Synthesis of N-(Dipheylmethyl)Anilines and P-(Diphenylmethyl)Anilines - Esr Study of Their Photofragmentation

dc.contributor.authorSiskos, M. G.en
dc.contributor.authorGaras, S. K.en
dc.contributor.authorZarkadis, A. K.en
dc.contributor.authorBokaris, E. P.en
dc.date.accessioned2015-11-24T16:49:17Z
dc.date.available2015-11-24T16:49:17Z
dc.identifier.issn0009-2940-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/9460
dc.rightsDefault Licence-
dc.subjectbenzenamine derivatives, synthesis ofen
dc.subjectrearrangement, hofmann-martiusen
dc.subjectdiphenylmethyl radicalsen
dc.subjectesr measurementsen
dc.subjectendor measurementsen
dc.subjectsingle electron-transferen
dc.subjecthindered free-radicalsen
dc.subjectspin resonanceen
dc.subjectchemistryen
dc.subjectaminesen
dc.subjectbonden
dc.subjectpairen
dc.titleSynthesis of N-(Dipheylmethyl)Anilines and P-(Diphenylmethyl)Anilines - Esr Study of Their Photofragmentationen
heal.abstractThe reaction of N-substituted anilines 2 with diphenylmethyl halides 1 at room temperature in the presence of AlCl3 affords p-substituted derivatives 3 in good yields according to an electrophilic aromatic substitution. In contrast, aniline itself is only converted to the N-substituted compounds 4. A novel rearrangement from Ph3C-NHPh (4c) to p-(triphenylmethyl)aniline (5) is described. Unexpected photofragmentations of 4a, b are studied by using ESR and ENDOR spectroscopy; e.g., irradiation of 4b with quartz- or pyrex-filtered light leads to the formation of the radicals Ph2C-SiMe3 (7b) and Ph2C - NHPh (6) respectively, following selective cleavage of the C - N and C - Si bond.en
heal.accesscampus-
heal.fullTextAvailabilityTRUE-
heal.identifier.primaryDOI 10.1002/cber.19921251120-
heal.identifier.secondary<Go to ISI>://A1992KC74600019-
heal.identifier.secondaryhttp://onlinelibrary.wiley.com/store/10.1002/cber.19921251120/asset/19921251120_ftp.pdf?v=1&t=hmsubuuv&s=a106a3cdc22eab2b0249c65c898128788be30c62-
heal.journalNameChemische Berichte-Recueilen
heal.journalTypepeer reviewed-
heal.languageen-
heal.publicationDate1992-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.typejournalArticle-
heal.type.elΆρθρο Περιοδικούel
heal.type.enJournal articleen

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