Výsledky vyhledávání - "Suprava Nayak"

Kinetics of oxidation of glutathione by an octahedral cobalt(III) complex with phenolate–amide–amine coordination

Autor: K. Venugopal Reddy, Suprava Nayak, Anadi C. Dash

Publikováno v: Transition Metal Chemistry. 39:177-187

The reduction of the octahedral cobalt(III) complex CoIII(HL)·9H2O, H4L = 1,8-bis(2-hydroxybenzamido)-3,6-diazaoctane by glutathione (GSH) has been studied by conventional spectrophotometry at 25.0 ≤ t/°C ≤ 45.0, 0.02 ≤ [H+]/mol dm−3 ≤ 0.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a8af80064d0446439c5666e1484cc95a
https://doi.org/10.1007/s11243-013-9787-4

Zobrazit plný text záznamu

Oxidation of glyoxylic acid by a mononuclear manganese(IV) complex of 1,8-bis(2-hydroxybenzamido)-3,6-diazaoctane: A kinetics and mechanistic study

Autor: K. Venugopal Reddy, Gouri Sankhar Brahma, Anadi C. Dash, K. Veera Reddy, Suprava Nayak

Publikováno v: Polyhedron. 30:1637-1645

The oxidation of glyoxylic acid (HGl) by MnIVL {L4− = tetra deprotonated 1,8-bis(2-hydroxybenzamido)-3,6-diazaoctane} was investigated in the pH range 1.67–10.18, at 25–45 °C and 0.5 M ionic strength. The reaction exhibited biphasic kinetics w

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ff8d097d10517e571b42d23d4cd826d8
https://doi.org/10.1016/j.poly.2011.03.032

Zobrazit plný text záznamu

A new octahedral cobalt(III) complex of (1,8)-bis(2-hydroxybenzamido)-3,6-diazaoctane incorporating phenolate-amide-amine coordination: synthesis, X-ray crystal structure, ligand substitution and redox activity with sulfur(IV) and l-ascorbic acid

Autor: Anadi C. Dash, Gautam K. Lahiri, Suprava Nayak

Publikováno v: Transition Metal Chemistry. 33:39-53

The octahedral complex, [CoIII(HL)]·9H2O (H4L = (1,8)-bis(2-hydroxybenzamido)-3,6-diazaoctane) incorporating bis carboxamido-N-, bis sec-NH, phenolate, and phenol coordination has been synthesized and characterized by analytical, NMR (1H, 13C), e.s.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d9f92b0e57474eee0c12e0a4385214fb
https://doi.org/10.1007/s11243-007-9012-4

Zobrazit plný text záznamu

Oxidation of the thiosulfate ion by some iron(III) complexes with phenolate - amide-amine coordination: A comparative kinetic study

Autor: Anadi C. Dash, Suprava Nayak

Publikováno v: Transition Metal Chemistry. 31:930-937

The redox reactions of thiosulfate with four iron(III) complexes having phenolate-amide-amine coordination, FeIII(L){L = 1,2-bis(2-hydroxybenzamido)ethane, L1; 1,3-bis(2-hydroxybenzamido)propane, L2; 1,5-bis(2-hydroxybenzamido)3-azapentane, L3; and 1

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::72880661ef8a1a62d303118465832ae5
https://doi.org/10.1007/s11243-006-0086-1

Zobrazit plný text záznamu

Mechanistic Study of the Reactions of l-ascorbic Acid and Oxalic Acid with an Octahedral Manganese(IV) Complex of 1,8-bis(2-hydroxybenzamido)-3,6-diazaoctane

Autor: Suprava Nayak, Anadi C. Dash

Publikováno v: Transition Metal Chemistry. 31:316-324

The MnIV complex of 1,8-bis(2-hydroxybenzamido)-3,6-diazaoctane (MnIVL) with phenolate-amido-amine coordination is reduced by l-ascorbic acid and oxalic acid obeying overall 1:1 stoichiometry. The reactions are biphasic and MnIIIL− is the reactive

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ef251a13811c3428670f1a6caee9472e
https://doi.org/10.1007/s11243-005-6389-9

Zobrazit plný text záznamu

Kinetics and Mechanism of the Formation of (1,5)bis(2-hydroxybenzamido)3- azapentaneiron(III) and its Reactions with Thiocyanate, Azide, Acetate, Sulfur(IV) and Ascorbic Acid in Solution, and the Synthesis and Characterization of (nitrato)bis- (2-hydroxybenzamido)3-azapentaneiron(III). The Role of Phenol–amide–amine Coordination

Autor: Suprava Nayak, Anadi C. Dash, Pranaba K. Nayak, Dipankar Das

Publikováno v: Transition Metal Chemistry. 30:917-932

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::119e386591e80f08ac7847e5b0f04c9f
https://doi.org/10.1007/s11243-005-5627-5

Zobrazit plný text záznamu

Reactions of sulfur(IV) with an octahedral manganese(IV) complex of 1,8-bis(2-hydroxy benzamido)-3,6-diaza octane: the role of phenolate–amide–amine coordination

Autor: Anadi C. Dash, Suprava Nayak

Publikováno v: Transition Metal Chemistry. 30:560-568

The MnIV complex of tetra-deprotonated 1,8-bis(2-hydroxybenzamide)-3,6-diazaoctane (MnIVL) engrossed in phenolate-amido-amine coordination is reduced by HSO 3 − and SO 3 2− in the pH range 3.15–7.3 displaying biphasic kinetics, the MnIIIL− be

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2455abe9e09aea2e89faa138e4490970
https://doi.org/10.1007/s11243-005-2385-3

Zobrazit plný text záznamu

Kinetics and mechanism of the reactions of hexaaqua rhodium (III) with sulphur (IV) in aqueous medium

Autor: Anadi C. Dash, Suprava Nayak

Publikováno v: Journal of Chemical Sciences. 116:133-142

An O-bonded sulphito complex, Rh(OH2)5(OSO2H)2+, is reversibly formed in the stoppedflow time scale when Rh(OH2) 6 3+ and SO2/HSO 3 − buffer (1

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::013c6cecde4aed2f209ace99e9b2f32e
https://doi.org/10.1007/bf02708216

Zobrazit plný text záznamu

Kinetics and Mechanism of the Reaction of Dichlorotetraaquaruthenium(III) and Thiols

Autor: Gouri Sankhar Brahma, Suprava Nayak, K. Venugopal Reddy

Publikováno v: Australian Journal of Chemistry. 65:113

The formation of an intermediate ruthenium(iii) thiolate complex by the interaction of thiols, RSH (R = glutathione and l-cysteine) and dichlorotetraaquaruthenium(iii), [RuIIICl2(H2O)4]+, is reported in the temperature range 25–40°C. The kinetics

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fcad81d80acd53a22e582d83decd947a
https://doi.org/10.1071/ch11352

Zobrazit plný text záznamu

Plný text ve formátu HTML

Vyhledávací nástroje:

Upřesnit hledání