{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/6336"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/6336","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Synthesis of N-alkyl-and N,N-dialkyl-N'-acyl- and N'-aroythioureas, and aspects of their co-ordination chemistry with Pt(II)and Pd(II)","abstract":"The synthesis of simple, and also bipodal N-substituted N'-acyl- and N'-aroylthiourea ligands has been investigated, along with aspects of their co-ordination chemistry to Pt(II) and Pd(II). The ligands are commonly produced by reacting a secondary or primary amine with an acyl or aroyl isothiocyanate. This synthesis requires nucleophilic addition of the amine to the thiocarbonyl carbon of the acyl or aroyl isothocyanate. However, a competitive side-reaction frequently occurs because the amine nucleophile can attack the carbonyl carbon of the isothiocyanate reagent instead. This leads to substitution of the isothiocyanate moiety and the formation of an N-substituted amide.","abstract_html":"The synthesis of simple, and also bipodal N-substituted N'-acyl- and N'-aroylthiourea ligands has been investigated, along with aspects of their co-ordination chemistry to Pt(II) and Pd(II). The ligands are commonly produced by reacting a secondary or primary amine with an acyl or aroyl isothiocyanate. This synthesis requires nucleophilic addition of the amine to the thiocarbonyl carbon of the acyl or aroyl isothocyanate. However, a competitive side-reaction frequently occurs because the amine nucleophile can attack the carbonyl carbon of the isothiocyanate reagent instead. This leads to substitution of the isothiocyanate moiety and the formation of an N-substituted amide.","abstract_has_math":false,"creators":["Miller, Jörn Derrick Schuster"],"institution":"Department of Chemistry","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Koch, Klaus"],"committee_chairs":[],"committee_members":[],"year":2000,"date_issued":"2000","date_published":"2000","updated_at":"2026-07-22T22:23:27Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/6336","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Koch, Klaus"]},{"key":"dc:creator","label":"Author","values":["Miller, Jörn Derrick Schuster"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-08-13T14:27:14Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-08-13T14:27:14Z"]},{"key":"dc:date.issued","label":"Date","values":["2000"]},{"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/11427/6336"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes bibliographical references."]},{"key":"dc:description.abstract","label":"Abstract","values":["The synthesis of simple, and also bipodal N-substituted N'-acyl- and N'-aroylthiourea ligands has been investigated, along with aspects of their co-ordination chemistry to Pt(II) and Pd(II). The ligands are commonly produced by reacting a secondary or primary amine with an acyl or aroyl isothiocyanate. This synthesis requires nucleophilic addition of the amine to the thiocarbonyl carbon of the acyl or aroyl isothocyanate. However, a competitive side-reaction frequently occurs because the amine nucleophile can attack the carbonyl carbon of the isothiocyanate reagent instead. This leads to substitution of the isothiocyanate moiety and the formation of an N-substituted amide."]},{"key":"dc:title","label":"Title","values":["Synthesis of N-alkyl-and N,N-dialkyl-N'-acyl- and N'-aroythioureas, and aspects of their co-ordination chemistry with Pt(II)and Pd(II)"]}]}],"canonical_facts":{"dc:contributor.advisor":["Koch, Klaus"],"dc:creator":["Miller, Jörn Derrick Schuster"],"dc:date.accessioned":["2014-08-13T14:27:14Z"],"dc:date.available":["2014-08-13T14:27:14Z"],"dc:date.issued":["2000"],"dc:description":["Includes bibliographical references."],"dc:description.abstract":["The synthesis of simple, and also bipodal N-substituted N'-acyl- and N'-aroylthiourea ligands has been investigated, along with aspects of their co-ordination chemistry to Pt(II) and Pd(II). The ligands are commonly produced by reacting a secondary or primary amine with an acyl or aroyl isothiocyanate. This synthesis requires nucleophilic addition of the amine to the thiocarbonyl carbon of the acyl or aroyl isothocyanate. However, a competitive side-reaction frequently occurs because the amine nucleophile can attack the carbonyl carbon of the isothiocyanate reagent instead. This leads to substitution of the isothiocyanate moiety and the formation of an N-substituted amide."],"dc:identifier.uri":["http://hdl.handle.net/11427/6336"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Chemistry"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Synthesis of N-alkyl-and N,N-dialkyl-N'-acyl- and N'-aroythioureas, and aspects of their co-ordination chemistry with Pt(II)and Pd(II)"],"dc:type":["Doctoral Thesis"],"dc:type.qualificationlevel":["Doctoral"],"dc:type.qualificationname":["PhD"]},"updated_at":"2026-07-22T22:23:27Z"}