{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/70219"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/70219","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"A Nanosecond Laser Spectrophotometric and Product Investigation of the Chemistry of Fluorenylidene","abstract":"Fluorenylidene has been generated by laser flash photolysis of diazofluorene in fluid solution. The chemistry of fluorenylidene has been studied in hexafluorobenzene, cyclohexane, cyclopropane, spiropentane, acetonitrile, and Freon 113 spectroscopically, and chemically by isolation and characterization of products. Proposal of an equilibrium between singlet and triplet fluorenylidene has been made. Evidence has also been presented for a reassignment of transient absorptions in the reported transient absorption spectrum, most notably, that in acetonitrile, a nitrile ylide has been observed, formed from the interaction of fluorenylidene with the solvent.","abstract_html":"Fluorenylidene has been generated by laser flash photolysis of diazofluorene in fluid solution. The chemistry of fluorenylidene has been studied in hexafluorobenzene, cyclohexane, cyclopropane, spiropentane, acetonitrile, and Freon 113 spectroscopically, and chemically by isolation and characterization of products. Proposal of an equilibrium between singlet and triplet fluorenylidene has been made. Evidence has also been presented for a reassignment of transient absorptions in the reported transient absorption spectrum, most notably, that in acetonitrile, a nitrile ylide has been observed, formed from the interaction of fluorenylidene with the solvent.","abstract_has_math":false,"creators":["Grasse, Peter Brunner"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemistry","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2014,"date_issued":"2014-12-15T23:17:55Z","date_published":"2014-12-15T23:17:55Z","updated_at":"2026-07-22T22:26:02Z","subjects":["Chemistry, Organic"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(UMI)AAI8324563"],"render_values":[{"text":"(UMI)AAI8324563","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/70219","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Grasse, Peter Brunner"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2014-12-15T23:17:55Z","10000-01-01","1983"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemistry"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Chemistry, Organic"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/70219","(UMI)AAI8324563"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Fluorenylidene has been generated by laser flash photolysis of diazofluorene in fluid solution. The chemistry of fluorenylidene has been studied in hexafluorobenzene, cyclohexane, cyclopropane, spiropentane, acetonitrile, and Freon 113 spectroscopically, and chemically by isolation and characterization of products. Proposal of an equilibrium between singlet and triplet fluorenylidene has been made. Evidence has also been presented for a reassignment of transient absorptions in the reported transient absorption spectrum, most notably, that in acetonitrile, a nitrile ylide has been observed, formed from the interaction of fluorenylidene with the solvent.","Made available in DSpace on 2014-12-15T23:17:55Z (GMT). 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The chemistry of fluorenylidene has been studied in hexafluorobenzene, cyclohexane, cyclopropane, spiropentane, acetonitrile, and Freon 113 spectroscopically, and chemically by isolation and characterization of products. Proposal of an equilibrium between singlet and triplet fluorenylidene has been made. Evidence has also been presented for a reassignment of transient absorptions in the reported transient absorption spectrum, most notably, that in acetonitrile, a nitrile ylide has been observed, formed from the interaction of fluorenylidene with the solvent.","Made available in DSpace on 2014-12-15T23:17:55Z (GMT). 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