First example of mixed azoheterocycles: structural studies of metallo-macrocycle Ag(I) versus tetrahedral Cd(II) complexes of pyridyl-azo-imidazole

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Title: First example of mixed azoheterocycles: structural studies of metallo-macrocycle Ag(I) versus tetrahedral Cd(II) complexes of pyridyl-azo-imidazole
Authors: Mathur, T.1, Jasimuddin, Sk.1, Milton, H.2, Woollins, J.D.2, Sinha, C.1 c_r_sinha@yahoo.com
Source: Inorganica Chimica Acta. Sep2004, Vol. 357 Issue 12, p3503-3509. 7p.
Subjects: Silver, Alkylation, Heterocyclic compounds, X-ray diffraction
Abstract: Imidazolyl and 3′-pyridyl are linked by azo bond (–N&z.dbnd6;N–) to synthesize hitherto unknown mixed heterocyclic azo molecules, 2-[(3′-pyridyl)azo]imidazole (3′-PyaiH). Alkylation in presence of NaH has synthesized 1-alkyl-2-[(3′-pyridyl)azo]imidazole (3′-PyaiR′). 3′-PyaiR′ include three types of N-donor centers: N(imidazole), N(azo) and a peripheral N(pyridine). They bind to Ag+ to form 2:2 metallo-macrocycle, [Ag(3′-PyaiR′)]22+, while the reaction with Cd2+ forms Cd(3′-PyaiR′)42+. The complexes are structurally characterized by X-ray diffraction studies. [Copyright &y& Elsevier]
Copyright of Inorganica Chimica Acta is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  Data: <searchLink fieldCode="JN" term="%22Inorganica+Chimica+Acta%22">Inorganica Chimica Acta</searchLink>. Sep2004, Vol. 357 Issue 12, p3503-3509. 7p.
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  Data: <searchLink fieldCode="DE" term="%22Silver%22">Silver</searchLink><br /><searchLink fieldCode="DE" term="%22Alkylation%22">Alkylation</searchLink><br /><searchLink fieldCode="DE" term="%22Heterocyclic+compounds%22">Heterocyclic compounds</searchLink><br /><searchLink fieldCode="DE" term="%22X-ray+diffraction%22">X-ray diffraction</searchLink>
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  Data: Imidazolyl and 3′-pyridyl are linked by azo bond (–N&z.dbnd6;N–) to synthesize hitherto unknown mixed heterocyclic azo molecules, 2-[(3′-pyridyl)azo]imidazole (3′-PyaiH). Alkylation in presence of NaH has synthesized 1-alkyl-2-[(3′-pyridyl)azo]imidazole (3′-PyaiR′). 3′-PyaiR′ include three types of N-donor centers: N(imidazole), N(azo) and a peripheral N(pyridine). They bind to Ag+ to form 2:2 metallo-macrocycle, [Ag(3′-PyaiR′)]<f>2</f>2+, while the reaction with Cd2+ forms Cd(3′-PyaiR′)<f>4</f>2+. The complexes are structurally characterized by X-ray diffraction studies. [Copyright &y& Elsevier]
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  Data: <i>Copyright of Inorganica Chimica Acta is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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        Value: 10.1016/j.ica.2004.04.028
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        Text: English
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      – SubjectFull: Heterocyclic compounds
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