Matches in SemOpenAlex for { <https://semopenalex.org/work/W2053286705> ?p ?o ?g. }
- W2053286705 endingPage "50" @default.
- W2053286705 startingPage "23" @default.
- W2053286705 abstract "The adsorption of organoactinide complexes on dehydroxylated alumina (DA) yields coordinatively unsaturated, highly active catalysts for several demanding chemical transformations. Thus, in the case of Th(η3-allyl)4 supported on dehydroxylated γ-alumina (DA), facile arene hydrogenation and alkane activation processes can be effected in slurry reactions at 90°C and PH2 = 30–180 psi. Benzene reduction occurs at a turnover frequency of ≈ 25000 h−1 per active site and cyclohexane CH exchange with D2 at ≈ 1300 h−1 per active site. Active site characterization using D2O poisoning, hydrogenolysis, and CH3Cl dosing indicates ⩽ 8 ± 1 % of the Th surface sites are catalytically significant. EPR and XPS spectroscopy provide no evidence for Th oxidation states less than +4. The mechanisms for the above processes are discussed in terms of electrophilic “four-center” activation processes in which the active sites appear to bear sterically significant, nonhydridic ancillary ligation." @default.
- W2053286705 created "2016-06-24" @default.
- W2053286705 creator A5000731301 @default.
- W2053286705 creator A5050823020 @default.
- W2053286705 date "1994-01-01" @default.
- W2053286705 modified "2023-10-16" @default.
- W2053286705 title "Recent developments in the surface and catalytic chemistry of supported organoactinides" @default.
- W2053286705 cites W1005759959 @default.
- W2053286705 cites W1413830774 @default.
- W2053286705 cites W1965336905 @default.
- W2053286705 cites W1965682650 @default.
- W2053286705 cites W1971595244 @default.
- W2053286705 cites W1973666478 @default.
- W2053286705 cites W1977032642 @default.
- W2053286705 cites W1979029568 @default.
- W2053286705 cites W1979055249 @default.
- W2053286705 cites W1979058149 @default.
- W2053286705 cites W1989959622 @default.
- W2053286705 cites W1991758648 @default.
- W2053286705 cites W1992644389 @default.
- W2053286705 cites W1993610879 @default.
- W2053286705 cites W1997161314 @default.
- W2053286705 cites W1998958887 @default.
- W2053286705 cites W2001295203 @default.
- W2053286705 cites W2002754889 @default.
- W2053286705 cites W2003021954 @default.
- W2053286705 cites W2004346844 @default.
- W2053286705 cites W2005196722 @default.
- W2053286705 cites W2007208664 @default.
- W2053286705 cites W2007767017 @default.
- W2053286705 cites W2008361935 @default.
- W2053286705 cites W2008820688 @default.
- W2053286705 cites W2009749236 @default.
- W2053286705 cites W2010470601 @default.
- W2053286705 cites W2016472504 @default.
- W2053286705 cites W2018226104 @default.
- W2053286705 cites W2019972363 @default.
- W2053286705 cites W2020218612 @default.
- W2053286705 cites W2020459210 @default.
- W2053286705 cites W2020520000 @default.
- W2053286705 cites W2021523869 @default.
- W2053286705 cites W2022226369 @default.
- W2053286705 cites W2022679749 @default.
- W2053286705 cites W2022999656 @default.
- W2053286705 cites W2023594668 @default.
- W2053286705 cites W2025191996 @default.
- W2053286705 cites W2028328367 @default.
- W2053286705 cites W2030467923 @default.
- W2053286705 cites W2033715439 @default.
- W2053286705 cites W2034357820 @default.
- W2053286705 cites W2035187874 @default.
- W2053286705 cites W2036277992 @default.
- W2053286705 cites W2036765845 @default.
- W2053286705 cites W2039006756 @default.
- W2053286705 cites W2039530230 @default.
- W2053286705 cites W2041220151 @default.
- W2053286705 cites W2041545700 @default.
- W2053286705 cites W2041647217 @default.
- W2053286705 cites W2042466687 @default.
- W2053286705 cites W2044464054 @default.
- W2053286705 cites W2045169832 @default.
- W2053286705 cites W2045490147 @default.
- W2053286705 cites W2045605479 @default.
- W2053286705 cites W2047896984 @default.
- W2053286705 cites W2052907048 @default.
- W2053286705 cites W2053728909 @default.
- W2053286705 cites W2055407602 @default.
- W2053286705 cites W2055709121 @default.
- W2053286705 cites W2055838566 @default.
- W2053286705 cites W2058761984 @default.
- W2053286705 cites W2058767263 @default.
- W2053286705 cites W2059603559 @default.
- W2053286705 cites W2062477343 @default.
- W2053286705 cites W2066527930 @default.
- W2053286705 cites W2068484608 @default.
- W2053286705 cites W2070503909 @default.
- W2053286705 cites W2074664376 @default.
- W2053286705 cites W2076085552 @default.
- W2053286705 cites W2078953294 @default.
- W2053286705 cites W2080053414 @default.
- W2053286705 cites W2080312176 @default.
- W2053286705 cites W2081803497 @default.
- W2053286705 cites W2083391620 @default.
- W2053286705 cites W2085642604 @default.
- W2053286705 cites W2086559993 @default.
- W2053286705 cites W2088779491 @default.
- W2053286705 cites W2093556167 @default.
- W2053286705 cites W2095855121 @default.
- W2053286705 cites W2105213197 @default.
- W2053286705 cites W2126111554 @default.
- W2053286705 cites W2149842552 @default.
- W2053286705 cites W2155759288 @default.
- W2053286705 cites W2260759476 @default.
- W2053286705 cites W2314346288 @default.
- W2053286705 cites W2324836795 @default.
- W2053286705 cites W2329295335 @default.
- W2053286705 cites W256075526 @default.
- W2053286705 cites W2763304743 @default.