| Patents for C07C 22 - Cyclic compounds containing halogen atoms bound to an acyclic carbon atom (1,996) |
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| 03/13/2001 | CA2021328C Stereoselective preparation of z-1,2-diarylallyl chlorides and the conversion thereof into azolylmethyloxiranes and novel intermediates |
| 03/06/2001 | USRE37087 Insecticidal triffluormethyl alkane derivatives |
| 02/15/2001 | WO2001010803A1 Fused ring compound |
| 01/31/2001 | EP1072576A1 Fluorinating agent, process for producing the same, and use thereof |
| 01/31/2001 | CN1281846A Method for preparation of cyclopropyl acrylic derivative |
| 01/31/2001 | CN1281840A Process for preparation of cyclopropyl acethlene derivative |
| 01/31/2001 | CN1061334C Method for preparing unsaturated trifluoroethylated compound |
| 01/30/2001 | US6180027 Bisalkenyl derivatives, liquid crystalline compounds and liquid crystal compositions |
| 01/24/2001 | CN1061026C Novel photochemical gas-liquid process for halogenating alkylbenzenes |
| 01/16/2001 | US6174457 Compound having alkadienyl group as side chain, and liquid crystal composition using same |
| 01/16/2001 | US6174456 Stability, low viscosity and high transition temperature of the isotropic phase |
| 01/16/2001 | US6174415 Chlorinating side chains of aromatic compounds |
| 01/10/2001 | EP1066258A1 Aryl phenyl substituted cyclic ketoenols |
| 01/10/2001 | EP0854899B1 Fluorine-substituted alkenyl liquid crystalline compounds |
| 01/03/2001 | EP0735992B1 Method of converting hydroxyl groups into corresponding fluoro compounds |
| 01/03/2001 | CN1060176C Organometallic fluorenyl compounds, preparation and use |
| 12/26/2000 | US6166271 Method for synthesis of hydrocarbon compounds containing fluorine on at least one alkyl chain carbon |
| 12/19/2000 | US6162936 Organometallic fluorenyl compounds, preparation, and use |
| 11/30/2000 | WO2000071495A1 Chlorinating side chains of aromatic compounds |
| 11/21/2000 | US6150499 Reacting hexachloro-p-xylene with anhydrous hf in an inert organic solvent; produces relatively high yields, provides little waste, and is carried out as a simple, one-step process |
| 11/21/2000 | CA2025737C Haloethylation of aromatic hydrocarbons |
| 11/16/2000 | WO2000068170A1 Fluorination in liquid or supercritical carbon dioxide |
| 11/07/2000 | US6143199 Fluorinated biphenylcyclohexanes, and liquid-crystalline medium |
| 11/07/2000 | US6143198 Liquid crystalline compounds having exo-methylene site and liquid crystal compositions comprising the same |
| 10/25/2000 | EP1045821A1 Process for preparation of tfpx-dichloride |
| 10/24/2000 | US6137006 Preparation of tri-iodo benzene compounds |
| 10/19/2000 | WO2000061531A1 Method of producing biaryls |
| 10/19/2000 | DE19916222A1 Verfahren zur Herstellung von Biarylen A process to prepare biaryls |
| 09/19/2000 | US6121495 Ethynyl substituted aromatic compounds, synthesis, polymers and uses thereof |
| 09/12/2000 | US6118006 Method for preparing a tetrahydropyridin derivative |
| 09/12/2000 | US6117278 Method of making α-chloroxylenes |
| 08/30/2000 | CN1265087A Process for prepn. of cyclopropylacetylene |
| 08/17/2000 | WO2000047539A1 Fluorinating agent, process for producing the same, and use thereof |
| 07/25/2000 | US6093858 Chorinating xylene to bis(trichloromethyl)benzene and dichloromethyltrichloromethylbenzene; fluorinating to form bis(trifluoromethyl)benzene and dichloro-,trifluoro-derivative(2); separating; chlorinating (2) then fluorinating |
| 07/11/2000 | US6087536 Preparation of indene derivatives |
| 07/11/2000 | US6087535 Reacting an alkynyl alcohol with hydrochloric acid in the presence of calcium dichloride dihydrate and a copper(i) salt catalyst to produce a chloroalkyne; amination |
| 07/06/2000 | WO2000039062A1 Liquid crystalline trifluoro-substituted compounds |
| 06/21/2000 | DE19855757A1 Querverbrückte Cyclohexan-Derivate und flüssigkristallines Medium Cross-bridged cyclohexane derivatives and liquid crystalline medium |
| 06/15/2000 | WO2000034215A1 METHOD OF MAKING α-CHLORO-α,α-DIFLUORO AROMATIC COMPOUNDS |
| 06/15/2000 | WO2000034214A1 METHOD OF MAKING α-CHLOROXYLENES |
| 06/07/2000 | EP1006098A2 Cross-bridged cyclohexane derivatives and liquid crystal medium |
| 05/31/2000 | DE19955932A1 New cyclobutane derivatives, useful as components of liquid crystal media for liquid crystal displays, reflective or trans-reflective displays and electro-optical displays |
| 05/18/2000 | WO2000027798A1 Production of 2-amino-2-[2-(4-c2-20-alkyl-phenyl)ethyl]propane-1,3-diols |
| 05/17/2000 | EP1000001A1 A process for the preparation of cyclopropylacetylene |
| 05/16/2000 | US6063971 Triarylphosphine halogenation catalyst |
| 05/04/2000 | WO2000010952B1 Decahydronaphthalene derivative |
| 05/02/2000 | US6057364 Fluoro-substituted adamantane derivatives |
| 04/26/2000 | EP0995734A1 Method for production of halogen-containing aromatic compound |
| 04/20/2000 | WO2000021912A1 Preparation of cyclopropylethyne and intermediates for preparation of cyclopropylethyne |
| 04/18/2000 | US6051522 Catalyst which can be used for the preparation of olefins during polymerization |
| 04/11/2000 | US6049019 Reacting cyclopropane carboxaldehyde with malonic acid or malonic acid substitute to form 3-cyclopropylacrylic acid;halogenating to form (e,z)-1-halo-2-cyclopropylethylene; reacting with strong base to form cyclopropyl acetylene |
| 04/06/2000 | DE19945890A1 New cyclohexane derivatives for use in liquid crystal media have at least one axial fluoro-methyl or -methoxy, optionally substituted sulfur pentafluoride or sulfonyl fluoride group at position one and/or four |
| 03/30/2000 | WO2000017132A1 Method for producing olefins |
| 03/30/2000 | CA2345017A1 Method for producing olefins |
| 03/23/2000 | DE19843012A1 (Hetero)aryl-substituted olefin preparation for use e.g. as polymer or drug intermediate, by Heck reaction using inexpensive catalyst system of divalent palladium compound and nitrogen-containing additive |
| 03/22/2000 | EP0987238A1 Liquid-crystalline compounds having bicyclo 1.1.1]pentane structure, liquid-crystal composition, and liquid-crystal display element |
| 03/14/2000 | US6037509 Process for producing 1-bromo-4-phenylbutane |
| 03/02/2000 | WO2000010952A1 Decahydronaphthalene derivative |
| 02/29/2000 | US6030545 Tercyclohexane, liquid-crystalline compound and liquid crystal composition comprising same |
| 02/22/2000 | US6028103 Triaryl methane compounds and analogues thereof useful for the treatment or prevention of sickle cell disease or diseases characterized by abnormal cell proliferation |
| 02/16/2000 | EP0691948B1 Protecting group for use in oligodeoxyribonucleotide synthesis |
| 02/16/2000 | CN1049438C Organometallic fluorenyl compounds and method for polymerising olefine by using said compound |
| 02/16/2000 | CN1049420C Process for preparing 2,2-diphenylhexalfluoropropanes |
| 02/02/2000 | EP0975710A1 Polymer electroluminescent device |
| 01/31/2000 | CA2279764A1 (perhaloethyl)aromatic compounds and (perhaloethenyl)aromatic compounds therefrom |
| 01/26/2000 | EP0973708A1 Improved process for preparing cyclopropylacetylene |
| 01/25/2000 | US6017469 Supertwist liquid-crystal display |
| 01/18/2000 | US6015508 Liquid crystalline compounds containing hydrocarbon groups, liquid crystalline compositions, and liquid crystal display elements |
| 01/11/2000 | US6013832 Process for the production of benzene derivatives |
| 12/29/1999 | CN1239713A Mono and/or bis (mono-, and/or di-, and/or trichloro) benzene continuous preparing process |
| 12/28/1999 | US6008420 Reacting a hydroxymethylcyclopropane compound with chlorine or bromine and with an triarylphosphine compound; high purity |
| 12/21/1999 | US6005151 Reacting haloaromatic compound with olefin compound using palladium complex catalyst |
| 12/07/1999 | US5998481 Fluoroalkyl/alkenyl-substituted benzoylguanidines, process for their preparation, their use as a medicament or diagnostic, and medicament containing them |
| 11/23/1999 | US5989452 Liquid crystal mixture having heat resistance, low temperature solubility; displays |
| 11/10/1999 | EP0955283A1 Process for the continuous preparation of mono and/or bis(mono-, and/or di-, and/or trichloromethyl)benzenes |
| 11/10/1999 | CN1234381A Improved preparing method for chloroine and alkynylamine |
| 11/09/1999 | CA2114383C Photochemical gas-liquid process for halogenating alkylbenzenes |
| 11/03/1999 | EP0953557A1 Method for producing bis(trifluoromethyl)benzene |
| 11/02/1999 | US5977419 Process for the preparation of substituted phenylpropenes |
| 10/26/1999 | US5973216 Reacting an organic sulfonyl halide with cyclopropylmethanol in the presence of a tertiary amine in a non-protic solvent, to generate cyclopropylmethyl organic sulfonate, which is reacted with an alkali metal bromide or a quaternary ammonium |
| 10/26/1999 | US5973190 Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds |
| 10/20/1999 | EP0950052A1 Method for preparing a tetrahydropyridin derivative |
| 10/19/1999 | US5968963 PLA2 inhibitors and their use for inhibition of intestinal cholesterol absorption |
| 10/12/1999 | US5964919 Method of storing active zero valent zinc metal |
| 10/09/1999 | CA2266764A1 Continuous preparation method for mono and/or di(mono-, and/or di- and/or tri-chloromethyl) benzenes |
| 09/30/1999 | WO1999048869A1 Aryl phenyl substituted cyclic ketoenols |
| 09/30/1999 | DE19813354A1 Arylphenylsubstituierte cyclische Ketoenole Arylphenylsubstituierte cyclic ketoenols |
| 09/22/1999 | EP0943602A1 Improved process for chloroalkynes and alkynyl amines |
| 09/21/1999 | US5955627 Halogenating cyclopropylacrylic acid derivative; chemical intermediates |
| 09/08/1999 | CN1228072A Process for preparing 2-aryl-substituted indenes |
| 08/31/1999 | US5945155 Low dielectric constant amorphous fluorinated carbon and method of preparation |
| 08/31/1999 | CA2083059C Method and device for filtering plasma |
| 08/24/1999 | US5942769 Low dielectric constant amorphous fluorinated carbon and method of preparation |
| 08/24/1999 | US5942328 For electronic devices |
| 07/27/1999 | US5929264 Process for the preparation of substituted indenes and their use as ligand systems for metallocene catalysts |
| 07/21/1999 | EP0930288A1 Liquid crystal compounds having negative permittivity, liquid crystal compositions, and liquid crystal display device |
| 07/15/1999 | WO1999035111A1 Process for preparation of tfpx-dichloride |
| 07/14/1999 | CN1222501A 1,4-diaryl-2,3-difluoro-2-butene insecticidal and acaricidal agents |
| 07/13/1999 | CA2141496C Organometallic fluorenyl compounds, preparation, and use |
| 06/30/1999 | EP0925268A1 Compound having alkadienyl group as side chain, and liquid crystal composition using same |