Mononuclear iron(III) complexes derived from tridentate ligands containing non‐innocent phenolato donors: Self‐activated nuclease, protease, and phenoxazinone synthase activity studies

2021 ◽  
Vol 35 (5) ◽  
Author(s):  
Ankur Maji ◽  
Sweety Rathi ◽  
Anshu Singh ◽  
Udai P. Singh ◽  
Kaushik Ghosh
Keyword(s):  
Tridentate Ligands ◽  
Mononuclear Iron ◽  
Phenoxazinone Synthase

scholarly journals Substituent dependence on the spin crossover behaviour of mononuclear Fe(ii) complexes with asymmetric tridentate ligands

2019 ◽  
Vol 48 (10) ◽  
pp. 3231-3236 ◽  
Author(s):  
Ryo Saiki ◽  
Haruka Miyamoto ◽  
Hajime Sagayama ◽  
Reiji Kumai ◽  
Graham N. Newton ◽  
...  
Keyword(s):  
Magnetic Properties ◽  
Spin Crossover ◽  
Tridentate Ligands ◽  
Mononuclear Iron

Three mononuclear iron(ii) complexes with novel asymmetric tridentate ligands were synthesized and their structures and magnetic properties were studied. The ligand substituents were found to affect the supramolecular packing and spin-crossover properties of the complexes.

Mononuclear iron(iii) complexes of tridentate ligands with efficient nuclease activity and studies of their cytotoxicity

2015 ◽  
Vol 13 (47) ◽  
pp. 11445-11458 ◽  
Author(s):  
Nidhi Tyagi ◽  
Ajanta Chakraborty ◽  
Udai P. Singh ◽  
Partha Roy ◽  
Kaushik Ghosh
Keyword(s):  
Cell Lines ◽  
Dna Cleavage ◽  
Mcf7 Cell ◽  
Nuclease Activity ◽  
Oh Radicals ◽  
Dna Interactions ◽  
Tridentate Ligands ◽  
Mononuclear Iron ◽  
Chelated Iron

Mono- and bis-chelated iron(iii) complexes derived from phenolato-based tridentate ligands have been synthesised and characterized. These complexes show electrostatic DNA interactions and efficient DNA cleavage via OH˙ radicals, and induce cytotoxicity in MCF7 cell lines.

Tetranuclear Copper and Mononuclear Nickel Complex of the Schiff Base of (3Z)-3-Hydrazonobutan-2-One Oxime with Different Aromatic Carbonyl Compounds: Synthesis, Single Crystal X-Ray Structure, Catecholase Activity, Phenoxazinone Synthase Activity, Catalytic Study for the Homocoupling of Benzyl Amines

2019 ◽  
Author(s):  
Swaraj Sengupta ◽  
Sahanwaj Khan ◽  
Shyamal K. Chattopadhyay ◽  
Indrani Banerjee ◽  
Tarun K. Panda ◽  
...  
Keyword(s):  
Schiff Base ◽  
Single Crystal ◽  
Copper Complex ◽  
Carbonyl Compounds ◽  
Nickel Complex ◽  
Schiff Base Ligands ◽  
X Ray ◽  
Phenoxazinone Synthase ◽  
Catecholase Activity ◽  
Aromatic Carbonyl Compounds

Synthesis and characterisation of one trinuclear copper complex, ([Cu<sub>3</sub>L<sub>3</sub>O]ClO<sub>4</sub>) (<b>1</b>) and one nickel complex ([Ni(L'H)<sub>2</sub>(dmso)<sub>2</sub>](ClO<sub>4</sub>)<sub>2</sub>) (<b>2</b>) with Schiff base ligands: (3Z)-3-((Z)-(1-(thiophen-2-yl)ethylidene)hydrazono)butan-2-one oxime (LH) and 1-(pyridin-2-yl)ethylidene)hydrazono)butan-2-one oxime (L<sup>'</sup>H). <b>1</b> shows high catecholase activity and has also been tested as a catalyst for the synthesis of benzylimine. <b>2 </b> shows phenoxazinone synthase activity.

scholarly journals Synthesis and Crystal Structure of the Bis(μ-hydroxo)diiron(II) Complex with Tridentate Ligands Having a Sterically Bulky Imidazolyl Group

2019 ◽  
Vol 35 (0) ◽  
pp. 27-29
Author(s):  
Reiko YAGUCHI ◽  
Hideki FURUTACHI ◽  
Sanae SHIROTSUKI ◽  
Xi ZHANG ◽  
Takanao ISHIKAWA ◽  
...  
Keyword(s):  
Crystal Structure ◽  
Tridentate Ligands ◽  
Synthesis And Crystal Structure

An insight to the noncovalent interactions in two triamine based mononuclear iron(III) Schiff base complexes with special emphasis on the formation of Br•••π halogen bonding

CrystEngComm ◽  
2021 ◽  
Author(s):  
Shouvik Chattopadhyay ◽  
Tanmoy Basak ◽  
Antonio Frontera
Keyword(s):  
Schiff Base ◽  
Solid State ◽  
Noncovalent Interactions ◽  
Halogen Bonding ◽  
Schiff Base Complexes ◽  
X Ray ◽  
Mononuclear Iron

Two mononuclear iron(III) complexes, [FeL1Cl]∙CH3CN (1) and [FeL2(N3)] (2) {H2L1= N,N′-bis(5-chlorosalicylidene)diethylenetriamine and H2L2= N,N′-bis(5-bromosalicylidene)diethylenetriamine}, have been synthesized and characterized by X-ray crystallographic studies. In the solid state, there are strong...

Cu(II)-Based Nanofibrous Metallogel for Phenoxazinone Synthase-like Activity

2021 ◽  
Author(s):  
Sougata Sarkar ◽  
Pradip K. Maji ◽  
Yuichi Negishi ◽  
Soumen Dutta ◽  
Tarak N. Das ◽  
...  
Keyword(s):  
Phenoxazinone Synthase
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