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022 _a09743626
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQD31 JOU
100 1 _aPandey, Bhawana
_eauthor
245 1 0 _aStructures, bonding and reactivity of iron and manganese high-valent metal-oxo complexes :
_ba computational investigation /
_ccreated by Bhawana Pandey, Azaj Ansari, Nidhi Vyas and Gopalan Rajaraman
264 1 _aBangalore :
_bSpringer,
_c2015.
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of chemical sciences
_vVolume 127, number 2,
520 3 _aIron and manganese ions with terminal oxo and hydroxo ligands are discovered as key intermediates in several synthetic and biochemical catalytic cycles. Since many of these species possess vigorous catalytic abilities, they are extremely transient in nature and experiments which probe the structure and bonding on such elusive species are still rare. We present here comprehensive computational studies on eight iron and manganese oxo and hydroxo (FeIII/IV/V-O, FeIII-OH and MnIII/IV/V-O, MnIII-OH) species using dispersion corrected (B3LYP-D2) density functional method. By computing all the possible spin states for these eight species, we set out to determine the ground state S value of these species; and later on employing MO analysis, we have analysed the bonding aspects which contribute to the high reactivity of these species. Direct structural comparison to iron and manganese-oxo species are made and the observed similarity and differences among them are attributed to the intricate metal–oxygen bonding. By thoroughly probing the bonding in all these species, their reactivity towards common chemical reactions such as C–H activation and oxygen atom transfer are discussed.
650 _aElectronic structures and bonding
_vDFT calculations
_xHigh-valent iron and manganese
700 1 _aAnsari, Azaj
_eco author
700 1 _aVyas, Nidhi
_eco author
700 1 _aRajaraman, Gopalan
_eco author
856 _uhttps://doi.org/10.1007/s12039-015-0770-9
942 _2lcc
_cJA
999 _c169304
_d169304