{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/84443"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/84443","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Synthesis, Characterization, and Ring -Opening Metathesis Polymerization Activity of Pentamethylcyclopentadienyl Osmium Complexes","abstract":"Several acetonitrile complexes have been prepared; among these are [Cp*Os(CH 3CN)3][PF6], [CP*Os(PPh3)2(CH 3CN)][PF6], and [Cp*Os(COD)(CH3CN)]-[PF6 ]. Addition of 1,3-cyclooctadiene to Cp*2Os2Br 4 in refluxing ethanol affords the allyl complex Cp*Os(eta 3-C8H13)Br2. Treatment of the dimethyl compound Cp*Os(eta3-C4H7)Me2 with HBF4 and water affords the aqua-substituted complex, [Cp*Os(eta3-C4H7)(OH2)][BF 4](eta3-C4H7 =eta3-CH 2CMeCH2). The unusual bridging anilide complex Cp*2 Os2(NPh)2Br2 is synthesized by treating Cp*2Os2Br4 with LiNHPh in ether.","abstract_html":"Several acetonitrile complexes have been prepared; among these are [Cp*Os(CH 3CN)3][PF6], [CP*Os(PPh3)2(CH 3CN)][PF6], and [Cp*Os(COD)(CH3CN)]-[PF6 ]. Addition of 1,3-cyclooctadiene to Cp*2Os2Br 4 in refluxing ethanol affords the allyl complex Cp*Os(eta 3-C8H13)Br2. Treatment of the dimethyl compound Cp*Os(eta3-C4H7)Me2 with HBF4 and water affords the aqua-substituted complex, [Cp*Os(eta3-C4H7)(OH2)][BF 4](eta3-C4H7 =eta3-CH 2CMeCH2). The unusual bridging anilide complex Cp*2 Os2(NPh)2Br2 is synthesized by treating Cp*2Os2Br4 with LiNHPh in ether.","abstract_has_math":false,"creators":["Brumaghim, Julia Lynn"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemistry","degree_department":null,"school":null,"contributors":["Girolami, Gregory S."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T22:14:31Z","date_published":"2015-09-25T22:14:31Z","updated_at":"2026-07-22T22:26:23Z","subjects":["Chemistry, Polymer"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI9944805"],"render_values":[{"text":"(MiAaPQ)AAI9944805","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/84443","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Girolami, Gregory S."]},{"key":"dc:creator","label":"Author","values":["Brumaghim, Julia Lynn"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T22:14:31Z","10000-01-01","1999"]},{"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, Polymer"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/84443","(MiAaPQ)AAI9944805"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Several acetonitrile complexes have been prepared; among these are [Cp*Os(CH 3CN)3][PF6], [CP*Os(PPh3)2(CH 3CN)][PF6], and [Cp*Os(COD)(CH3CN)]-[PF6 ]. Addition of 1,3-cyclooctadiene to Cp*2Os2Br 4 in refluxing ethanol affords the allyl complex Cp*Os(eta 3-C8H13)Br2. Treatment of the dimethyl compound Cp*Os(eta3-C4H7)Me2 with HBF4 and water affords the aqua-substituted complex, [Cp*Os(eta3-C4H7)(OH2)][BF 4](eta3-C4H7 =eta3-CH 2CMeCH2). The unusual bridging anilide complex Cp*2 Os2(NPh)2Br2 is synthesized by treating Cp*2Os2Br4 with LiNHPh in ether.","Made available in DSpace on 2015-09-25T22:14:31Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9944805.pdf: 8123813 bytes, checksum: f41e530ac6e4d2b5a6ee4a0dbfd001b1 (MD5) Previous issue date: 1999","Embargo set by: Seth Robbins for item 85724 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","188 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1999."]},{"key":"dc:title","label":"Title","values":["Synthesis, Characterization, and Ring -Opening Metathesis Polymerization Activity of Pentamethylcyclopentadienyl Osmium Complexes"]}]}],"canonical_facts":{"dc:contributor":["Girolami, Gregory S."],"dc:creator":["Brumaghim, Julia Lynn"],"dc:date":["2015-09-25T22:14:31Z","10000-01-01","1999"],"dc:description":["Several acetonitrile complexes have been prepared; among these are [Cp*Os(CH 3CN)3][PF6], [CP*Os(PPh3)2(CH 3CN)][PF6], and [Cp*Os(COD)(CH3CN)]-[PF6 ]. Addition of 1,3-cyclooctadiene to Cp*2Os2Br 4 in refluxing ethanol affords the allyl complex Cp*Os(eta 3-C8H13)Br2. Treatment of the dimethyl compound Cp*Os(eta3-C4H7)Me2 with HBF4 and water affords the aqua-substituted complex, [Cp*Os(eta3-C4H7)(OH2)][BF 4](eta3-C4H7 =eta3-CH 2CMeCH2). The unusual bridging anilide complex Cp*2 Os2(NPh)2Br2 is synthesized by treating Cp*2Os2Br4 with LiNHPh in ether.","Made available in DSpace on 2015-09-25T22:14:31Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9944805.pdf: 8123813 bytes, checksum: f41e530ac6e4d2b5a6ee4a0dbfd001b1 (MD5) Previous issue date: 1999","Embargo set by: Seth Robbins for item 85724 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","188 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1999."],"dc:identifier":["http://hdl.handle.net/2142/84443","(MiAaPQ)AAI9944805"],"dc:language":["eng"],"dc:subject":["Chemistry, Polymer"],"dc:title":["Synthesis, Characterization, and Ring -Opening Metathesis Polymerization Activity of Pentamethylcyclopentadienyl Osmium Complexes"],"dc:type":["text"],"thesis:degree_discipline":["Chemistry"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:23Z"}