Source:http://linkedlifedata.com/resource/pubmed/id/16488184
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
2006-11-19
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pubmed:abstractText |
The charge transfer complex (CT-complex) between oxatomide drug and 2,3-dichloro-5,6-dicyanobenzoquinone (DDQ) was studied spectrophotometrically in 10 solvents at different temperatures. The donor oxatomide is found to form stable 1:1 stoichiometric complex with DDQ and the stoichiometry was unaffected by change in polarity of the solvent studied. The DeltaH degrees, DeltaS degrees and DeltaG degrees values are all negative, so the studied complex is reasonably stable and exothermic in nature. The ionization potential of the drug was determined using the CT-absorption bands of the complex in all the solvents. The dissociation energy of the charge transfer excited state for the CT-complex in different solvents was also determined and is found to be constant. The spectroscopic and thermodynamic properties were observed to be sensitive to the nature of the solvent.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Anti-Allergic Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Benzoquinones,
http://linkedlifedata.com/resource/pubmed/chemical/Piperazines,
http://linkedlifedata.com/resource/pubmed/chemical/Reducing Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Solvents,
http://linkedlifedata.com/resource/pubmed/chemical/dichlorodicyanobenzoquinone,
http://linkedlifedata.com/resource/pubmed/chemical/oxatomide
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
1386-1425
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
65
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1148-53
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pubmed:meshHeading |
pubmed-meshheading:16488184-Absorption,
pubmed-meshheading:16488184-Anti-Allergic Agents,
pubmed-meshheading:16488184-Benzoquinones,
pubmed-meshheading:16488184-Drug Interactions,
pubmed-meshheading:16488184-Models, Biological,
pubmed-meshheading:16488184-Piperazines,
pubmed-meshheading:16488184-Reducing Agents,
pubmed-meshheading:16488184-Solvents,
pubmed-meshheading:16488184-Spectrum Analysis,
pubmed-meshheading:16488184-Thermodynamics
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pubmed:year |
2006
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pubmed:articleTitle |
Solvent effect on the charge transfer complex of oxatomide with 2,3-dichloro-5,6-dicyanobenzoquinone.
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pubmed:affiliation |
Department of Chemistry, Gandhigram Rural Institute, Deemed University, Gandhigram 624 302, India.
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pubmed:publicationType |
Journal Article
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