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Anion mediated formation of different Schiff bases from the same precursors and their nickel(II) complexes with different nuclearity

Autor: Arpita Banerjee, Averi Guha, Raju Mondol, Debasis Das, Ennio Zangrando

Publikováno v: Journal of Coordination Chemistry. 64:3872-3886

Two nickel(II) complexes, [Ni2 (H2O)4](NO3)2 (1) and [Ni5 (OAc)6(OH)2] · 5.5H2O (2), have been synthesized and structurally characterized by X-ray crystallographic study, where L1 and L2 represent 2-formyl-4-methyl-6-(1-(2-aminomethyl)piperidine)-im

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f89c346a4d3b1160ef44e692eed17562
https://doi.org/10.1080/00958972.2011.632413

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Syntheses, Characterization, and Magneto–Structural Analyses in μ 1,3 ‐Acetato‐Bridged Tetracopper(II) and μ 1,3 ‐ and μ 1,1,3 ‐Acetato‐Bridged Pentanickel(II) Clusters

Autor: Lorenzo Sorace, Averi Guha, Debasis Das, Andrea Caneschi, Ria Sanyal, Hulya Kara, Ennio Zangrando, Sudhanshu Das

Publikováno v: European Journal of Inorganic Chemistry. 2014:2753-2765

Two pentanuclear NiII complexes, [Ni5(L1)2(CH3COO)6(OH)2(MeOH)2] (1) and [Ni5(L2)2(CH3COO)6(OH)2(H2O)2] (2), and one tetranuclear CuII complex, [Cu4(L3)2(CH3COO)4(O)] (3), have been synthesized from phenol-based “end-off” compartmental ligands HL

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c24abab63f6d6897a0a2c522628f73c0
https://doi.org/10.1002/ejic.201301581

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Preparation of antiferromagnetic Co3O4 nanoparticles from two different precursors by pyrolytic method: in vitro antimicrobial activity

Autor: Totan Ghosh, Averi Guha, Sandeep Kumar Dash, Tanmay Chattopadhyay, Somenath Roy, Kenji Kawaguchi, Prateeti Chakraborty, Debasis Das

Publikováno v: RSC Adv.. 4:15022-15029

Two varieties of Co3O4 nano particles (Co3O4-I and Co3O4-II) have been synthesized from two different precursors using a pyrolytic technique. Co3O4-I was prepared by using a coordination polymer [Co(dca)2(2-benzoylpyridine)]n (dca = dicyanamide) as s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b662389a99706cfcb148f4c33284c5b
https://doi.org/10.1039/c3ra47769j

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Influence of the Coordination Environment of Zinc(II) Complexes of Designed Mannich Ligands on Phosphatase Activity: A Combined Experimental and Theoretical Study

Autor: Totan Ghosh, Tapan Kumar Mondal, Debasis Das, Averi Guha, Ennio Zangrando, Ria Sanyal

Publikováno v: Inorganic Chemistry. 53:85-96

A mononucleating (HL(1)) and a dinucleating (HL(2)) "end-off" compartmental ligand have been designed and synthesized by controlled Mannich reaction using p-cresol and bis(2-methoxyethyl)amine, and their formation has been rationalized. Six complexes

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c01b816b1c9a7fee2763a2b52022aa8a
https://doi.org/10.1021/ic4015493

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Heterogenization of three homogeneous catalysts: A comparative study as epoxidation catalyst

Autor: Averi Guha, Jaydeep Adhikary, Tanmay Chattopadhyay, Debasis Das

Publikováno v: Inorganica Chimica Acta. 406:1-9

Three homogeneous catalysts, MnL 1 Cl·2H 2 O(1.2 H 2 O) (HmC-1), FeL 1 (NO 3 )·3H 2 O (HmC-2) and CoL 1 (NO 3 )·2H 2 O (HmC-3) [L 1 = N , N ′-ethylenebis(3-formyl-5-methylsalicylaldimine)] have been synthesized and characterized. The catalytic a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d2f1ac3e222aa68923f0296a76f31915
https://doi.org/10.1016/j.ica.2013.06.045

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Self-assembled nanostructures of specially designed Schiff-bases and their zinc complexes: Preparation, characterization and photoluminescence property

Autor: Tapan Kumar Mondal, Averi Guha, Debasis Das, Youn-Gyu Han, Tanmay Chattopadhyay, Ria Sanyal

Publikováno v: Journal of Molecular Structure. 1042:104-111

Four specially designed Schiff bases 2-formyl-4-R-6-(3 N -4-hydroxybenzoicacid)-iminomethyl-phenolato (where R = methyl/ tert -butyl/chloro for L1 , L2 , L3 respectively) and 2-(3 N -4-hydroxybenzoicacid)-iminomethyl-phenolato ( L4 ) having ability t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::234d8c6f9bdd56af1b4581556343e466
https://doi.org/10.1016/j.molstruc.2013.03.051

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Single pot synthesis of pyridine-N-oxide based polymeric complexes of cadmium and manganese: Crystal structure and luminescence property

Autor: Atish Dipankar Jana, Arpita Banerjee, Sandip Mondal, Averi Guha, Eringathodi Suresh

Publikováno v: Journal of Molecular Structure. 1029:169-174

Two new polymeric complexes of cadmium(II) and manganese(II) with Pyridine- N -oxide (pyo) mediated by thiocyanate and dicyanamide (dca) anions have been synthesized and characterized by X-ray single crystal structure analysis. The structural analyse

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2fdc97407c4c7bac28cb658967fe2ccb
https://doi.org/10.1016/j.molstruc.2012.07.006

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Radical Pathway in Catecholase Activity with Zinc-Based Model Complexes of Compartmental Ligands

Autor: Averi Guha, Somen Goswami, Debasis Das, Tapan Kumar Mondal, Madhuparna Mukherjee, Ennio Zangrando, Tanmay Chattopadhyay, Nanda D. Paul

Four dinuclear and three mononuclear Zn(II) complexes of phenol-based compartmental ligands (HL(1)-HL(7)) have been synthesized with the aim to investigate the viability of a radical pathway in catecholase activity. The complexes have been characteri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6b2bf3f7c738c145ec2feb1982ccd34
https://hdl.handle.net/11368/2647086

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Dinuclear nickel(II) complexes with Schiff base ligands: syntheses, structures and bio-relevant catalytic activities

Autor: Santanu Bhattacharya, Pali Maiti, Arpita Banerjee, Tanmay Chattopadhyay, Averi Guha, Debasis Das, Ennio Zangrando, Tapan Kumar Mondal, Somen Goswami

Three Ni(II) complexes of cresol-based Schiff-base ligands, namely [Ni2(L1)(NCS)3(H2O)2], (1) [Ni2(L2)(CH3COO)(NCS)2(H2O)] (2) and [Ni2(L3)(NCS)3] (3), (where L1 = 2,6-bis(N-ethylpyrrolidineiminomethyl)-4-methylphenolato, L2 = 2,6-bis(N-ethylpiperidi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::766d19b36711ea982606908dcd7b46f0
https://hdl.handle.net/11368/2555150

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Bio-relevant manganese(II) compartmental ligand complexes: Syntheses, crystal structures and studies of catalytic activities

Autor: Santanu Bhattacharya, Debasis Das, Kazi Sabnam Banu, Totan Ghosh, Ennio Zangrando, Arpita Banerjee, Averi Guha

Three new mono-manganese(II) complexes of a compartmental ligand, namely [Mn(HL)(H 2 O) 3 ](NO 3 ) 2 ·H 2 O ( 1 ), [Mn(HL)(SCN) 2 (H 2 O)]·H 2 O ( 2 ), and [Mn(HL){N(CN) 2 }(H 2 O) 2 ](NO 3 )·H 2 O ( 3 ), where L = 2,6-bis{2-(N-ethyl)pyridineimino

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e1b2a205c3f18cb8547705c2e46d480e
http://hdl.handle.net/11368/2555145

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