Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms Preparation of chelates of such compounds

CCHEMISTRY METALLURGY C07Organic chemistry C07CACYCLIC OR CARBOCYCLIC COMPOUNDS

C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms Preparation of chelates of such compounds

C07C45/002by dehydrogenation C07C45/004by reaction with organometalhalides C07C45/006by hydrogenation of aromatic hydroxy compounds C07C45/008by reaction with tri- or tetrahalomethyl compounds C07C45/26by hydration of carbon-to-carbon triple bonds C07C45/27by oxidation C07C45/28of CHx-moieties C07C45/29of hydroxy groups C07C45/292with chromium derivatives C07C45/294with hydrogen peroxide C07C45/296with lead derivatives C07C45/298with manganese derivatives C07C45/30with halogen containing compounds C07C45/305with halogenochromate reagents C07C45/31with compounds containing mercury atoms, which may be regenerated in situ C07C45/32with molecular oxygen C07C45/33of CHx-moieties C07C45/34in unsaturated compounds C07C45/35in propene or isobutene C07C45/36in compounds containing six-membered aromatic rings C07C45/37of >C-O-functional groups to >C=O groups C07C45/38being a primary hydroxyl group C07C45/39being a secondary hydroxyl group C07C45/40by oxidation with ozone by ozonolysis C07C45/41by hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof C07C45/42by hydrolysis C07C45/43of >CX2 groups, X being halogen C07C45/44by reduction and hydrolysis of nitriles C07C45/45by condensation C07C45/455with carboxylic acids or their derivatives C07C45/46Friedel-Crafts reactions C07C45/47using phosgene C07C45/48involving decarboxylation C07C45/49by reaction with carbon monoxide C07C45/50by oxo-reactions C07C45/505Asymmetric hydroformylation C07C45/51by pyrolysis, rearrangement or decomposition C07C45/511involving transformation of singly bound oxygen functional groups to >C = O groups C07C45/512the singly bound functional group being a free hydroxyl group C07C45/513the singly bound functional group being an etherified hydroxyl group C07C45/515the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group C07C45/516involving transformation of nitrogen-containing compounds to >C = O groups C07C45/517involving transformation of peroxy-compounds to >C = O groups C07C45/518involving transformation of sulfur-containing compounds to >C = O groups C07C45/52by dehydration and rearrangement involving two hydroxy groups in the same molecule C07C45/53of hydroperoxides C07C45/54of compounds containing doubly bound oxygen atoms C07C45/55of oligo- or polymeric oxo-compounds C07C45/56from heterocyclic compounds C07C45/562with nitrogen as the only hetero atom C07C45/565by reaction with hexamethylene-tetramine C07C45/567with sulfur as the only hetero atom C07C45/57with oxygen as the only heteroatom C07C45/58in three-membered rings C07C45/59in five-membered rings C07C45/60in six-membered rings C07C45/61by reactions not involving the formation of >C = O groups C07C45/62by hydrogenation of carbon-to-carbon double or triple bonds C07C45/63by introduction of halogen by substitution of halogen atoms by other halogen atoms C07C45/64by introduction of functional groups containing oxygen only in singly bound form C07C45/65by splitting-off hydrogen atoms or functional groups by hydrogenolysis of functional groups C07C45/66by dehydration C07C45/67by isomerisation by change of size of the carbon skeleton C07C45/673by change of size of the carbon skeleton C07C45/676by elimination of carboxyl groups C07C45/68by increase in the number of carbon atoms C07C45/69by addition to carbon-to-carbon double or triple bonds C07C45/70by reaction with functional groups containing oxygen only in singly bound form C07C45/71being hydroxy groups C07C45/72by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups C07C45/73combined with hydrogenation C07C45/74combined with dehydration C07C45/75Reactions with formaldehyde C07C45/76with the aid of ketenes C07C45/77Preparation of chelates of aldehydes or ketones C07C45/78Separation Purification Stabilisation Use of additives C07C45/783by gas-liquid treatment C07C45/786by membrane separation process C07C45/79by solid-liquid treatment by chemisorption C07C45/80by liquid-liquid treatment C07C45/81by change in the physical state C07C45/82by distillation C07C45/83by extractive distillation C07C45/84by azeotropic distillation C07C45/85by treatment giving rise to a chemical modification C07C45/86Use of additives C07C45/87Preparation of ketenes or dimeric ketenes C07C45/88from ketones C07C45/89from carboxylic acids, their anhydrides, esters or halides C07C45/90Separation Purification Stabilisation Use of additives