrobenzo(3)indene and octahydrophenanthrene CNS agents
10/05/1983EP0090277A1 Process for the preparation of 2,2-dicyclohexenyl propane
09/1983
09/29/1983WO1983003247A1 Friedel craft reactions
09/21/1983EP0089207A1 Friedel-Craft reactions
09/13/1983US4404311 Novel compounds and their use in elastomer-containing compositions
09/13/1983CA1153774A1 Cyclohexylbiphenyls, their preparation and use in dielectrics and electrooptical display elements
08/1983
08/23/1983US4400293 Liquid crystalline cyclohexylphenyl derivatives
08/03/1983EP0084974A1 Carbocyclic compounds with liquid-crystal properties
08/02/1983US4396787 Process for the thermal dimerization of butadiene
07/1983
07/27/1983EP0084194A1 Liquid crystal mixtures
07/12/1983US4393258 1-Cyclohexyl-2-cyclohexylphenylethane derivatives
07/05/1983US4392004 Treatment with base on active carbon support
07/05/1983US4391731 Liquid crystals
06/1983
06/28/1983CA1148981A1 Liquid crystalline, partially hydrogenated oligo-1,4- phenylenes and dielectrics and electro-optical display elements containing them
06/21/1983CA1148567A1 Basic ethers of 7-oxo-7h-benzo/c/fluorene and a process for their production
06/07/1983US4387250 Phosphonium salts, process for their preparation and use of same as starting materials for preparing unsaturated bicyclic compounds
05/1983
05/31/1983US4386220 Polyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compounds
05/31/1983US4386007 Liquid crystalline naphthalene derivatives
05/17/1983US4384152 Catalytic hydrogenation with supported nickel, isomerization with aluminum chloride, and dehydrogenation with chromium oxide-aluminumoxide
05/11/1983EP0078768A1 Process for the catalytic Pd arylation of olefines with aryl halogenides
04/1983
04/13/1983EP0076371A1 Process of hydrogenating benzenes and group IVa metal hydride catalysts therefor
03/1983
03/29/1983CA1143722A1 Oil for mechanical power transmission
03/02/1983EP0072988A1 Use of 1,3-Dialkylcyclohexanes as cosmetical oil component
03/01/1983US4375495 Triphenylmethyl methacrylate, helices
02/1983
02/23/1983EP0072599A1 Process for the preparation of cyclohexane and methylcyclopentane
02/16/1983EP0072204A1 Additives to liquid crystal materials
02/15/1983US4374292 Process for preparing α-thujene
02/09/1983EP0071006A2 Tetrahydronaphthalene derivatives and their production
02/08/1983CA1140910A1 Supported cobalt-silica coprecipitated hydrogenation catalyst
02/01/1983US4371726 Composition suitable for mechanical power transmission and process for operating traction drives
01/1983
01/11/1983US4368341 Novel compounds and their use in elastomer-containing compositions
01/04/1983US4367360 Method for product isolation and catalyst recovery in aluminum chloride catalyzed isomerization of sym-octahydrophenanthrene to sym-octahydroanthracene
12/1982
12/14/1982US4363754 4(5)-Acetyl-9,9-dimethyltricyclo-[4,4,0,18,10 ]-undec-1-ene, its preparation and use in perfumery compositions and as an odorant
12/14/1982CA1137520A1 Method of hydrogenation of benzene to cyclohexane
11/1982
11/16/1982US4359327 Hydrogen electrodes, paracyclophanes
11/02/1982US4357478 Process for hydrogenating unsaturated compounds
10/1982
10/19/1982US4355194 Isomerizing hexacyclic norbornadiene dimers; low freezing point fuel
10/13/1982EP0062470A1 Liquid crystal benzene derivatives
09/1982
09/29/1982EP0061337A1 Catalytic process
09/29/1982EP0061267A1 Process for the production of indanes; process for the production of isochromans and indane precursors used in this process
09/28/1982US4351977 Polyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compounds
09/21/1982CA1132126A1 Supported nickel-cobalt-silica coprecipitated hydrogenation catalyst
09/14/1982CA1131492A1 Imaging member containing a 1,6 diarylamino substituted pyrene derivative in a polycarbonate charge transport layer
09/08/1982EP0059523A1 Elastomer compositions containing multi-ring hydrocarbons
08/1982
08/25/1982EP0058512A1 Liquid crystal compounds exhibiting a small dielectric anisotropy and liquid crystal materials and devices incorporating such compounds
08/25/1982EP0058394A1 Process for reacting an olefin, a norbornene and a cyclopentadiene
07/1982
07/28/1982EP0056617A2 Cycloheptene derivatives, process and intermediates for their preparation, and pharmceuticals containing them
07/28/1982EP0056616A2 Cycloheptene derivatives, process for their preparation, and pharmaceuticals containing them
06/1982
06/22/1982US4336410 Process for absorptive separation of cyclohexene
06/15/1982US4335054 Process for the preparation of alkenylbenzenecarboxylic acid derivatives and alkenylnaphthalenecarboxylic acid derivatives
06/09/1982EP0053293A1 Process for the thermal dimerization of butadiene
06/08/1982US4334010 Silver halide photographic light-sensitive element
06/08/1982CA1125314A1 Isomerization of endo-endo hexacyclic olefinic dimer of norbornadiene
05/1982
05/25/1982US4331552 Liquid crystalline, partially hydrogenated oligo-1,4-phenylenes and dielectrics and electro-optical display elements containing them
05/18/1982US4330426 Cyclohexylbiphenyls, their preparation and use in dielectrics and electrooptical display elements
05/18/1982CA1123839A1 Stilbene derivatives
05/04/1982US4328383 Process for preparing unsaturated bicyclic hydrocarbons
04/1982
04/27/1982CA1122589A1 Process for obtaining natural terpenes having an antipsoriatic activity
04/27/1982CA1122522A1 Fungicide containing a 3-cyclohexane-1-aminopropane derivative, its manufacture, and its use for combating fungi
04/20/1982US4326055 Antitumor agents, skin disorders, rheumatic diseases
1 ... 52 53 54 55 56 57 58 59 60 61 62 63 64 65