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Pàgina inicial > Articles > Articles publicats > Two New Adenine-Based Co(II) Coordination Polymers : |
Data: | 2015 |
Resum: | We report the synthesis of two new three-dimensional coordination polymers (CPs) based on Co(II), adenine, and aromatic tetracarboxylate linkers. Adenine exhibits bidentate binding modes in both CPs, coordinating through the N<inf>3</inf> and N<inf>9</inf> sites in a first compact CP and through the more rare N<inf>3</inf> and N<inf>7</inf> sites in a second open, flexible, and H<inf>2</inf>O-responsive CP. These differences together with an analysis of the extended coordination structures made of adenine reported in the Cambridge Structural Database illustrate the rich coordination versatility of adenine as a building block for CPs. Although the latter CP is nonporous to N<inf>2</inf> or CO<inf>2</inf>, it shows a reversible and detectable color change from pink to purple, and vice versa, upon hydration and dehydration, respectively. |
Ajuts: | European Commission 300390 Ministerio de Economía y Competitividad SEV-2013-0295 |
Drets: | Tots els drets reservats. |
Llengua: | Anglès |
Document: | Article ; recerca ; Versió acceptada per publicar |
Matèria: | Binding modes ; Building blockes ; Cambridge Structural Databases ; Color changes ; Coordination modes ; Coordination Polymers ; Coordination structures |
Publicat a: | Crystal Growth and Design, Vol. 15, Issue 7 (July 2015) , p. 3182-3189, ISSN 1528-7505 |
Postprint 11 p, 1.3 MB |