{"id":{"repo_id":"mo-state","oai_identifier":"oai:bearworks.missouristate.edu:theses-1349"},"canonical_url":"https://search.dev.ndltd.org/etd/mo-state/oai:bearworks.missouristate.edu:theses-1349","repository":{"repo_id":"mo-state","name":"Missouri State University","base_url":"https://bearworks.missouristate.edu/do/oai/"},"display":{"title":"Diels-Alder Reactions of 5-[Methoxypoly(Oxyethylene)]-(3E)-1,3-Pentadiene","abstract":"Poly(ethylene glycol) (PEG) derivatives have wide utility for a variety of biomedical and biotechnical applications, and interest continues in the synthesis of new PEG derivatives that possess novel properties. In this work, we have performed the synthesis of 5-[methoxypoly(oxyethylene)]-(3E)-1,3-pentadiene (Ia) and 5-methoxyethoxy-(3E)-1,3-pentadiene (Ib). Diels-Alder reactions of Ia and Ib with acrolein, maleic anhydride, and diethyl acetylenedicarboxylate have been performed. The products of these reactions have been analyzed by spectroscopic techniques. The Diels-Alder adducts of Ia with maleic anhydride and acrolein are converted corresponding N-hydroxysuccinamide esters. Hydrolysis of these esters have been studied, and their hydrolysis reactions have been investigated.","abstract_html":"Poly(ethylene glycol) (PEG) derivatives have wide utility for a variety of biomedical and biotechnical applications, and interest continues in the synthesis of new PEG derivatives that possess novel properties. In this work, we have performed the synthesis of 5-[methoxypoly(oxyethylene)]-(3E)-1,3-pentadiene (Ia) and 5-methoxyethoxy-(3E)-1,3-pentadiene (Ib). Diels-Alder reactions of Ia and Ib with acrolein, maleic anhydride, and diethyl acetylenedicarboxylate have been performed. The products of these reactions have been analyzed by spectroscopic techniques. The Diels-Alder adducts of Ia with maleic anhydride and acrolein are converted corresponding N-hydroxysuccinamide esters. Hydrolysis of these esters have been studied, and their hydrolysis reactions have been investigated.","abstract_has_math":false,"creators":["Hopkins, Timothy Edward"],"institution":null,"degree_name":"Master of Science in Chemistry","degree_level":"Masters","degree_discipline":"Chemistry and Biochemistry","degree_department":null,"school":null,"contributors":["Reza Herati"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1999,"date_issued":"1999-12-01T08:00:00Z","date_published":"1999-12-01T08:00:00Z","updated_at":"2026-07-24T03:15:23Z","subjects":["Chemistry"],"languages":[],"rights":["© Timothy Edward Hopkins"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://bearworks.missouristate.edu/theses/348","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Reza Herati"]},{"key":"dc:creator","label":"Author","values":["Hopkins, Timothy Edward"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemistry and Biochemistry"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science in Chemistry"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Chemistry"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:rights","label":"Dc Rights","values":["© Timothy Edward Hopkins"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://bearworks.missouristate.edu/theses/348"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Poly(ethylene glycol) (PEG) derivatives have wide utility for a variety of biomedical and biotechnical applications, and interest continues in the synthesis of new PEG derivatives that possess novel properties. In this work, we have performed the synthesis of 5-[methoxypoly(oxyethylene)]-(3E)-1,3-pentadiene (Ia) and 5-methoxyethoxy-(3E)-1,3-pentadiene (Ib). Diels-Alder reactions of Ia and Ib with acrolein, maleic anhydride, and diethyl acetylenedicarboxylate have been performed. The products of these reactions have been analyzed by spectroscopic techniques. The Diels-Alder adducts of Ia with maleic anhydride and acrolein are converted corresponding N-hydroxysuccinamide esters. Hydrolysis of these esters have been studied, and their hydrolysis reactions have been investigated."]},{"key":"dc:title","label":"Title","values":["Diels-Alder Reactions of 5-[Methoxypoly(Oxyethylene)]-(3E)-1,3-Pentadiene"]}]}],"canonical_facts":{"dc:contributor":["Reza Herati"],"dc:creator":["Hopkins, Timothy Edward"],"dc:description.abstract":["Poly(ethylene glycol) (PEG) derivatives have wide utility for a variety of biomedical and biotechnical applications, and interest continues in the synthesis of new PEG derivatives that possess novel properties. In this work, we have performed the synthesis of 5-[methoxypoly(oxyethylene)]-(3E)-1,3-pentadiene (Ia) and 5-methoxyethoxy-(3E)-1,3-pentadiene (Ib). Diels-Alder reactions of Ia and Ib with acrolein, maleic anhydride, and diethyl acetylenedicarboxylate have been performed. The products of these reactions have been analyzed by spectroscopic techniques. The Diels-Alder adducts of Ia with maleic anhydride and acrolein are converted corresponding N-hydroxysuccinamide esters. Hydrolysis of these esters have been studied, and their hydrolysis reactions have been investigated."],"dc:identifier":["https://bearworks.missouristate.edu/theses/348"],"dc:rights":["© Timothy Edward Hopkins"],"dc:subject":["Chemistry"],"dc:title":["Diels-Alder Reactions of 5-[Methoxypoly(Oxyethylene)]-(3E)-1,3-Pentadiene"],"thesis:degree_discipline":["Chemistry and Biochemistry"],"thesis:degree_level":["Masters"],"thesis:degree_name":["Master of Science in Chemistry"]},"updated_at":"2026-07-24T03:15:23Z"}