Utilize este identificador para referenciar este registo:
https://hdl.handle.net/1822/22048
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Campo DC | Valor | Idioma |
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dc.contributor.author | Zaki, M. | - |
dc.contributor.author | Bettencourt, Ana Paula | - |
dc.contributor.author | Fernandes, Francisco Manuel Carvalho Pinto | - |
dc.contributor.author | Proença, M. Fernanda R. P. | - |
dc.date.accessioned | 2012-12-21T17:56:45Z | - |
dc.date.available | 2012-12-21T17:56:45Z | - |
dc.date.issued | 2012-06 | - |
dc.identifier.citation | Magdi E.A. Zaki, A. Paula Bettencourt, Francisco M. Fernandes, M. Fernanda Proença, Synthesis and electrochemical evaluation of substituted imidazo[4,5-d]pyrrolo[3,2-f][1,3] diazepine scaffolds, Tetrahedron, Volume 68, Issue 24, 17 June 2012, Pages 4628-4634, ISSN 0040-4020, 10.1016/j.tet.2012.04.030. | por |
dc.identifier.issn | 0040-4020 | por |
dc.identifier.uri | https://hdl.handle.net/1822/22048 | - |
dc.description.abstract | Substituted 4-(2,5-dihydro-1H-pyrrol-3-yl)-1H-imidazoles were prepared from 5-amino-1-aryl-4-cyanoformimidoylimidazoles and cyanoacetamide, under mild experimental conditions. The pyrrolyl-imidazoles were cyclized to the corresponding 7,8-dihydroimidazo[4,5-b]pyrrolo[3,4-d]pyridines by reflux in ethanol, with catalysis by DBU. The same pyrrolyl-imidazoles were reacted with orthoesters, at room temperature and in the presence of sulfuric acid, to generate 3,7-dihydro-8H-imidazo[4,5-d]pyrrolo[3,2-f]diazepines in very good yield. Electrochemical studies of the imidazo[4,5-d]pyrrolo[3,2-f][1,3]diazepine derivatives were carried out. The reduction potential of 7-ethyl-3-(4-methoxyphenyl)-8-oxo-7,8-dihydro-3H-imidazo[4,5-d]pyrrolo[3,2-f][1,3]diazepine-9-carbonitrile was in the adequate range for presenting bioreduction properties. | por |
dc.description.sponsorship | Fundação para a Ciência e a Tecnologia (FCT) | por |
dc.language.iso | eng | por |
dc.publisher | Elsevier 1 | por |
dc.rights | restrictedAccess | por |
dc.subject | Cyanoformimidoyl imidazole | por |
dc.subject | Cyanoacetamide | por |
dc.subject | Imidazo-pyrrolodiazepine | por |
dc.subject | Cyclic voltammetry | por |
dc.subject | Reduction potential | por |
dc.title | Synthesis and electrochemical evaluation of substituted imidazo[4,5-d]pyrrolo[3,2-f][1,3] diazepine scaffolds | por |
dc.type | article | por |
dc.peerreviewed | yes | por |
dc.relation.publisherversion | The original publication is available at www.sciencedirect.com/science/article/pii/S0040402012005480 | por |
sdum.publicationstatus | published | por |
oaire.citationStartPage | 4628 | por |
oaire.citationEndPage | 4634 | por |
oaire.citationIssue | 24 | por |
oaire.citationTitle | Tetrahedron | por |
oaire.citationVolume | 68 | por |
dc.identifier.doi | 10.1016/j.tet.2012.04.030 | por |
dc.subject.wos | Science & Technology | por |
sdum.journal | Tetrahedron | por |
Aparece nas coleções: | CDQuim - Artigos (Papers) |
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Ficheiro | Descrição | Tamanho | Formato | |
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Synthesis and electrochemical evaluation .pdf Acesso restrito! | 462,86 kB | Adobe PDF | Ver/Abrir |