| Patents for C07C 13 - Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings (6,421) |
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| 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 |
| 04/11/2000 | CA2082617C Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method |
| 04/06/2000 | WO2000018706A1 Process for the preparation of cyclopropylacetylene |
| 04/05/2000 | EP0990634A1 Acylating agents, acylation method with the use of the same and adamantane derivatives |
| 04/05/2000 | EP0801047B1 Norbornene compounds having chain polyene groups and unsaturated ethylenic copolymer produced with the use of the same |
| 04/05/2000 | CN1249291A Process for producing cycloolefine |
| 04/04/2000 | US6046220 Propynyl or dienyl biaromatic compounds |
| 03/30/2000 | WO2000017150A1 NEW SALTS OF HMG-CoA REDUCTASE INHIBITORS |
| 03/30/2000 | WO2000017101A1 Chemical derivatization of single-wall carbon nanotubes to facilitate solvation thereof; and use of derivatized nanotubes |
| 03/30/2000 | CA2343646A1 New salts of hmg-coa reductase inhibitors |
| 03/28/2000 | US6043403 Process for the preparation of cyclopentadienyl compounds and compounds obtained therefrom |
| 03/23/2000 | WO2000015339A1 Catalyst complex with carbene ligand |
| 03/22/2000 | CN1050603C Prepn. of intermediate product used in process for diastereoselective synthesis of nucleosides |
| 03/21/2000 | US6040407 Chain polyene group-containing norbornene compound and unsaturated ethylene copolymer using the same |
| 03/21/2000 | US6040402 Polymeric ligands, polymeric metallocenes, catalyst systems, preparation, and use |
| 03/21/2000 | US6040263 Catalytic composition based on transition metal complexes, and a process for the hydrogenation of unsaturated compounds |
| 03/14/2000 | US6037301 Hydrogenation catalysts containing boron, group viii metal |
| 03/09/2000 | WO2000012520A1 Methods for preparing ruthenium and osmium compounds |
| 03/09/2000 | WO2000012449A1 Copper-catalyzed enantioselective allylic substitution reactions |
| 03/08/2000 | EP0983284A1 Synthesis of n-silylated cyclopentaphenanthrene compounds |
| 03/08/2000 | EP0983236A2 Process for the preparation of an oxirane, aziridine or cyclopropane |
| 03/02/2000 | WO2000010952A1 Decahydronaphthalene derivative |
| 03/02/2000 | WO2000010386A1 Plant ethylene response inhibition compounds and complexes |
| 02/23/2000 | EP0980866A2 Phenyl heterocycles as cyclooxygenase-2 inhibitors |
| 02/22/2000 | US6028237 Synthesis of cyclopropylacetylene |
| 02/17/2000 | WO2000007968A1 Coupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst ligands |
| 02/17/2000 | WO2000007967A2 Continuous method and heat pump device for enriching liquid low-concentrated reaction mixtures |
| 02/17/2000 | CA2305363A1 Coupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst ligands |
| 02/16/2000 | EP0979806A1 Process for selective enrichment and separation of aroma molecules by adsorption |
| 02/16/2000 | CN1049438C Organometallic fluorenyl compounds and method for polymerising olefine by using said compound |
| 02/15/2000 | US6025512 Pentafulvene synthesis |
| 02/10/2000 | DE19835542A1 Verfahren zur selektiven Anreicherung und Trennung aromawirksamer Moleküle durch Adsorption Process for the selective enrichment and separation aroma active molecules by adsorption |
| 02/06/2000 | CA2279755A1 Method for the selective concentration and separation of aroma molecules by adsorption |
| 01/26/2000 | EP0973708A1 Improved process for preparing cyclopropylacetylene |
| 01/26/2000 | CN1048714C Elemene-metal complex and use as anticancer drugs |
| 01/25/2000 | US6017849 Synthesis methods, complexes and delivery methods for the safe and convenient storage, transport and application of compounds for inhibiting the ethylene response in plants |
| 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 |
| 01/13/2000 | WO2000001743A1 2-ETHYL-1,4,5,8-DIMETHANO-1,2,3,4,4a,5,8,8a-OCTAHYDRONAPHTHALENE COMPOSITION FOR POLYMERIZATION AND PROCESS FOR PRODUCING THE SAME |
| 01/13/2000 | WO2000001738A2 Process for the preparation of substantially amorphous alpha-olefin polymers, compositions containing them and process for the preparation of bridged ligand |
| 01/13/2000 | WO2000001646A1 1,4-METHANO-1,4,4a,9a-TETRAHYDROFLUORENE COMPOSITION AND PROCESS FOR PRODUCING THE SAME |
| 01/13/2000 | CA2302287A1 Process for the preparation of substantially amorphous alpha-olefin polymers and compositions containing them and process for the preparation of bridged ligand |
| 01/12/2000 | EP0970028A1 Method for synthesising aromatically substituted olefins |
| 01/05/2000 | EP0968987A1 Derivatives of bicyclo[2.2.1]heptane, method for their production, and traction fluid |
| 01/05/2000 | EP0968175A1 Spiro compounds and the use thereof |
| 01/05/2000 | EP0968158A1 Preparation of preparing substituted indanones |
| 01/04/2000 | US6011189 Producing high purity methylcyclopentane foaming agents from dimethyldicyclopentadiene |
| 12/28/1999 | CA2130401C Process for preparing biscyclopentadienyl compounds |
| 12/23/1999 | WO1999065848A1 Production of alkenyl bridged ring compounds |
| 12/23/1999 | DE19926044A1 New 4-Alk(en)yl- and 4-alk(en)oxy-4'-alkenyl- and -alkenoxy-tolanes used as components of liquid crystal media |
| 12/22/1999 | CN1239472A Process for prepn. of 9-deazaguanine derivatives |
| 12/22/1999 | CN1239098A Bridged metallocene complex for (CO) polymerization of olefins |
| 12/15/1999 | EP0792252B1 Monomers and composition which can be crosslinked and crosslinked polymers |
| 12/15/1999 | EP0755909B1 Azeotropic composition |
| 12/14/1999 | US6002062 Contacting (1,2-dimethoxyethyl)cyclopropane with catalyst to eliminate methanol to give (1-methoxyethyl)cyclopropane and further eliminating methanol to form ethynylcyclopropane |
| 12/14/1999 | US6001275 Liquid-crystalline compound having dienyl moiety and liquid-crystal composition |
| 12/08/1999 | EP0962441A1 Bicyclic aldehydes and ketones |
| 12/07/1999 | US5998683 Cracking dicyclopentadiene; separation; dilution; hydrogenation |
| 11/24/1999 | EP0805790B1 Improved synthesis of cyclopropylacetylene |
| 11/24/1999 | CN1236354A Biphenyl derivatives substituted by an aromatic or heteroaromatic radical and pharmaceutical and cometic compositions containing same |
| 11/23/1999 | US5990254 Metallocenes as catalysts in the preparation of cycloolefin copolymers |
| 11/17/1999 | CN1235172A Metallocenes, and their use as catalysts |
| 11/16/1999 | US5986154 Process for the hydrogenation of aromatic compounds comprising chlorine injection, using catalysts based on a noble metal |
| 11/10/1999 | EP0955304A2 Bridged metallocene complex for the (co)polymerization of olefins |
| 11/10/1999 | EP0955089A1 Catalyst based on a group VIII noble metal containing silicium, possibly with boron, and its use for hydrotreating hydrocarbon feeds |
| 11/03/1999 | EP0952974A1 Biphenyl derivatives substituted by an aromatic or heteroaromatic radical and pharmaceutical and cosmetic compositions containing same |
| 11/03/1999 | EP0693051B1 Cyclopentene and cyclopentane derivatives as endothelin receptor antagonists |
| 11/02/1999 | US5977421 Pyrolysis method for increasing limonene production and novel oven to facilitate such method |
| 10/28/1999 | DE19835604A1 Verfahren zur Trennung von polycyclischen aromatischen Kohlenwasserstoffen (PAK) durch den Einsatz von calixarenmodifizierten Trennphasen für die Chromatographie A method of separating polycyclic aromatic hydrocarbons (PAH) through the use of calixarenmodifizierten separation phases for chromatography |
| 10/27/1999 | EP0952134A1 Process for the separation of polycyclic aromatic hydrocarbons by chromatography |
| 10/27/1999 | CN1232816A Process for isolating cyclopentane and/or cyclopentene |
| 10/27/1999 | CN1045983C Refrigerant composition and application thereof |
| 10/27/1999 | CN1045949C Method and apparatus for producing cyclopentadience by depolymerizing dicyclopentadience |
| 10/26/1999 | US5973218 Process for producing cycloolefin |
| 10/26/1999 | US5973085 Monomers and composition which can be crosslinked and crosslinked polymers |
| 10/19/1999 | US5969202 Hydrogenation of aromatic hydrocarbons using ruthenium catalyst, water and zinc sulfate |
| 10/12/1999 | US5965757 Reacting 2,3-dihydro-1-oxocyclopentaphenanthrene with tosylhydrazide; reacting the tosylhydrazone compound with secondary amine/butyl lithium in toluene and tetrahydrofuran; intermediate for an titanium-n-silyl metallocene |
| 10/06/1999 | EP0946967A1 Light-emitting apparatus and molecule for use therein |
| 10/05/1999 | US5962716 Methods for preparing ruthenium and osmium compounds |
| 09/22/1999 | CN1229080A Processes for preparing intermediate product used in method of diastereoselective syntheses of nucleosides |
| 09/22/1999 | CN1229079A Processes for preparing intermediate product used in method of diastereoselective syntheses of nucleosides |
| 09/22/1999 | CN1229078A Processes for preparing intermediate product used in method of diastereoselective syntheses of nucleosides |
| 09/21/1999 | US5955627 Halogenating cyclopropylacrylic acid derivative; chemical intermediates |
| 09/15/1999 | EP0941997A2 Bridged zirconocene compounds, process for their preparation, and their use as catalyst components in the polymerization of olefins |
| 09/09/1999 | DE19809361A1 Production of cyclopentane and/or cyclopentene from a partly hydrogenated benzene fore-run or C5 fraction |
| 09/09/1999 | DE19809118A1 Liquid crystalline medium, useful for production of electro-optic display devices |
| 09/08/1999 | EP0940381A2 process for the recovery of cyclopentane and/or cyclopentene |
| 09/08/1999 | EP0939971A1 Light-emitting apparatus and molecule for use therein |
| 09/08/1999 | CN1228072A Process for preparing 2-aryl-substituted indenes |
| 09/01/1999 | EP0939070A1 Process for the preparation of six-ring carbocyclic compounds |
| 09/01/1999 | CN1227534A Process for forming cyclopentane from dicyclopentadiene |
| 08/31/1999 | US5945553 Process for preparing a methylene-bridged biscyclopentadienyl compound |
| 08/31/1999 | CA2153520C Catalyst systems and process for producing broad molecular weight polyolefin |
| 08/25/1999 | CN1226894A Metallocenes and catalysts for polymerization of olefins |
| 08/25/1999 | CN1226882A Process for preparing cyclopentadienyl compounds |
| 08/25/1999 | CN1226548A Acetylenyl cyclopropane preparation |
| 08/24/1999 | US5942636 Process of preparing 2-alkyl-2,3-dihydro-1H-benz e!indene-1-one derivatives |
| 08/24/1999 | CA2176974C Phenyl heterocycles as cyclooxygenase-2 inhibitors |
| 08/19/1999 | WO1999041219A1 Acylating agents, acylation method with the use of the same and adamantane derivatives |
| 08/12/1999 | WO1999040096A1 Synthesis of n-silylated cyclopentaphenanthrene compounds |