Patents
Patents for C07C 25 - Compounds containing at least one halogen atom bound to a six-membered aromatic ring (5,308)
09/2009
09/09/2009CN101525271A Method for preparing 1,4-bis(difluoromethyl) tetrafluorobenzene
09/09/2009CN101525270A 1,4-bis(difluorobromomethyl) tetrafluorobenzene and preparation method thereof
09/09/2009CN101525269A Method for preparing 1,4-bis(dichloromethyl) tetrafluorobenzene
09/09/2009CN101525268A Method for synthesizing santochlor with light chlorination
09/09/2009CN100539202C Photoelectric conversion device
09/09/2009CN100537502C Method for synthesizing p-dichlorobenzene
09/08/2009US7585912 Aromatic polyhalogenated halomethyl compounds were found to be efficient in flame retarding polystyrenes along with arylphosphate esters such as triphenyl phosphate; processing temperature of moldings can be lowered while dispersion of flame retardant in resin is kept optimal and density of foam is low
09/01/2009CA2510394C Decahydronaphthalene derivative
08/2009
08/27/2009US20090216017 Process for producing biaryl compound
08/26/2009EP1697286B1 A process for eco-friendly synthesis of bromobenzene
08/26/2009CN101516815A Process for the synthesis of 2,2',6-tribromobiphenyl
08/26/2009CN100532340C Indane compounds with negative dielectric anisotropy
08/20/2009US20090206300 heat and radiation resistance
08/19/2009EP0842208B2 2,7-aryl-9-substituted fluorenes and 9-substituted fluorene oligomers and polymers
08/19/2009CN101508626A Automatic control device for purification of solid waste chlorobenzene coke tar
08/19/2009CN100528816C Process for the preparation of iodoaromatic compounds and its application
08/19/2009CN100528329C Microencapsulated catalyst, methods of preparation and methods of use thereof
08/18/2009US7575785 use thereof in liquid-crystalline media, and and to electro-optical display elements containing these liquid-crystalline media; negative dielectric anisotropy
08/18/2009CA2262868C Bridged metallocene complex for the (co)polymerization of olefins
08/13/2009US20090203866 Novel Polymers
08/13/2009US20090200919 Fluorene compound and organic electroluminescence device
08/12/2009CN100526270C Outer circulation type toluene chlorination process
08/05/2009EP1963459B1 Organic electroluminescent devices
08/05/2009CN101497552A Method for preparing p-chlorotoluene and o-chlorotoluene by chlorination toluene
08/04/2009US7569258 Chlorofluorobenzene liquid crystal compound, liquid crystal composition, and liquid crystal display device
07/2009
07/30/2009WO2009066326A3 Improved process for the preparation of prasugrel and its pharmaceutically acceptable salts
07/29/2009CN101495433A Novel polymers
07/29/2009CN101492344A P-chlorotoluene purification process
07/29/2009CN101492343A Process for producing 3,5-dimethyl bromobenzene
07/23/2009US20090184630 Novel condensed ring aromatic compound and organic light-emitting device having the same
07/15/2009CN101481292A Preparation of 2-bromofluorenone
07/09/2009US20090174312 Tetraphenylnaphalene Derivatives and Organic Light Emitting Diode Using the Same
07/08/2009EP2006931A9 Organic thin film transistor and organic thin film light-emitting transistor
07/08/2009CN100509737C Process for producing 2,6-chlorophenesic compound
07/08/2009CN100509724C Multifluoro substituted diphenyl acetylene derivative, composition containing multifluoro substituted diphenyl acetylene derivatire, preparation method and use thereof
07/08/2009CN100509723C 5,8-dibro-2-vinylnaphthaline and preparation method thereof
07/08/2009CN100509616C Reclaiming method of inorganic iodide
07/07/2009US7557058 toluene and o-xylene are chlorinated in the presence of a catalyst combination produced by (1) a combination of a salt of of 4-12 metal, lanthanide, actinides; and an organic acidic counterion; (2) an organic sulfur
07/02/2009WO2009081956A1 Method for producing conjugated aromatic compound
07/02/2009US20090171130 bromination of 1,4-bis(difluoromethyl)tetrafluorobenzene, heating under UV radiation, solvent extraction and purifying; chemical intermediate for low dielectric constant material poly(tetrafluoro-p-xylene)
07/02/2009CA2708450A1 Method for producing conjugated aromatic compound
07/01/2009EP2074075A1 Condensed ring aromatic compound for organic light-emitting device and organic light-emitting device having the same
07/01/2009CN100506766C Process for preparing 2,7-2-bromofluorene
06/2009
06/25/2009US20090162693 Tetra-substituted chrysenes for luminescent applications
06/18/2009WO2009076056A1 Process for increasing purity of solid brominated flame retardants during preparation
06/18/2009CA2706776A1 Process for increasing purity of solid brominated flame retardants during preparation
06/17/2009EP2070897A1 Method of rapid methylation, kit for preparing pet tracer and method of producing pet tracer
06/17/2009EP2069272A1 Process for the synthesis of 2,2',6-tribromobiphenyl
06/11/2009US20090149445 Tricyclic steroid hormone nuclear receptor modulators
06/10/2009EP2067782A1 Heteroacene derivative, tetrahaloterphenyl derivative, and their production methods
06/10/2009EP0975710B2 Polymer electroluminescent device
06/09/2009US7544400 Bimesogenic compounds and flexoelectric devices
06/03/2009CN100494133C Method of synthesizing 1-chloro-3-ethyl-benzene
06/02/2009US7541411 Norbornene derivative, norbornene polymer produced by ring-opening (co)polymerization, and process for producing the polymer by ring-opening (co)polymerization
05/2009
05/28/2009WO2009008906A3 Therapeutic compounds for blocking dna synthesis of pox viruses
05/28/2009US20090134788 4-arylfluorene compound and organic light-emitting device using same
05/27/2009EP1535890B1 Method for producing p-dichlorobenzene
05/27/2009EP1519915B1 Tricyclic steroid hormone nuclear receptor modulators
05/27/2009CN100491313C PPV luminescence oligomer containing biphenyl center
05/27/2009CN100491312C Production of aryl-group-aryl biphenyl compound
05/21/2009US20090128009 Materials for organic electroluminescence devices
05/20/2009EP2060566A1 Poly-substituted aryls
05/20/2009CN101434513A Preparation of 1-naphthalene bromide
05/20/2009CN100489056C 有机电致发光元件 Organic electroluminescent element
05/20/2009CN100488923C Double-loop coil organic compounds and electric-field luminescent devices
05/14/2009US20090121623 Condensed polycyclic compound and organic light emitting device using the same
05/14/2009US20090121186 Trifluoronaphthalene derivative and liquid crystal composition containing the same
05/13/2009CN101429096A Process for producing octabromodiphenyl ethane
05/12/2009US7531573 Use of triaryl methane compounds for inhibiting unwanted cellular proliferation associated with inflammatory disease
05/06/2009CN101426882A Organic luminescent device and benzo[k]fluoranthene compound
04/2009
04/30/2009WO2009054555A1 Manufacturing process for iodinated aromatic compounds
04/30/2009WO2009054202A1 Process for producing organic compound and organic compound obtained by the same
04/29/2009CN100482344C Catalysts for nucleophilic substitution, synthesis thereof, compositions containing same and use thereof
04/28/2009US7524992 Reacting activated organosilicon dihalide having a transferable group with an acceptor group-bearing derivative (halide or sulfonate) in presence of a cyclic palladium compound; reacting NaOH-activated diphenyldichlorosilane with 4-trifluoromethyl-1-bromobenzene using PdCl2 complex of dimethylaniline
04/23/2009US20090105479 4-Oxo-1-3-Substituted Phenyl-1,4-Dihydro-1,8-Napthyridene-3-Carboxamide Phosphodiesterase-4 Inhibitor and a Method of Preparing Same
04/23/2009US20090103041 Novel compound and liquid crystal composition
04/22/2009EP2049616A1 Organic luminescent device and benzo[k]fluoranthene compound
04/22/2009EP2049462A1 Chemical process for preparation of aromatic cyclopropane esters and amides
04/16/2009WO2009048132A1 Compound having 1,2,3,5,6,7-hexahydro-s-indacene skeleton, silicon-silicon double bond-containing compound, and fluorescent material
04/16/2009US20090096368 Compound and organic el device
04/15/2009EP2046705A1 Novel polymers
04/14/2009US7517471 And benzo[1,2-b:3,4-b']difuran derivatives; liquid crystal media, electrooptical displays; negative Delta epsilon, vertically alligned thin film transistors
04/09/2009US20090092853 Cyclopentaphenanthrene-based compound and organic light emitting device employing the same
04/08/2009CN101405245A Optoelectronic devices with multilayered structures
04/08/2009CN101405244A Optoelectronic devices with multilayered structures
04/08/2009CN101402554A 2- and 2,5-substituted phenylketo-enols
04/08/2009CN100475033C Cyclopropene supply system
04/07/2009US7514127 Dibenzofuran derivatives, dibenzothiophene derivatives and fluorene derivatives
04/02/2009US20090088570 Organic electroluminescent device
04/02/2009US20090086139 Liquid Crystal, and Liquid Crystal Material Combination and Liquid Crystal Display Each Containing the Same
04/01/2009EP1639027B1 Polymers
04/01/2009CN101397234A Method for preparing dichlorobenzene
04/01/2009CN100473669C Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and preparation of polyolefins
03/2009
03/31/2009US7510781 Organic luminescence device (OLED) containing both a 5,5'-spirobi(dibenzosilole) compound and a diarylaminofluorene compound; spiro compounds have improved electron-transporting property, luminescence, and durability
03/31/2009US7510749 Difluorobenzene derivative, alkenyl, cyclohexenyl; increased voltage holding ratio; high clearing point, low minimum temperature liquid crystal phase, enhanced temperature range of nematic phase; display device useful in wide temperature range; small viscosity, large elastic constant, fast response time
03/26/2009US20090079343 Organic electroluminescent device
03/25/2009EP2038241A1 Electroluminescent polymers and use thereof
03/25/2009CN101395106A Dibenzoanthracene compound and organic light emitting device having the same
03/19/2009US20090076266 Copper-catalyzed c-h bond arylation
03/12/2009US20090065739 Liquid crystal compound having chloronaphthalene moiety, liquid crystal composition, and optical device
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