Zobrazeno 1 - 10 of 11 pro vyhledávání: '"Silvio Heider"'
1
Spin state variability in Fe2+ complexes of substituted (2-(pyridin-2-yl)-1,10-phenanthroline) ligands as versatile terpyridine analogues
Autor: Silvio Heider, Tobias Rüffer, Charles Lochenie, Birgit Weber, Gerald Hörner, Dieter Schaarschmidt, Paul Djomgoue, Holm Petzold
Publikováno v: Dalton Transactions. 46:6218-6229
Fe2+ spin crossover complexes [Fe(L)2]2+ (L = 2-(6-R1-pyridin-2-yl)-1,10-phenanthroline with R1 = H, methoxy, bromo, -(1H-pyrazol-1-yl) or L = 2-(3-methoxy-pyridin-2-yl)-1,10-phenanthroline) were prepared. These air stable and durable complexes show
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::99264e97ae0d8e67497858c266955fed
https://doi.org/10.1039/c7dt00422b
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2
Syntheses of P –aryl- and P –alkyl substituted 2,2′,6,6′–tetraphosphanyl–1,1′–biphenyls
Autor: Tobias Rüffer, Albara I. Alrawashdeh, Holm Petzold, Georg Teucher, Linda Schnaubelt, Silvio Heider
Publikováno v: Journal of Organometallic Chemistry. 821:142-149
A convenient synthesis of 2,2′,6,6′-tetraphosphanylbiphenyls 1 by lithium/halide exchange and electrophilic reaction with chlorophosphanes or palladium catalyzed phosphanylation is presented. Three examples of 2,2′,6,6′-tetraphosphanylbipheny
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b03b42f798e068fb65b07cea4095ca22
https://doi.org/10.1016/j.jorganchem.2016.04.001
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4
Modification of a Hexadentate Amine based Ligand System byN-Methylation and Effects on Spin State and Redox ­Behavior of the Corresponding Transition Metal Complexes
Autor: Holm Petzold, Dieter Schaarschmidt, Tobias Rüffer, J. Matthäus Speck, Silvio Heider
Publikováno v: Zeitschrift für anorganische und allgemeine Chemie. 640:1360-1367
Recently, the synthesis of hexadentate ligands based on N,N′-bis-(2,2′-bipyridine-6-ylmethyl)-2,2′-biphenylenediamine (1a–d) and the corresponding iron(II) complexes (3a–d) was reported by our group. In this contribution we present the synt
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c257e6468084300f0f590745b593bb19
https://doi.org/10.1002/zaac.201300615
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6
Synthesis of 6,6′‐Bis(dimethylamino)‐ and 6,6′‐Dibromo‐Substituted 2,2′‐Diphosphanylbiphenyls and Their Palladium Complexes
Autor: Linda Haufe, Albara I. Alrawashdeh, Tobias Rüffer, Silvio Heider, Holm Petzold
Publikováno v: European Journal of Inorganic Chemistry. 2013:4858-4866
New 6,6′-dibromo- and 6,6′-bis(dimethylamino)-substituted 2,2′-diphosphanylbiphenyl ligands 11–14 were prepared starting from 2,2′-dibromo-4,4′-dimethyl-6,6′-dinitro-1,1′-biphenyl (4). Depending on the phosphane groups [diphenylphosph
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3f54661fbcd9afd722908132adc6b687
https://doi.org/10.1002/ejic.201300473
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7
A Bis(hexadentate) Biphenyl‐Based N 12 Ligand and Its Fe II Complexes
Autor: Georg Teucher, Holm Petzold, Silvio Heider
Publikováno v: European Journal of Inorganic Chemistry. 2013:2382-2388
The novel biphenyl-based ligand N,N′,N″,N″′-tetrakis(2,2′-bipyridin-6-ylmethyl)-4,4′-dimethyl-1,1′-biphenyl-2,2′,6,6′-tetramine (6) with 12 nitrogen donor atoms has been synthesized. Ligand 6 is able to host two metal ions in an oct
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0eb4f6c2faf627ab87fd76e47036b7ce
https://doi.org/10.1002/ejic.201201443
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8
Synthesis, Electrochemistry, Spectroelectrochemistry, and Solid-State Structures of Palladium Biferrocenylphosphines and Their Use in C,C Cross-Coupling Reactions
Autor: Dieter Schaarschmidt, Sabrina Krauße, Manja Lohan, Bianca Milde, Silvio Heider, Heinrich Lang, J. Matthäus Speck, Tobias Rüffer
Publikováno v: Organometallics. 31:2310-2326
The series of biferrocenyl-functionalized phosphines Bfc(PR2)/Bfc(Se═PR2) (R = C6H5 (6/14), C6H4-2-CH3 (7/15), cC4H3O (8/16), cC6H11 (9/17); Bfc = 1′-biferrocenyl, Fe(η5-C5H5)(η5-C5H4)Fe(η5-C5H4)2) and biferrocenyl diphosphines bfc(PR2)2/bfc(S
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f56bb35e990c40ebb977242b5ffa8648
https://doi.org/10.1021/om201220w
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9
N , N′ ‐Bis(2,2′‐bipyridine‐6‐ylmethyl)‐2,2′‐biphenylenediamines: A Tuneable Ligand Scaffold for Room Temperature Fe 2+ SCO Complexes
Autor: Holm Petzold, Silvio Heider
Publikováno v: European Journal of Inorganic Chemistry. 2011:1249-1254
Condensation and subsequent reduction of 2,2′-diaminobiphenyls 5 with 6′- and 5′-substituted 6-carbaldehyde-2,2′-bipyridines 4 yielded N,N′-bis(2,2′-bipyridine-6-ylmethyl)-2,2′-biphenyl-enediamines 7, which were employed as hexadendate
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4efcb67368033f7491b264f83125581c
https://doi.org/10.1002/ejic.201001139
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10
A simple synthesis of trans-RuCl(CCR)(dppe)2 complexes and representative molecular structures
Autor: Mark A. Fox, Paul J. Low, Małgorzata E. Zakrzewska, Julian D. Farmer, Judith A. K. Howard, Silvio Heider, Dmitry S. Yufit, Victor Pérez-Gregorio, Jonathan E. Harris
Publikováno v: Journal of Organometallic Chemistry. 694:2350-2358
The five-coordinate complex [RuCl(dppe)2]OTf ([2]OTf) is obtained in high yield by the sequential reduction of RuCl3 · nH2O to RuCl2(PPh3)3, subsequent phosphine substitution to give trans-RuCl2(dppe)2 (trans-1) and finally chloride abstraction (AgO
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c92ce5f5fcc2c6b83a7112c66c81a5c0
https://doi.org/10.1016/j.jorganchem.2009.03.033
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