Results 41 to 50 of about 174,345 (147)

Tetranuclear Copper Complexes with Bulky Aminoalcohol Ligands as Catalysts for Oxidative Phenoxazinone Synthase-like Coupling of Aminophenol: A Combined Experimental and Theoretical Study

, 2022
The new copper(II) complexes [Cu4(pa)4(Bae)4]·H2O (1) and [Cu4(eba)4(Buae)4]·H2O (2) (Hpa = propionic acid, HBae = 2-benzylaminoethanol, Heba = 2-ethylbutyric acid and HBuae = 2-butylaminoethanol) were synthesizsed by the interaction of a ...
Dmytro S. Nesterov, Armando J. L. Pombeiro, Oksana V. Nesterova   +2 more
core   +1 more source

Synthesis, structure and phenoxazinone synthase-like activity of three unprecedented alternating CoII–CoIII 1D chains

, 2019
Three new one-dimensional mixed valence coordination polymers {[CoIII(L1)2][CoII(bpy)2]·ClO4·H2O}∞ (1), {[CoIII(L1)2][CoII(phen)2]·ClO4·H2O}∞ (2) and {[CoIII(L2)2][CoII(bpy)(CH3OH)2]·ClO4·H2O}∞ (3) (H2L1 = N-salicylidene-L-alanine, H2L2 = N-salicylidene ...
Chakraborty, Maharudra, Sarkar, Koushik, Ghosh, Ashutosh, Kar, Paramita, Ganguly, Sayantan   +4 more
core   +1 more source

The first alternating Mn^II–Mn^III 1D chain: structure, magnetic properties and catalytic oxidase activities

, 2018
A one-dimensional mixed-valence MnII/MnIII chain has been synthesized using N-salicylidene-l-alanine and 2,2′-bipyridine. The complex shows moderate catecholase and phenoxazinone synthase-like activity.
Paramita Kar, Chakraborty, Maharudra, Sayantan Ganguly, Ashutosh Ghosh, Maharudra Chakraborty, Ghosh, Ashutosh, Kar, Paramita, Ganguly, Sayantan   +7 more
core   +1 more source

Donor Ligand Depending upon Carboxylate Anions: Structures, Magnetic Properties and Catalytic Oxidase Activities

, 2020
One penta- and two tri-nuclear hetero-metallic CuII−MnII complexes have been synthesized using a N2O2 donor ligand. All of them exhibit model catecholase, and phenoxazinone synthase-like activities.
Sayantan Ganguly, Júlia Mayans, Ashutosh Ghosh, Mayans, Júlia, Ghosh, Ashutosh, Ganguly, Sayantan   +5 more
core   +1 more source

Mixed azido/phenoxido bridged trinuclear Cu(ii) complexes of Mannich bases: Synthesis, structures, magnetic properties and catalytic oxidase activities

, 2018
Three mixed azido/phenoxido bridged trinuclear Cu(ii) complexes of tetradentate Mannich base ligands, synthesised by a metalloligand approach show antiferromagnetic coupling and significant catecholase and phenoxazinone synthase like activities.
Das, Lakshmi Kanta, Kisholoy Bhattacharya, Bhattacharya, Kisholoy, Ashutosh Ghosh, Avijit Das, Ghosh, Ashutosh, Lakshmi Kanta Das, Sanjib Giri, Das, Avijit, Giri, Sanjib   +9 more
core   +1 more source

Trinuclear copper and mononuclear nickel complexes of oxime containing Schiff bases: Single crystal X-ray structure, catecholase and phenoxazinone synthase activity, catalytic study for the homocoupling of benzyl amines

, 2020
Here we report the synthesis and characterisation of one trinuclear copper complex, [Cu3L3O]ClO4 (1), and one nickel complex, [Ni(L′H)2(dmso)2](ClO4)2) (2), with the Schiff base ligands (3Z)-3-((Z)-(1-(thiophen-2-yl)ethylidene)hydrazono)butan-2-one oxime
Panda, Tarun K, et al, ., Banerjee, Indrani, Sengupta, Swaraj   +3 more
core   +1 more source

Synthesis and Characterization of a Novel Aminoketooxime Ligand and Enzymatic Efficiencies of Its Metal Complexes [PDF]

, 2018
A novel aminoketooxime ligand and its mononuclear Cu(II) and Mn(II) complexes were synthesized. The structures of the synthesized compounds were illuminated by elemental analysis, inductively coupled plasma optical emission spectrometry, the Fourier ...
G. Gorgulu, Cicek, M., M.B. Cicek, B. Dede, Gorgulu, G., Dede, B., Cicek, M. B., DEDE, Bülent   +7 more
core   +1 more source

Variations of structures and phenoxazinone synthase-like activity of the complexes based on (CuII)2MnII node and dicyanamide spacer

, 2017
Three new heterometallic Cu(II)–Mn(II) complexes, [{(CuL)2Mn}2(μ1,5-N(CN)2)(CH3CN)2](ClO4)3 (1), [(CuL)2Mn(N(CN)2)2]·(H2O) (2), and [(CuL)2Mn(μ1,5-N(CN)2)2]n (3), have been synthesized using a Cu(II)-metalloligand of an asymmetrically dicondensed Schiff ...
Prithwish Mahapatra, Ashutosh Ghosh, Mahapatra, Prithwish, Ghosh, Ashutosh, Michael G. B. Drew, Drew, Michael G. B.   +5 more
core   +1 more source

The first example of a centro-symmetrical bis(imido)-bridged dinuclear cobalt(iii) complex: synthesis via oxidative dehydrogenation and phenoxazinone synthase activity

, 2013
A bis(imido)-bridged dinuclear cobalt(iii) complex, [Co(amp)(μ-imp)Cl]Cl*2HO () [amp = 2-aminomethylpyridine; imp = 2-iminomethylpyridine anion], was synthesized by the reaction of cobalt(ii) chloride with 2-aminomethylpyridine in the presence of ...
GUIONNEAU, Philippe, PANJA, Anangamohan
core   +1 more source

A study into the cobalamin-dependent methionine synthase reactivation mechanism in corynebacterium glutamicum [PDF]

, 2009
PhDMethionine is one of the seven essential amino-acids for humans and is also used in feed supplements, predominantly for poultry and felines. Thus there is commercial interest in producing this nutrient. The final step in the biological synthesis of
Burton-Smith, Raymond Nathaniel
core   +3 more sources