Patents
Patents for C07C 13 - Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings (6,421)
03/2005
03/10/2005US20050054852 Satisfactory yield and improved preparation efficiency by halogenating a reactant and using the Suzuki coupling reaction to couple the halogenated reactant and a boronized reactant; e.g., reacting 1,8-dichloronaphthalene and 1,8-diborononaphthalene to produce perylene
03/09/2005EP1511755A1 Transition metal compounds their preparation and their use in catalyst systems for the polymerization and copolymerization of olefins
03/09/2005EP1066226A4 Synthesis and isomerization of 1,2-bis (indenyl) ethanes
03/09/2005CN1591926A Doped organic semiconductor materials and process for their preparation
03/08/2005US6864396 Substituted pentacene semiconductors
03/03/2005US20050049422 New salts of HMG-CoA reductase inhibitors
03/03/2005US20050048318 an organic aromatic polycyclic luminescent layer between a cathode and an anode; high durability, efficiency of light output
03/02/2005EP1509484A2 Process for preparing vinylaromatic compounds
03/02/2005CN1589275A Methods of synthesizing ruthenium and osmium compounds
03/01/2005US6861569 Obtaining diamondoid compositions enhanced in tetramantane components and other higher diamondoid components from a hydrocarbon feedstock; involves distillation and pyrolysis
03/01/2005US6861567 Laser dyes
03/01/2005US6861163 Aromatic compounds and organic light emitting diodes
02/2005
02/24/2005US20050043541 five-coordinate metal complex, a salt, a solvate or an enantiomer comprising a carbene ligand, a multidentate ligand and a constraint steric hindrance ligand having a pKa of >15; high activity at moderate temperatures; narrow molecular weight distribution addition polymers; unsaturation reactions
02/24/2005US20050042475 organic electroluminescent device; flat-panel displays
02/23/2005EP1508903A2 Endowed organic semiconductor materials and method of prepration
02/23/2005EP1507840A1 Cyclic oligomer traction fluid
02/23/2005CN1583690A Preparation of pure longifolene
02/22/2005US6858700 Polymerizable higher diamondoid derivatives
02/18/2005CA2476168A1 Doped organic semiconductor materials and process for their preparation
02/17/2005US20050038126 Administering mammal a bicyclo [3.2.1]octan in a double ring system having kaurene structure such as steviol, isosteviol and stevioside; synergistic mixture with soy protein, and/or fiber and/or isoflavone
02/17/2005CA2534670A1 Conjugated linolenic acids and methods of preparation and purification and uses thereof
02/16/2005CN1582506A Substituted pentacene semiconductors
02/16/2005CN1580015A Method for synthesizing 5-vinyl-2-norbornaene
02/16/2005CN1580014A Method for preparing 2, 5-norbornadiene from dicyclo pentadiene
02/16/2005CN1579624A Benzene hydrogenation non-crystalline state nickel-base catalyst with high sulfidation resistance and its preparing method
02/16/2005CN1189440C Gamma-alkyl heteroatom substituted ether and its synthesis method
02/10/2005WO2005013388A2 Materials and structures for enhancing the performance of organic light emitting devices
02/10/2005US20050033076 Coordination polymerization catalysts
02/09/2005CN1578792A Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
02/09/2005CN1188377C Preparation method of isologifolic olefince
02/08/2005US6852900 Method for carrying out a metathesis reaction of unsaturated organic compounds
02/03/2005WO2005010071A1 Organic compositions
02/03/2005US20050025993 Second organic layer comprises an aromatic non-heterocyclic hydrocarbon material; 2,3,6,7,10,11-hexaphenyl triphenylene for example
02/02/2005EP1027399B1 Trypticene derivatives and their use in optoelectronic devices, in particular as electroluminescent materials
02/02/2005CN1575269A Novel soluble compound and organic electroluminescent devices
01/2005
01/27/2005WO2005008761A1 Layered components, materials, methods of production and uses thereof
01/27/2005WO2005007659A2 Diketiminato cu(i) and co(i) carbene catalysts, and cyclopropanation methods using them
01/27/2005US20050020857 Method for the separation of acids from chemical reaction mixtures by means of ionic fluids
01/27/2005US20050019604 Materials and structures for enhancing the performance of organic light emitting devices
01/27/2005US20050019576 Nucleation of diamond films using higher diamondoids
01/26/2005CN1571764A Novel norbornane and norbornene derivatives, use thereof and perfumed products containing same
01/26/2005CN1571763A Fluorene compound and organic lumnescent device using the same
01/20/2005WO2004078692A8 New bicyclo compound, method for producing fused aromatic compound using the same and method for forming film of the same
01/20/2005US20050014017 Mixture of electroluminescent compound and solvent; electrolytic cells
01/19/2005EP1200385B1 Crystals of the sodium salt of pravastatin
01/19/2005CN1566044A Process for refining crude dicyclopentadiene
01/18/2005US6844478 Alpha-olefin polymerization catalyst
01/18/2005US6844477 Removing components from feedstock having a boiling point < the lowest boiling point tetramantane component, and heat treating to pyrolyze
01/18/2005US6844288 Process for the preparation of ligands for metallogene catalysts
01/18/2005US6843851 Compositions comprising pentamantanes and processes for their separation
01/12/2005EP1496041A1 Novel aromatic compound and organic electroluminescnet element containing the same
01/11/2005US6841713 Reacting acyclic olefins with cyclopentadiene and isomerizing resulting bicyclo(2.2.1)heptene derivative to form traction drive lubricants; catalysis
01/11/2005US6841267 Efficient electroluminescent device
01/11/2005US6841139 Fullerene carbon tubes are fluorinated then nucleophilically substituted
01/06/2005US20050004385 Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
01/06/2005US20050004378 woody or amber odor; hydrogentation, reduction; cosmetic and care products
01/06/2005US20050002835 Micro-engineered reactor
01/05/2005EP1492749A1 Preparation of substituted indenes
01/05/2005EP1268375B1 Substituted polycyclic cyclopentadienes and method for their preparation
01/05/2005EP1255717B1 Process for purifying a liquid hydrocarbon product
01/05/2005CN1183090C Method for preparation of cyclopropyl acrylic derivative
01/05/2005CN1183070C Process for isolating cyclopentane and/or cyclopentene
01/04/2005US6838584 Estrogen receptor modulators
01/04/2005US6838566 Salts of HMG-CoA reductase inhibitors
12/2004
12/30/2004US20040262744 Diamondoid-containing thermally conductive materials
12/29/2004EP1171212B1 Solvent extraction process
12/29/2004CN1181825C Use of colchinol derivatives in preparation of vascular damaging agents drug
12/23/2004WO2004110968A1 Compound having spiro bond, material for luminescent coating formation and organic electroluminescence element including the same
12/23/2004WO2000043331A3 Synthesis and isomerization of 1,2-bis (indenyl) ethanes
12/23/2004US20040260132 Method for producing 4-vinylcyclohexene, ethyl benzole and styrene
12/23/2004US20040260130 comixing hydrogen with a polyunsaturated hydrocarbon feedstock into a reaction zone of reactor; high conversion rates by limiting the hydrogen consumption and the heat released during the reaction; improved catalyst life
12/23/2004US20040260129 Dimerization and tetramerization of 1,3-butadiene in the presence of a catalyst system consisting of a nickel complex, an organic phosphite and dialkylaluminum alkoxide; fractional distillation; starting material for fragrances, pharmaceuticals and addition copolymers; rubber curing agent
12/16/2004US20040254066 Dissolving or dispersion forming emulsion; transition metal catalyst encapsulated within a permeable polymer; catalyst for foirming polyol from olefin
12/16/2004US20040253479 Organic light-emitting device using iptycene derivatives
12/16/2004US20040253389 Fluorene compound and organic lumnescent device using the same
12/16/2004US20040251478 Diamondoid-containing materials for passivating layers in integrated circuit devices
12/15/2004EP1485063A1 Oil bodies for cosmetic compositions containing cyclohexylcyclohexane
12/15/2004CN1554331A High nurity beta-elemene medicine and its preparing method
12/14/2004US6831202 Compositions comprising octamantanes and processes for their separation
12/14/2004US6830829 Fused polynuclear compound and organic luminescence device
12/08/2004CN1178961C Solid catalyst component for olefine polymerizing reaction and catalyst with the component
12/07/2004US6828469 Compositions comprising heptamantane and processes for their separation
12/07/2004US6828283 Traction fluids in toroidal continuously variable transmission (T-CVT) systems
12/07/2004US6828134 Enzymatic resolution of selective estrogen receptor modulators
12/07/2004US6827918 Covalent modification by reacting with fluorine gas for example, followed by reacting with a nucleophile; solvating by fluorinating then sonicating in a solvent
12/01/2004EP1480940A2 Reactive diluents and alkyd resin coating compositions
12/01/2004EP1480635A2 Macrocyclic module compositions
12/01/2004EP1309529B1 Fragrance compounds
11/2004
11/30/2004US6825295 Coordination polymerization catalyst
11/30/2004US6824890 Topological strategy for designing amorphous molecular solids for forming thin films in optoelectronic devices
11/25/2004WO2004101478A1 Norbornene derivative, norbornene polymer produced by ring-opening (co)polymerization, and process for producing the polymer by ring-opening (co)polymerization
11/25/2004US20040232409 Light-emitting device and aromatic compound
11/24/2004EP1478610A1 Method for producing 4-vinylcyclohexene, ethyl benzole and styrene
11/24/2004CN1176886C Catalyst for selective hydrogenation of benzene to produce cyclohexane and its prepn
11/18/2004US20040227138 Diamondoid-containing capacitors
11/17/2004CN1546446A Fluorene derivatives and their application
11/16/2004US6818327 Organic electroluminescence device
11/16/2004US6818121 Adding a glycol to an indene-containing coal tar distillate; elimination of benzonitrile; extraction with carbonate; purity
11/11/2004US20040225168 Selective hydrogenation of cyclododecatriene to cyclododecene
11/11/2004DE10318773A1 6-(2,7-Octadienyl)-1,4-Cyclooctadien 6- (2,7-octadienyl) -1,4-cyclooctadiene
1 ... 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 ... 65