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Hidden radical reactivity of the [FeO]2+ group in the H-abstraction from methane : DFT and CASPT2 supported mechanism by the example of model iron (hydro)oxide species. / Kovalskii, V.; Shubin, A.; Chen, Y. и др.
в: Chemical Physics Letters, Том 679, 01.07.2017, стр. 193-199.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Hidden radical reactivity of the [FeO]2+ group in the H-abstraction from methane
T2 - DFT and CASPT2 supported mechanism by the example of model iron (hydro)oxide species
AU - Kovalskii, V.
AU - Shubin, A.
AU - Chen, Y.
AU - Ovchinnikov, D.
AU - Ruzankin, S. Ph
AU - Hasegawa, J.
AU - Zilberberg, I.
AU - Parmon, V. N.
PY - 2017/7/1
Y1 - 2017/7/1
N2 - Reactivity of the [FeO]2+ group in the abstraction of hydrogen from methane is determined by metastable oxyl state FeIII–O causing the negative spin polarization of the methyl moiety as was shown by quantum-chemical means with the use of model iron hydroxide species FeO(OH)2, Fe2O(OH)5, and Fe4O5(OH)3 as an example. The energy of the gap between the ground-state ferryl configuration FeIV[dbnd]O and the oxyl state correlates with the energy barrier of the H-abstraction from methane.
AB - Reactivity of the [FeO]2+ group in the abstraction of hydrogen from methane is determined by metastable oxyl state FeIII–O causing the negative spin polarization of the methyl moiety as was shown by quantum-chemical means with the use of model iron hydroxide species FeO(OH)2, Fe2O(OH)5, and Fe4O5(OH)3 as an example. The energy of the gap between the ground-state ferryl configuration FeIV[dbnd]O and the oxyl state correlates with the energy barrier of the H-abstraction from methane.
KW - HYDROGEN-ATOM TRANSFER
KW - CATALYTIC-OXIDATION
KW - PAIRED ORBITALS
KW - HYDROXIDE
KW - ENZYMES
KW - WATER
KW - DETERMINANT
KW - PREDICTIONS
KW - CHEMISTRY
KW - DIOXYGEN
UR - http://www.scopus.com/inward/record.url?scp=85019054000&partnerID=8YFLogxK
U2 - 10.1016/j.cplett.2017.05.002
DO - 10.1016/j.cplett.2017.05.002
M3 - Article
AN - SCOPUS:85019054000
VL - 679
SP - 193
EP - 199
JO - Chemical Physics Letters
JF - Chemical Physics Letters
SN - 0009-2614
ER -
ID: 10192839