Patents
Patents for C07C 49 - Ketones; Ketenes; Dimeric ketenes; Ketonic chelates (22,686)
02/1994
02/25/1994CA2104418A1 Method of preparing hydrindane compounds and hydrindane-related compounds
02/24/1994DE4227896A1 Cyclohexenonoximether, ihre Herstellung und ihre Verwendung Cyclohexenone oxime ethers, their preparation and their use
02/24/1994DE4227772A1 2-Fluoro-perfluoroalkyl-cyclohexane derivs. - useful as components of liq. crystal media for electro optical display elements
02/24/1994DE4227100A1 Dimensional aromatic carbonyl cpds. useful as electrical conductors - by reaction of aromatic ether(s), ketone(s), amine(s) sulphide(s) etc. with metal carbonyl(s) and opt. carbon mon:oxide at elevated temp. and pressure
02/23/1994EP0583979A1 Cyclohexene and cyclohexenone derivatives and process for production of cyclohexene derivatives
02/23/1994EP0583433A1 Diphosphine ligands
02/23/1994CN1082539A New herbicides
02/22/1994US5288916 Enantiomeric resolution of 4-(3,4-dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone
02/22/1994US5288915 Chlorination with perchloroalkane to form a gem-dichloro compound; oxidation with acid to ketone; fluorenone from fluorene; phase transfer catalysts
02/22/1994US5288811 Flow control agent
02/22/1994US5288761 Open chain enediyne dihydroperoxides having DNA cleaving properties
02/22/1994US5288750 Antiulcer agents for gastrointestinal disorders
02/22/1994US5288742 α,α dialkylbenzyl derivatives
02/22/1994US5288727 Hydrazone compounds, processes for their production, intermediates useful for their production and pesticidal compositions containing them
02/22/1994US5288701 Odorants
02/22/1994US5288428 Electrooptics
02/22/1994US5288390 Polycyclic aromatic ring cleavage (PARC) process
02/22/1994CA1327212C Process for the preparation of cyclohexanol and/or cyclohexanone
02/17/1994WO1994003420A1 Aquathermolytic cleavage of unsaturated ketones
02/17/1994WO1994000165A3 Azlactone-functional substrates, corneal prostheses, and manufacture and use thereof
02/16/1994EP0319585B1 Process for forming thin film of oxide superconductor
02/16/1994CN1082021A Process for preparing chlorohexanone
02/16/1994CN1081937A Catalyst for synthesizing methyl isobutyl ketone/diisobutyl ketone from isopropanol and preparing process thereof
02/15/1994US5286901 Prescursors for and synthesis of mono- and difunctionalized acetylenes and difunctional 1,3-diynes
02/15/1994US5286894 Phenyl acrylic acid derivatives
02/15/1994US5286888 Ruthenium-phosphine complex and process for producing optically active 1-substituted-1,3-propanediols using the same as a catalyst
02/15/1994US5286612 Process for generation of free superacid and for imaging, and imaging medium for use therein
02/15/1994CA1327049C Process for obtaining substituted fluorobenzenes
02/09/1994EP0582317A2 Synthesis of 1,2-dioxetanes and intermediates therefor
02/09/1994EP0581954A1 USE OF -g(a)-HYDROXYKETOALKYL DERIVATIVES AS PROTECTIVE LIGHT FILTERS.
02/08/1994US5284870 Aldose reductase inhibitor
02/03/1994WO1994002465A1 INHIBITORS OF c-AMP PHOSPHODIESTERASE AND TNF
02/02/1994EP0580968A2 Vitamin D3 fluorinated analogs
02/01/1994US5283359 Chemical intermediates for arylethanolamines, such as albuterol
02/01/1994US5283352 Transferase inhibitor
02/01/1994US5283237 Use in perfumery of 2(1-vinyl-5-hexenyl) cyclopentanone, a process for preparing same, and process intermediates
02/01/1994CA1326668C Ethers and thioethers having therapeutical activity, their preparation and pharmaceutical compositions containing them
01/1994
01/26/1994EP0580439A1 Benzoylisoxazoles and their use as herbicides
01/26/1994EP0580068A2 New polycyclic compounds and their use as perfuming ingredients
01/26/1994EP0579991A2 Method for the preparation of a bicyclic decalin ketone
01/26/1994EP0579915A1 Pharmaceutical composition containing a-cis- o 13-cis-retinoic acid or acitretin and a vitamin D derivative
01/26/1994EP0579797A1 Diphosphine ligands
01/25/1994US5281731 Synthesis of 19-nor vitamin D compounds
01/25/1994US5281571 Herbicidal benzoxazinone- and benzothiazinone-substituted pyrazoles
01/23/1994CA2101105A1 Herbicides
01/20/1994WO1994001436A1 Dioxcyclobutene derivatives as angiotensin ii antagonists
01/20/1994WO1994001418A1 Triazolylbutane derivatives with a fungicidal action
01/20/1994DE4223059A1 ECB-type LCD contg. di:fluorobenzene cpd. and acyl-acetyl-benzene cpd. - including some new cpds., giving mixt. with high negative dielectric anisotropy and long-term stability, esp. for shutter-type display
01/20/1994CA2139930A1 Dioxycyclobutene derivatives as angiotensin ii antagonists
01/19/1994EP0579323A1 Process for the preparation of cyclohexyl hydroperoxide
01/19/1994EP0426804B1 2-(2-hydroxy-3-phenoxypropylamino)-ethoxybenzene derivatives
01/19/1994CN1080916A Tachiquinine antagonist tricyclic compounds, preparation of same and pharmaceutical compositions containing such compounds
01/18/1994US5280115 Nitrated metalloporphyrins as catalysts for alkane oxidation
01/18/1994US5280048 Antiinfection agent
01/18/1994US5279764 Dihalogenobenzene derivatives
01/13/1994DE4222541A1 Triazolyl-butan-Derivate Triazolyl-butan-derivatives
01/12/1994EP0577709A1 Process for preparing an alkanone and/or alkanol.
01/12/1994EP0374184B1 Cell growth inhibitors and methods of treating cancer and cell proliferative diseases
01/12/1994CN1080564A Synthetic methyl isobutyl ketone catalyst and preparing process
01/12/1994CN1080525A Pharmaceutical compositions
01/12/1994CN1023482C Thiophen compouns and their prepn.
01/11/1994US5278264 Process for the preparation of an olefin polymer
01/11/1994US5278031 Neutralization of acid compounds and reverse coloring
01/06/1994WO1994000428A1 Derivatives in the vitamin d series modified at the 20 position, a method of preparing such derivatives, intermediates used in this method, pharmaceutical preparations containing the derivatives and their use in the preparation of drugs
01/06/1994WO1994000165A2 Azlactone-functional substrates, corneal prostheses, and manufacture and use thereof
01/06/1994CA2138989A1 Derivatives in the vitamin d series modified at the 20 position, a method of preparing such derivatives, intermediates used in this method, pharmaceutical preparations containing the derivatives and their use in the preparation of drugs
01/06/1994CA2136728A1 Azlactone-functional substrates, corneal prostheses, and manufacture and use thereof
01/05/1994EP0576970A1 Metallocenes with arylsubstituted indenyl-derivatives as ligands, process for their preparation and their use as catalysts
01/05/1994EP0576673A1 Bicyclo 4.1.0]heptane-2,4-dione derivative, intermediate for the synthesis thereof, and production thereof
01/05/1994EP0576450A1 Methylene cyclobutane derivates
01/05/1994DE4220757A1 Derivate in der Vitamin D-Reihe mit Modifikationen in der 20-Position, Verfahren zu ihrer Herstellung, Zwischenprodukte für dieses Verfahren, diese Derivate enthaltende pharmazeutische Präparate sowie deren Verwendung zur Herstellung von Arzneimitteln Derivatives in the vitamin D series with modifications in the 20-position, processes for their preparation, intermediates for this process, pharmaceutical preparations containing these derivatives and their use for the preparation of medicaments
01/04/1994US5276217 Cyclic anti-tumor promoter compounds, compositions and methods for production and use
01/04/1994US5276205 Insecticides
01/04/1994US5276200 Method of preparing sodium formyl acetone and 4,4-dimethoxy-2-butanone
01/04/1994US5276199 Process for preparing cyclopentenones
01/04/1994US5276198 Process for producing 2-methyl-1,3-cyclohexanedione and 2-methylresorcinol
01/04/1994US5276058 3,4-dihydroxychalcone derivatives
01/04/1994US5276055 Antibiotic agents
01/04/1994US5276053 Dibenzothiopyranylamines
01/04/1994CA1325811C Norbornane derivatives, process for their preparation, and cosmetic and pharmaceutical compositions containing them
12/1993
12/29/1993EP0315701B1 Biphenyl compound
12/29/1993CN1079954A Novel compound
12/28/1993US5274190 Fluorinated aluminum catalyst
12/28/1993US5274179 Fluorinated photoinitiators and their application in UV curing of fluorinated monomers
12/28/1993US5274178 Terpene derivatives, their preparation and their use
12/28/1993US5274175 Process for the preparation of 4-acetoxyphenylmethyl carbinol
12/28/1993US5274174 Process for the production of poly(4-hydroxystyrene)
12/28/1993US5274173 Acylating phenol with acetic anhydride; hydrogenating; dehydrating and free-radical polymerizing
12/28/1993US5274141 Designed quinone- and hydroquinone-containing cyclic enediyneols and enediyneones having DNA cleaving and cytotoxic properties
12/28/1993US5274136 Decarbalkoxylating alkylated beta-keto esters by heating with a dilute aqueous alkali and an ammonium phase transfer agent
12/28/1993US5273999 Carboxylic acid leukotriene B4 antagonists
12/28/1993US5273840 Nonaqueous matrix and ionizable lithium salt having a ring structure, halogen atoms and ester and sulfonyl groups
12/23/1993WO1993025530A2 Vinyl arenas having retinoid-like activity
12/23/1993CA2137819A1 Vinyl arenas having retinoid-like activity
12/22/1993CN1023216C Process for prepn. of cyclohexanol and/or cyclohexanone
12/21/1993US5272030 Electrophotographic member comprising enamine derivatives
12/16/1993DE4218199A1 Substd. zircona-aza-alkene(s) used for prodn. of di:amino-polyene(s) etc. - are prepd. by reaction of butadiene-zirconocene with alkyl-substd. or aryl-substd. nitrile(s) or di:nitrile(s)
12/09/1993DE4218614A1 Liq. crystal indicator elements and electro-optic indicator element dielectrics - contain liq. crystal media having low viscosity, relatively high dielectric anisotropy and high nematogenity
12/08/1993EP0572918A1 Process for selectively ortho-fluorinating substituted aromatic compounds
12/08/1993EP0572797A1 Unsaturated cyclic alcohols, their use as perfume ingredients and their intermediates