{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/10318"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/10318","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Physicochemical studies of the inclusion of selected agrochemicals in cyclodextrins","abstract":"Pesticides frequently display adverse properties such as low aqueous solubility, low stability, and high toxicity that limit their applications and render them environmentally hazardous. The possibility of improving these physical properties was attempted by complexing four pesticides with native and derivatised cyclodextrins (CDs). The pesticides studied included: the phenylurea herbicide, cycluron; an organochlorine insecticide, endosulfan; an organophosphorus insecticide, fenitrothion; and the chloroacetanilide herbicide, acetochlor. A study of CD complexation with these pesticides in solution as well as in the solid state was undertaken. A further set of experiments was conducted, whereby the thermal stabilities of three isostructural inclusion complexes were evaluated using thermogravimetric analysis.","abstract_html":"Pesticides frequently display adverse properties such as low aqueous solubility, low stability, and high toxicity that limit their applications and render them environmentally hazardous. The possibility of improving these physical properties was attempted by complexing four pesticides with native and derivatised cyclodextrins (CDs). The pesticides studied included: the phenylurea herbicide, cycluron; an organochlorine insecticide, endosulfan; an organophosphorus insecticide, fenitrothion; and the chloroacetanilide herbicide, acetochlor. A study of CD complexation with these pesticides in solution as well as in the solid state was undertaken. A further set of experiments was conducted, whereby the thermal stabilities of three isostructural inclusion complexes were evaluated using thermogravimetric analysis.","abstract_has_math":false,"creators":["Cruickshank, Dyanne Louise"],"institution":"Department of Chemistry","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Caira, Mino R","Bourne, Susan A"],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011","date_published":"2011","updated_at":"2026-07-22T22:23:21Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/10318","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Caira, Mino R","Bourne, Susan A"]},{"key":"dc:creator","label":"Author","values":["Cruickshank, Dyanne Louise"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-12-27T19:54:21Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-12-27T19:54:21Z"]},{"key":"dc:date.issued","label":"Date","values":["2011"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Chemistry"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Doctoral Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Doctoral"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["PhD"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/10318"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes bibliographic references."]},{"key":"dc:description.abstract","label":"Abstract","values":["Pesticides frequently display adverse properties such as low aqueous solubility, low stability, and high toxicity that limit their applications and render them environmentally hazardous. The possibility of improving these physical properties was attempted by complexing four pesticides with native and derivatised cyclodextrins (CDs). The pesticides studied included: the phenylurea herbicide, cycluron; an organochlorine insecticide, endosulfan; an organophosphorus insecticide, fenitrothion; and the chloroacetanilide herbicide, acetochlor. A study of CD complexation with these pesticides in solution as well as in the solid state was undertaken. A further set of experiments was conducted, whereby the thermal stabilities of three isostructural inclusion complexes were evaluated using thermogravimetric analysis."]},{"key":"dc:title","label":"Title","values":["Physicochemical studies of the inclusion of selected agrochemicals in cyclodextrins"]}]}],"canonical_facts":{"dc:contributor.advisor":["Caira, Mino R","Bourne, Susan A"],"dc:creator":["Cruickshank, Dyanne Louise"],"dc:date.accessioned":["2014-12-27T19:54:21Z"],"dc:date.available":["2014-12-27T19:54:21Z"],"dc:date.issued":["2011"],"dc:description":["Includes bibliographic references."],"dc:description.abstract":["Pesticides frequently display adverse properties such as low aqueous solubility, low stability, and high toxicity that limit their applications and render them environmentally hazardous. The possibility of improving these physical properties was attempted by complexing four pesticides with native and derivatised cyclodextrins (CDs). The pesticides studied included: the phenylurea herbicide, cycluron; an organochlorine insecticide, endosulfan; an organophosphorus insecticide, fenitrothion; and the chloroacetanilide herbicide, acetochlor. A study of CD complexation with these pesticides in solution as well as in the solid state was undertaken. A further set of experiments was conducted, whereby the thermal stabilities of three isostructural inclusion complexes were evaluated using thermogravimetric analysis."],"dc:identifier.uri":["http://hdl.handle.net/11427/10318"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Chemistry"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Physicochemical studies of the inclusion of selected agrochemicals in cyclodextrins"],"dc:type":["Doctoral Thesis"],"dc:type.qualificationlevel":["Doctoral"],"dc:type.qualificationname":["PhD"]},"updated_at":"2026-07-22T22:23:21Z"}