Mostrando 261 - 280 Resultados de 14,397 Para Buscar '"RU"', tiempo de consulta: 0.66s Limitar resultados
  1. 261
    “…Pyrithione metal complexes (M–Pth: M = Cu(II), Ni(II), Ru(II); Pth = 2-mercaptopyridine-N-oxide) were used as catalysts. …”
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  2. 262
    “…By exploiting our recently developed Ru-catalysts of minimal stereogenicity, we reported herein a highly efficient kinetic resolution of aryl-alkenyl alcohols through hydrogen transfer. …”
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  3. 263
    “…[Image: see text] A combined experimental and computational study of the structure and reactivity of two [RuZn(2)Me(2)] complexes, neutral [Ru(PPh(3))(Ph(2)PC(6)H(4))(2)(ZnMe)(2)] (2) and cationic [Ru(PPh(3))(2)(Ph(2)PC(6)H(4))(ZnMe)(2)][BAr(F)(4)] ([BAr(F)(4)] = [B{3,5-(CF(3))(2)C(6)H(3)}(4)]) (3), is presented. …”
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  4. 264
  5. 265
    “…Hydrogenation of phenol in aqueous solutions on Pt-Ni/SiO(2), Pt-Ni-Cr/Al(2)O(3), Pt/C, and Ru/C catalysts was studied at temperatures of 150–250 °C and pressures of 40–80 bar. …”
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  6. 266
    “…In this study, effective catalytic transfer hydrogenation of furfural to furfural alcohol was investigated using a ruthenium (Ru) bio-based catalyst, Ru@CassCat. The catalyst was prepared from Ru rich bio-ore recovered during laboratory scale phytomining as a model of mining tailing using the cassava plant (Manihot esculenta). …”
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  7. 267
    “…While sulfadiazine (HL(SZ)) is extensively used to elaborate complexes of intriguing biological applications (e.g. topical antibiotic silvadene; silver sulfadiazine), the molecular structure modification of sulfadiazine or even other sulfa drugs by coordination to either η(6)-cymene Ru(ii) or η(5)-Cp* Rh(iii) motif has not been investigated. …”
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  8. 268
    “…The electronic charge of the N-heteroatom in 8-MQL and 4H-8-MQL was analyzed and the adsorption geometries of 8-MQL and 4H-8-MQL on the Ru(001) surface were optimized by DFT calculations to explain the competitive adsorption behaviors of 8-MQL and 4H-8-MQL.…”
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  9. 269
    por Hussein, Aqeel A.
    Publicado 2020
    “…The results indicated a cycle involving Ru(viii)/Ru(vi)/Ru(iv)/Ru(vi) rather than Ru(viii)/Ru(vi)/Ru(viii)/Ru(vi)/Ru(viii). …”
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  10. 270
    “…Fluorination in enhancing photoactivated antibacterial activity of Ru(ii) complexes with photo-labile ligands was studied. …”
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  11. 271
  12. 272
    “…Samples of Ba(2)PrRuO(6) were prepared by the solid state reaction method and the structure was characterized by X-ray diffraction (XRD). …”
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  13. 273
  14. 274
    “…Optically active spirocyclopropyloxindole derivatives were efficiently synthesized from diazooxindoles and olefins in the presence of a Ru(ii)-Pheox catalyst. Among a series of Ru(ii)-Pheox catalysts, Ru(ii)-Pheox 6e was determined to be the best catalyst for spirocyclopropanation reactions of diazooxindoles with various olefins in high yields (up to 98%) with high diastereoselectivities (up to trans:cis = >99:1<) and enantioselectivities (up to 99% ee). …”
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  15. 275
  16. 276
    “…This limits their applicability for deep-tissue fluorescence imaging and light-based therapeutic treatments. Here, we report a Ru(ii) metallacycle (Ru1100) that emits at ≥1000 nm. …”
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  17. 277
    “…In this study, two new heteronuclear Ru(Ⅱ)-Re(Ⅰ) metal complexes, [Ru(bpy)(2)LRe(CO)(3)(DIP)](PF(6))(3) and [Ru(phen)(2)LRe(CO)(3)(DIP)](PF(6))(3) [RuRe-1 and RuRe-2, L = 2-(4-pyridinyl)imidazolio[4,5-f][1,10]phenanthroline, bpy = 2,2′-bipyridine, DIP = 4,7-diphenyl-1,10-phenanthroline, phen = 1,10-phenanthroline], were synthesized and characterized. …”
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  18. 278
    “…These Ru(II) photocages are anticipated to provide similar selectivity and control for any coordinating CYP inhibitors.…”
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  19. 279
    “…The compound has the general formula [Ru{(μ‐dpp)Ru[(μ‐dpp)Ru(bpy)(2)](2)}(3)](PF(6))(20) (Ru10; bpy=2,2′‐bipyridine; dpp=2,3‐bis(2′‐pyridyl)pyrazine). …”
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  20. 280
    “…For example, the unconventional superconductor Sr(2)RuO(4) can be tuned through a single Van Hove point, resulting in strong enhancement of both T(c) and H(c2). …”
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