United States Patent 3,146,187 CATALYTIC HYDRUGENA'IIQN GI BENZENE John T. Cabbage, Bartlesviile, Okla, assignor to Phillips Petroleum Company, a corporation of Delaware Filed Apr. 24, I961, Ser. No. 104,956 4 Claims. (Cl. 208-57) This invention relates to catalytic hydrogenation. In...
Studer M,Burkhardt S,Blaser H U.Catalytic hydrogenation of chiral a-amino and a-hydroxy esters at room temperature with Nishimura catalyst without racemization. Advanced Synthesis and Catalysis . 2001M. Studer, et al., " Catalytic Hydrogenation of Chiral alpha-Amino and alpha-Hydroxy Esters at ...
reduction, hydrogenationAt 273 K the title reaction is accompanied by disproportionation to cyclohexane and benzene the latter being adsorbed in two forms and leading to deactivation of the catalyst.doi:10.1002/chin.198934082BOUDART, M.MCCONICA, C. M....
Unprecedented efficient hydrogenation of arenes in biphasic liquid–liquid catalysis by re-usable aqueous colloidal suspensions of rhodium A reduced aqueous colloidal suspension of rhodium shows efficient activity for the catalytic hydrogenation of various benzene derivatives under biphasic co... J Schulz,A...
using a Noyori ruthenium catalyst; for example, the biologically active (S)-enantiomer of the non-steroidal anti-inflammatory drug ibuprofen could be synthesizedviacatalytic enantioselective hydrogenation of aldehyde1ffollowed by oxidation with potassium permanganate in 76% isolated yield and 96 : 4 er....
the hydrogenation reaction w as simply set to conduct under 30 bar of H,,with 1 mol% of fR uC l (benzene1( 一 S unPhoslCI as catalyst and a substrate concentration of 0.2 mo1/L .at a specifi ed reactio n temperature in E tO H fo r 20 h.The additives (HCl or CeCl3·...
Ogdenthat a metallic catalyst causes a rapid exchange of hydrogen atoms between benzene and gaseous hydrogen at ordinary temperatures, while at the same time hydrogenation is very slow.doi:10.1038/134377b0J. HoriutiM. PolanyiNatureH oriuti J. and Polanyi M. ...
Catalytic hydrogenation reactions follow these rules: * Alkynes> diolefins> olefins> aromatics * The more substituted hydrocarbons on the benzene ring, the more difficult the hydrogenation *The hydrogenation of aldehyde, ketone, acid or ester can form the alcohol in all cases, but the formation con...
Substrate-mediated enhanced activity of Ru nanoparticles in catalytic hydrogenation of benzene The impact of carbon substrate鈥揜u nanoparticle interactions on benzene and hydrogen adsorption that is directly related to the performance in catalytic h... X Liu,C Meng,Y Han - 《Nanoscale》 被引量: ...
ChemInform Abstract: Homogeneous and Heterogeneous Hydrogenation of Nitriles in a Liquid Phase: Chemical, Mechanistic, and Catalytic Aspects. De Bellefon, C., Fouilloux, P., "Homogeneous and heterogeneous hydrogenation of nitriles in a liquid-phase - chemical, mechanistic, and catalytic aspects... ...