نتایج جستجو برای: cross coupling reaction

تعداد نتایج: 1020892  

Journal: :Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering 2008
Jae-Woong Jung Seunghwan Lee Hyerim Ryu Ki-Hoon Kang Kyoungphile Nam

Oxidative coupling reaction of phenol mediated by birnessite was studied in aqueous phase and soil. Phenol was readily transformed by birnessite and almost all phenol disappeared in both samples after 24 hours of reaction. Phenol transformation kinetics was investigated by plotting reaction time against logarithm concentrations of residual phenol, revealing that exponential decrease of phenol w...

2006
Anders L. Hansen Jean-Philippe Ebran M rten Ahlquist Per-Ola Norrby Troels Skrydstrup

Considerable efforts have been undertaken by numerous groups in academia and industry over the past decade to expand the repertoire of coupling reagents in palladium(0)-catalyzed cross-coupling reactions. In particular, alkenyl phosphates and tosylates have proven their worth in various cross-coupling reactions, such as the Stille, Suzuki, 3] Negishi, Kumada, Sonogashira, b,e,f,5] Buchwald–Hart...

1998
L. Alvarez - Ruso S. K. Singh M. J. Vicente Vacas

The reaction νd → µ − ∆ ++ n is studied in the region of low q 2 to investigate the effect of deuteron structure and width of the ∆ resonance on the differential cross section. The results are used to extract the axial vector N − ∆ coupling C A 5 from the experimental data on this reaction. The possibility to determine this coupling from electroweak interaction experiments with high intensity e...

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