| Patents for C07C 45 - Preparation of compounds having co groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds (38,929) |
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| 04/11/1990 | EP0362996A2 Naphthoquinones for the treatment and prophylaxis of pneumocystis carinii infections |
| 04/11/1990 | EP0362651A2 Process for the production of 2,6-dimethylnaphthalene |
| 04/11/1990 | EP0362638A2 Method of preparing symmetrical and unsymmetrical monoacetals of aromatic 1,2-diketones |
| 04/11/1990 | EP0362507A2 Process for production of 2,6-dimethylnaphthalene |
| 04/11/1990 | EP0362309A1 (ethylenedioxo-3,3 cyclohexyl)-4 acetophenone and derivatives thereof, processes for preparing them and use of these compounds. |
| 04/11/1990 | EP0245315B1 PROCESS FOR PREPARING $g(a)-HYDROXY CARBONYL COMPOUNDS |
| 04/10/1990 | US4916250 Chemical intermediate for synthesis of retinoids and beta carotene |
| 04/10/1990 | US4916227 Preparation of biaryl compounds |
| 04/10/1990 | US4916147 3-[(4-Aroyl) phenoxy (or phenylthio)]-cyclopentanecarboxylic acid analogues and treatment of cerebral edema therewith |
| 04/10/1990 | US4916103 Preparation of a catalytically active composition for the gas phase oxidation of propylene to acrolein and acrylic acid |
| 04/10/1990 | US4915875 Nucleophilic substitution |
| 04/10/1990 | US4915480 Liquid crystalline compounds and mixtures |
| 04/10/1990 | CA1267658A1 Method for preparing 3-ethylbenzophenone |
| 04/10/1990 | CA1267657A1 Hydroformylation process |
| 04/10/1990 | CA1267656A1 Photoinitiators for photopolymerization of unsaturated systems |
| 04/07/1990 | CA2000121A1 Alkane oxidation process |
| 04/06/1990 | CA2000196A1 Treatment of rhodium catalysts |
| 04/05/1990 | WO1990003353A1 Liquid phase fluorination |
| 04/05/1990 | WO1990003113A1 Attractance for dacus latifrons, the malaysian fruit fly |
| 04/04/1990 | EP0362037A2 Process for the preparation of saturated aldehydes by the hydrogenation of alpha-beta-unsaturated aldehydes |
| 04/04/1990 | EP0361755A2 Phenol preparation process and propylene recovery therefrom |
| 04/04/1990 | EP0361695A2 Insecticidal compounds |
| 04/04/1990 | EP0361532A2 Ethane derivatives |
| 04/04/1990 | EP0361479A2 Process for decomposing aromatic acylated compound.HF-BF3 complex |
| 04/04/1990 | EP0361372A1 Anhydrous diluents for the isobutylene oxidation reaction to methacrolein and methacrolein oxidation to methacrylic acid |
| 04/04/1990 | EP0361273A2 7-Substituted derivatives of 3,5-dihydroxyhept-6-inoic acid, process for their preparation, their use as medicaments, and intermediates |
| 04/04/1990 | EP0361119A1 Process for the production of benzophenones |
| 04/04/1990 | EP0361067A1 Disubstituted naphthalines, preparation processes and their herbicidal use |
| 04/04/1990 | EP0360988A2 Process for the manufacture of an aqueous formaldehyde solution |
| 04/04/1990 | CN1040976A Process for preparing substituted beta-diketones |
| 04/03/1990 | US4914242 Process for preparing 3-ethylbenzophenone |
| 04/03/1990 | US4914229 Novel preparation of compounds of the 4-oxodamascone series, and novel scents from this class of compounds |
| 04/03/1990 | US4914228 Preparation of halogenated quinolonecarboxylic acids |
| 04/03/1990 | US4914220 Process for synthesis of E-2-methyl-α,β-unsaturated aldehydes |
| 04/03/1990 | US4914191 Reduced side effects |
| 04/03/1990 | CA1267420A1 Bicyclic naphthalenic derivatives, process for their preparation and use in human and veterinary medicine |
| 04/03/1990 | CA1267417A1 2,5-diaryl tetrahydrofurans and analogs thereof as paf-antagonists |
| 04/03/1990 | CA1267363A1 Cosmetics |
| 03/28/1990 | EP0360622A2 Novel optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements |
| 03/28/1990 | EP0360521A2 Achiral fluorine-containing liquid crystals |
| 03/28/1990 | EP0360351A1 Process for the preparation of cyclopentene, cyclopentane and cyclohexane derivatives |
| 03/28/1990 | EP0360127A2 Oxygenated bicyclic derivatives and their use as perfuming ingredients |
| 03/28/1990 | EP0360091A2 Process for the preparation of alkyl-substituted cinnamic aldehydes |
| 03/28/1990 | CN1040826A Transition metal recovery |
| 03/28/1990 | CN1040825A Catalytic metal recovery from non-polar organic solutions |
| 03/28/1990 | CN1040746A Reactivation of hydroformylation catalysts |
| 03/28/1990 | CN1007348B Transition metal complex catalyzed processes |
| 03/28/1990 | CN1007347B Process for recovery of rhodium from reaction products of oxo synthesis |
| 03/27/1990 | US4912262 Reacting a cyclohexane-1,3,5-trione compound with a acylnitrile in presence of a base and Lewis acid |
| 03/27/1990 | US4912261 Stable isopropenyl acetophenone solutions |
| 03/27/1990 | US4912254 Preparation of α-arylalkanoic acids |
| 03/27/1990 | US4912205 Alkyl-substituted phenylcarbamate derivative of polysaccharide |
| 03/27/1990 | US4912132 Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation |
| 03/27/1990 | US4912122 Triazolyl alkanones or triazolyl-alkanols |
| 03/27/1990 | CA1267153A1 Benzonorbornene derivatives; process for preparing the same and cosmetic compositions containing these derivatives |
| 03/22/1990 | WO1990002724A1 SUBSTITUTED β-DIKETONES |
| 03/22/1990 | DE3931269A1 Neue benzylidencyclanon-derivate, verfahren zu ihrer herstellung, ihre verwendung als antioxidationsmittel und als sonnenfilter sowie kosmetische und pharmazeutische mittel, die diese derivate enthalten New benzylidencyclanon derivatives, process for their production, their use as anti-oxidant and as sun filters and cosmetic and pharmaceutical products containing these derivatives |
| 03/21/1990 | EP0359305A1 Cyclopentane derivatives |
| 03/21/1990 | CN1040586A Leukotriene antagonists |
| 03/21/1990 | CN1040577A Production of alcohols |
| 03/21/1990 | CN1007246B Process for the preparation of aldehydes |
| 03/20/1990 | US4910347 Cycloaliphatic aldehydes and process for the preparation thereof |
| 03/20/1990 | US4910346 3-(3-propan-2-ylphenyl)butanal and 3-(3-propen-2-ylphenyl)butanal |
| 03/20/1990 | US4910344 Using blend of polyvinyl alcohol and polyacrylic acid nonporous separation membrane |
| 03/20/1990 | US4910305 Containing a protected 4-hydroxyphenyl |
| 03/20/1990 | US4910264 Complex-forming polymers and processes to prepare them |
| 03/20/1990 | US4909854 Process for augmenting or enhancing the aroma or taste of smoking tobacco or smoking tobacco articles using tricyclic alcohols, ethers and/or esters and smoking tobacco compositions and articles so modified |
| 03/14/1990 | EP0358259A1 Fungicidal compositions |
| 03/14/1990 | EP0358240A2 Intermediates for the preparation of leukotriene antagonists |
| 03/14/1990 | EP0357997A1 Reactivation of hydroformylation catalysts |
| 03/14/1990 | CN1040332A Fluorine-containing aromatic sulfonic acid catalyst, process for the prodn. and use thereof |
| 03/13/1990 | US4908481 Condensing acetone with 1-(4-tert-alkoxyphenyl)benzaldehyde, hydrogenating |
| 03/13/1990 | US4908477 Passing nonaromatic hydrocarbon in countercurrent flow through carbonylation mixture to extract methyl iodide |
| 03/13/1990 | US4908451 Reacting ketene silyl acetal with a diazonium salt |
| 03/13/1990 | US4908425 Chain-extended poly(aryl ether ketones) |
| 03/13/1990 | US4908388 Behavior modifying compounds |
| 03/13/1990 | US4908349 Tetrahydronaphthalene aldehyde compound |
| 03/13/1990 | US4908114 Mobile atom insertion reaction, mobile atom transmissive membrane for carrying out the reaction, and reactor incorporating the mobile atom transmissive membrane |
| 03/13/1990 | CA1266682A1 Preparation of methyl isopropyl ketone and isoprene |
| 03/13/1990 | CA1266680A1 Process for preparing aldehydes and ketones; products thus obtained |
| 03/13/1990 | CA1266672A1 Dyarylacetylenes, their preparation and their use |
| 03/12/1990 | EP0303617A4 Acid catalyzed process. |
| 03/08/1990 | WO1990001874A1 Oxime derivatives and herbicides containing the same as an active ingredient |
| 03/07/1990 | EP0357405A2 Production of alcohols |
| 03/07/1990 | EP0357403A2 Substituted beta-diketones |
| 03/07/1990 | EP0356869A1 Process for the preparation of a cyclic, unsaturated ketone |
| 03/07/1990 | EP0356765A2 Carboxylic acid derivatives, their production and use |
| 03/06/1990 | US4907278 Integrated processing unit, particularly for connected speech recognition systems |
| 03/06/1990 | US4906785 Novel trifluorinated vitamin D3 intermediates |
| 03/06/1990 | US4906669 Isoprenoid derivatives and anti-ulcer agents containing the same |
| 03/06/1990 | US4906658 Fluoro-sulfones |
| 03/06/1990 | US4906414 Chlorinated β-ketoesters |
| 03/06/1990 | US4906411 Process for producing 2-methyl-1,4-naphthoquinone |
| 03/06/1990 | US4906176 High temperature stable catalyst, process for preparing same, and process for conducting chemical reaction using same |
| 02/28/1990 | EP0355837A2 Transition metal recovery |
| 02/28/1990 | EP0355774A2 Nucleus-fluorinated aromatic carboxylates and processes for their production |
| 02/28/1990 | EP0355754A2 2-Benzyloxybenzaldehyde dialkyl acetals, their preparation and use |
| 02/28/1990 | EP0355664A1 Catalyst for the oxidation and ammoxidation of unsaturated alpha-, beta-hydrocarbons |
| 02/28/1990 | EP0355350A1 Process for the preparation of 4,4-dimethyl-1-(p-chlorophenyl)-pentan-3-one |
| 02/28/1990 | CN1040022A Process for producing alcohols and aldehydes |