Výsledky vyhledávání - "L. A. Makhlis"

Dimerization of ethylene in the presence of heterogenized nickel carbonyltriphenylphosphine obtained by complexation on the support surface

Autor: N. V. Volchkov, O. V. Bragin, P. E. Matkovskii, V. É. Vasserberg, D. B. Furman, L. A. Makhlis, G. P. Belov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 32:514-519

1. A study was carried out on the dimerization of ethylene in the presence of Ni(CO)2(PPh3)2/Al2O3 catalyst obtained by ligand exchange on the support surface in various solvents using aluminum-containing Lewis acids as the activator, in the temperat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fedeae9aa30de7ce1273fb49472e5ec0
https://doi.org/10.1007/bf00953086

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Kinetics of the conversion of ethylene to butene on ?-allylnickelhalide/Al2O3-Et3Al2Cl3 catalytic systems

Autor: L. A. Makhlis, P. E. Matkovskii, V. É. Vasserberg, N. V. Volchkov, O. V. Bragin, D. B. Furman, F. S. D'yachkovskii

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 30:1608-1612

1. Conditions have been marked out under which the dimerization of ethylene on heterogenized complex π-C3H5NiCl/Al2O3 (Ct-I) and π-C3H5NiBr/Al2O3 (Ct-II) catalysts can be carried out with high yield [3–16 kg/ (g Ni·h)] and selectivity (84–88%)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1b28af3a17a3c074eb1709c8b9987004
https://doi.org/10.1007/bf00949455

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Some features of the isomerization of ?-olefins in the presence of heterogenized nickel complexes

Autor: S. A. Chernov, L. A. Makhlis, V. É. Vasserberg, D. B. Furman, O. V. Bragin, N. V. Volchkov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 32:509-513

1. The reactivity of hydrocarbons in the presence of dicarbonyl-bis (triphenylphosphine)nickel (0) heterogenized on Al2O3 decreases in the order: 1-hexene≈4-methyl-1-pentene > 1-heptene≫-methyl-1-pentene. 2. The Ni(CO)2 (PPh3)2/Al2O3-Et3Al2Cl3 ca

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c0703f85b1af57500b7d65f4b61673cb
https://doi.org/10.1007/bf00953085

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Radiochromatographic studies of isobutylene oxidation over SnO2

Autor: L. A. Lemberanskii, I. B. Annenkova, L. A. Makhlis, T. G. Alkhazov, E. G. Rostevanov

Publikováno v: Reaction Kinetics and Catalysis Letters. 17:239-242

Radiochromatographic studies of isobutylene oxidation over SnO2 confirm the formation of carbon dioxide from the products of oxidative olefin condensation.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::42fd44e92e81464471bcdb1be0d8f8af
https://doi.org/10.1007/bf02065826

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The mobility of chemisorbed molecules and the surface regeneration of active centers in the dehydration of isopropanol on aluminum oxide and aluminosilicate

Autor: V. É. Vasserberg, L. A. Makhlis

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 25:476-480

1. By a differential isotope method involving14C the authors have investigated the surface mobility of chemisorbed molecules of isopropanol during its dehydration in an adsorption layer on aluminum oxide and aluminosilicate. 2. The chemisorbed alcoho

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::49694412d3f476f2c92365b6baa02673
https://doi.org/10.1007/bf01106635

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Mechanism of oxidational dehydrogenation of ethylbenzene on an aluminum oxide catalyst

Autor: L. A. Makhlis, A. I. Kozharov, T. G. Alkhazov, A. E. Lisovskii, B. E. Vasserberg

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 26:477-480

1. Styrene formation in the oxidational dehydrogenation of ethylbenzene on an aluminum oxide catalyst is directly from the ethylbenzene through an earlier proposed mechanism, rather than from intermediate condensation products through a consecutive m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9fd7197a5b3f3ba2e7106de440400d12
https://doi.org/10.1007/bf01179446

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Investigation of isotopic exchange and hydrogenation of cyclohexene on nickel

Autor: N. E. Zlotina, L. A. Makhlis, S. L. Kiperman, B. S. Gudkov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 19:2372-2378

1. Deutero-hydrogen exchange in cyclohexene was studied under the conditions of its hydrogenation and dehydrogenation on a nickel catalyst in a circulation flow system at temperatures from 31 to 293°. 2. The isotopic exchange of hydrogen in cyclohex

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::600b103a708b2238aa6dd6b7f3e9d2f5
https://doi.org/10.1007/bf00859078

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Liquid-phase codimerization of ethylene with propylene on nickel carbonyl triphenylphosphine complex anchored on surface of aluminum oxide

Autor: N. V. Volchkov, D. B. Furman, O. V. Bragin, V. É. Vasserberg, L. A. Makhlis, S. A. Chernov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 32:2414-2416

1. The catalytic system Ni(CO)x(PPh3)y/A12O3-Et3Al2Cl3 (x + y=4) is active at 40°C in copolymerization of ethylene with propylene over a broad range of monomer concentrations. 2. The molecular weight distribution and structural composition of the pr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b4aff17d0f11725a513f2422e439be1
https://doi.org/10.1007/bf00954466

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