Source:http://linkedlifedata.com/resource/pubmed/id/16268557
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
23
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pubmed:dateCreated |
2005-11-4
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pubmed:abstractText |
[reaction: see text] Two easy-to-synthesize polypyrrolic 2,5-diamidothiophene Schiff base macrocycles are reported, along with their anion binding properties as determined via UV-vis spectroscopic titrations carried out in dichloroethane. There is a striking difference between the interactions with anions of the two macrocycles, a finding ascribed to differences in their rigidity. For example, the more flexible dipyrromethane-derived macrocycle displays a 1.2:1 hydrogen sulfate versus nitrate selectivity, while its more rigid bipyrrole-derived congener shows a 7.4:1 selectivity in favor to hydrogen sulfate.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
1523-7060
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
10
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pubmed:volume |
7
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
5277-80
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pubmed:year |
2005
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pubmed:articleTitle |
Synthesis and anion binding properties of 2,5-diamidothiophene polypyrrole Schiff base macrocycles.
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pubmed:affiliation |
Department of Chemistry and Biochemistry and Institute for Cellular and Molecular Biology, University of Texas at Austin, 1 University Station A5300, Austin, Texas 78712-0165, USA. sessler@mail.utexas.edu
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pubmed:publicationType |
Journal Article
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