Výsledky vyhledávání - "Alexa Paretzki"

Akademický článek

PESIN Conjugates for Multimodal Imaging: Can Multimerization Compensate Charge Influences on Cell Binding Properties? A Case Study

Autor: Ralph Hübner, Alexa Paretzki, Valeska von Kiedrowski, Marco Maspero, Xia Cheng, Güllü Davarci, Diana Braun, Helen Damerow, Benedikt Judmann, Vasileios Filippou, Clelia Dallanoce, Ralf Schirrmacher, Björn Wängler, Carmen Wängler

Publikováno v: Pharmaceuticals, Vol 14, Iss 6, p 531 (2021)

Recently, anionic charges were found to negatively influence the in vitro gastrin-releasing peptide receptor (GRPR) binding parameters of dually radioisotope and fluorescent dye labeled GRPR-specific peptide dimers. From this, the question arose if t

Externí odkaz: https://doaj.org/article/d0175a4440d946068bdfd9f22a3e203b

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PESIN conjugates for multimodal imaging : can multimerization compensate charge influences on cell binding properties? : a case study

Autor: Diana Braun, Vasileios Filippou, Güllü Davarci, Helen Damerow, Valeska von Kiedrowski, Alexa Paretzki, Benedikt Judmann, Björn Wängler, Ralf Schirrmacher, Ralph Hübner, Clelia Dallanoce, Xia Cheng, Marco Maspero, Carmen Wängler

Publikováno v: Pharmaceuticals
Volume 14
Issue 6
Pharmaceuticals, Vol 14, Iss 531, p 531 (2021)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0b8d6c9a12445a34d9ceaef790f21101
http://elib.uni-stuttgart.de/handle/11682/12878

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Interacting metal and ligand based open shell systems: Challenges for experiment and theory

Autor: Alexa Paretzki, Wolfgang Kaim

Publikováno v: Coordination Chemistry Reviews. 344:345-354

Three-center bridged situations Ru-L-Ru and Q-M-Q (M = Ru, Co, Ni, Cu) containing redox-active transition metals and noninnocently behaving ligand redox systems Lk or Qn (o-iminoquinone/o-iminosemiquinone/o-amidophenolate series) can provide valuable

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7a3ee599d22039b80de96713920f6961
https://doi.org/10.1016/j.ccr.2016.12.008

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Metal–Metal Bridging Using the DPPP Dye System: Electronic Configurations within Multiple Redox Series

Autor: Arijit Singha Hazari, Katharina Beyer, Goutam Kumar Lahiri, Wolfgang Kaim, Abhishek Mandal, Alexa Paretzki

Publikováno v: Inorganic Chemistry. 56:2992-3004

Redox series [LnRu(μ-DPPP)RuLn]k, H2DPPP = 2,5-dihydro-3,6-di-2-pyridylpyrrolo(3,4-c)pyrrole-1,4-dione and L = 2,4-pentanedionato (acac–), 2,2′-bipyridine (bpy), and 2-phenylazopyridine (pap), have been studied by voltammetry (CV, DPV), EPR, and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::633cbb1616f679e7048d4eabf65fc9ec
https://doi.org/10.1021/acs.inorgchem.6b03112

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A structurally characterised redox pair involving an indigo radical: indigo based redox activity in complexes with one or two [Ru(bpy)2] fragments

Autor: Wolfgang Kaim, Prasenjit Mondal, Alexa Paretzki, Madhumita Chatterjee, Katharina Beyer, Goutam Kumar Lahiri

Publikováno v: Dalton Transactions. 46:5091-5102

The reaction between indigo, H(2)Ind, and {Ru(bpy)(2)(EtOH)(2)}(2+) in EtOH/NaOH produced the compounds [Ru(bpy)(2)(mu-Ind)]ClO4 [1] ClO4, rac-{[Ru(bpy)(2)](2)(mu-Ind)}(ClO4)(2) [2](ClO4)(2), and meso-{[Ru(bpy)(2)](2)(mu-Ind)}(ClO4)(3) [2](ClO4)(3),

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ee68202cf47887c11ceba41c0eacba08
https://doi.org/10.1039/c7dt00055c

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Non-innocence and mixed valency in tri- and tetranuclear ruthenium complexes of a heteroquinone bridging ligand

Autor: Abhishek Mandal, Mohd. Asif Ansari, Wolfgang Kaim, Katharina Beyer, Brigitte Schwederski, Alexa Paretzki, Goutam Kumar Lahiri

Publikováno v: Dalton Transactions. 46:15589-15598

The redox-active ligand 5,7,12,14-tetraazapentacene-6,13-quinone = L forms structurally characterised compounds with three (1) or four (2) [Ru(acac)2] complex fragments in which each of the metals is N,O-chelated. The new tris- and tetrakis-bidentate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f4bc20fed2d80cad16515da3ec7c91c8
https://doi.org/10.1039/c7dt03509h

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The BIAN ligand 1,2-bis[(2,6-diisopropylphenyl)imino]acenaphthene: An electron sponge or a 'normal' α-diimine ligand?

Autor: Isabell M. Löw, Stanislav Záliš, Alexa Paretzki, Wolfgang Kaim, Martina Bubrin, Jan Fiedler

Publikováno v: Inorganica Chimica Acta. 455:540-548

The compounds [ fac -Re(CO) 3 Cl(L)] and [M(CO) 4 (L)], M = Cr, Mo, W and L = 1,2-bis[(2,6-diisopropylphenyl)imino]acenaphthene, have been studied electrochemically and spectroelectrochemically (IR, UV–vis-NIR, EPR). The neutral rhenium complex con

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0c4f27b0eca058b8aeb1adc226c39cbb
https://doi.org/10.1016/j.ica.2016.05.054

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Isomeric Diruthenium Complexes of a Heterocyclic and Quinonoid Bridging Ligand: Valence and Spin Alternatives for the Metal/Ligand/Metal Arrangement

Autor: Alexa Paretzki, Wolfgang Kaim, Katharina Beyer, Goutam Kumar Lahiri, Abhishek Mandal, Mohd. Asif Ansari

Publikováno v: Inorganic Chemistry. 55:12357-12365

5,7,12,14-Tetraazapentacene-6,13-quinone (L) reacts with 2 equiv of [Ru(acac)(2)(CH3CN)(2)] to form two linkage isomeric bis(chelate) compounds, [{Ru-II(acac)(2)}(2)( mu-L)], blue 1, with 5,6;12,13 coordination and violet 2 with 5,6;13,14 coordinatio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5147c2fba487db2dcd4b6ace287065f6
https://doi.org/10.1021/acs.inorgchem.6b02245

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Different manifestations of enhanced π-acceptor ligation at every redox level of [Os(9-OP)L2]n, n = 2+, +, 0, − (9-OP− = 9-oxidophenalenone and L = bpy or pap)

Autor: Stanislav Záliš, Goutam Kumar Lahiri, Wolfgang Kaim, Alexa Paretzki, Arijit Singha Hazari, Jan Fiedler

Publikováno v: Dalton Transactions. 45:18241-18251

The title complexes were isolated as structurally characterised compounds [Os-II(9-OP)L-2]ClO4, L = 2,2'-bipyridine (bpy) or 2-phenylazopyridine (pap), and were compared with ruthenium analogues. A reversible one-electron oxidation and up to three re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f09bbf20cd1ca4fa8974b362b933dd1
https://doi.org/10.1039/c6dt03764j

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Electronic, charge and magnetic interactions in three-centre systems

Autor: Sara Kämper, Alexa Paretzki, Martina Bubrin, Shengfa Ye, Wolfgang Kaim, Ralph Hübner

Publikováno v: Journal of Materials Chemistry C. 3:4801-4809

Three-centre systems [QCuQ]n containing electron transfer-active and donor-substituted o-iminoquinone ligands were synthesised and studied as models for electronic, charge and magnetic coupling within materials involving coordinative bonding. The neu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e40936a73a1835d2303d87fdac7bb572
https://doi.org/10.1039/c5tc00658a

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