Synthesis of a diaryliodonium salt and its use in the direct arylation of andole: a two-step experiment for the organic teaching laboratory

dc.contributor.authorPrendergast, Aisling M.
dc.contributor.authorShanahan, Rachel
dc.contributor.authorHickey, Aobha
dc.contributor.authorHarrington, Francis
dc.contributor.authorSchönbauer, David
dc.contributor.authorByrne, Peter A.
dc.contributor.authorSchnürch, Michael
dc.contributor.authorMcGlacken, Gerard P.
dc.contributor.funderScience Foundation Irelanden
dc.contributor.funderEuropean Cooperation in Science and Technologyen
dc.date.accessioned2020-08-05T12:46:24Z
dc.date.available2020-08-05T12:46:24Z
dc.date.issued2019-11-04
dc.date.updated2020-08-04T01:14:08Z
dc.description.abstractIn the past decade, C–H functionalization has been a very active topic of research in both academia and industry. When a H atom is replaced by an aryl (or heteroaryl) group, the transformation is termed “direct arylation”. This approach to the formation of key (hetero)aryl–(hetero)aryl bonds is complementary to traditional methods, such as the Suzuki–Miyaura and Stille reactions. Direct arylation/C–H functionalization is not represented in the majority of undergraduate chemistry laboratory curricula. An experiment is described here in which students carry out a multistep process, synthesizing a diaryliodonium salt and using it in the direct arylation of indole. Important organic and organometallic chemistry concepts are covered, including catalysis, traditional cross-coupling, C–H functionalization, multistep reaction processes, and regioselectivity. The experiment was successfully carried out by third- and fourth-year students in two universities over a two-year period (four times in total). Both high-yielding and low-yielding chemical steps were encountered, and a number of pedagogical approaches evolved.en
dc.description.sponsorshipEuropean Cooperation in Science and Technology (European COST, Action CA15106 (C−H Activation in Organic Synthesis, CHAOS))en
dc.description.statusPeer revieweden
dc.description.versionAccepted Versionen
dc.format.mimetypeapplication/pdfen
dc.identifier.citationPrendergast, A. M., Shanahan, R., Hickey, A., Harrington, F., Schönbauer, D., Byrne, P. A., Schnürch, M. and McGlacken, G. P. (2020) 'Synthesis of a Diaryliodonium Salt and Its Use in the Direct Arylation of Indole: A Two-Step Experiment for the Organic Teaching Laboratory', Journal of Chemical Education, 97(1), pp. 200-206. doi: 10.1021/acs.jchemed.9b00525en
dc.identifier.doi10.1021/acs.jchemed.9b00525en
dc.identifier.endpage206en
dc.identifier.issn0021-9584
dc.identifier.journaltitleJournal Of Chemical Educationen
dc.identifier.startpage200en
dc.identifier.urihttps://hdl.handle.net/10468/10356
dc.identifier.volume97en
dc.language.isoenen
dc.publisherAmerican Chemical Societyen
dc.relation.projectinfo:eu-repo/grantAgreement/SFI/SFI Investigator Programme/12/IP/1315/IE/The Direct Arylation of Pyrones, Coumarins, Pyridones and Quinolones/en
dc.relation.projectinfo:eu-repo/grantAgreement/SFI/SFI Research Centres/12/RC/2275/IE/Synthesis and Solid State Pharmaceutical Centre (SSPC)/en
dc.relation.urihttps://pubs.acs.org/doi/abs/10.1021/acs.jchemed.9b00525
dc.rights© 2019 American Chemical Society and Division of Chemical Education, Inc. This document is the Accepted Manuscript version of a Published Work that appeared in final form in Journal of Chemical Education, copyright © American Chemical Society after peer review and technical editing by the publisher. To access the final edited and published work see https://pubs.acs.org/doi/abs/10.1021/acs.jchemed.9b00525en
dc.subjectUpper-division undergraduateen
dc.subjectOrganic chemistryen
dc.subjectLaboratory instructionen
dc.subjectHands-on learning/manipulativesen
dc.subjectSynthesisen
dc.subjectCatalysisen
dc.titleSynthesis of a diaryliodonium salt and its use in the direct arylation of andole: a two-step experiment for the organic teaching laboratoryen
dc.typeArticle (peer-reviewed)en
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