{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["104(32)"],"submitter":["Miljanic OS"],"pubmed_abstract":["Donor-acceptor [2]catenanes based on cyclobis(paraquat-p-phenylene) as the pi-acceptor ring have been used prominently in the construction of functional molecular devices. We report here their thermodynamically controlled synthesis from isolated pi-donor and pi-acceptor rings under the catalytic influence of tetra butylammonium iodide. The initial nucleophilic attack of iodide ion, which opens up the pi-acceptor ring, is followed by complexation to the pi-donor ring and the subsequent catenation of the pi-donor ring by the pi-acceptor ring [2]catenane. The reaction is general in scope and proceeds in high yields, without giving rise to side-products."],"journal":["Proceedings of the National Academy of Sciences of the United States of America"],"pagination":["12966-70"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC1941822"],"repository":["biostudies-literature"],"pubmed_title":["Dynamic donor-acceptor [2]catenanes."],"pmcid":["PMC1941822"],"pubmed_authors":["Miljanic OS","Stoddart JF"],"additional_accession":[]},"is_claimable":false,"name":"Dynamic donor-acceptor [2]catenanes.","description":"Donor-acceptor [2]catenanes based on cyclobis(paraquat-p-phenylene) as the pi-acceptor ring have been used prominently in the construction of functional molecular devices. We report here their thermodynamically controlled synthesis from isolated pi-donor and pi-acceptor rings under the catalytic influence of tetra butylammonium iodide. The initial nucleophilic attack of iodide ion, which opens up the pi-acceptor ring, is followed by complexation to the pi-donor ring and the subsequent catenation of the pi-donor ring by the pi-acceptor ring [2]catenane. The reaction is general in scope and proceeds in high yields, without giving rise to side-products.","dates":{"release":"2007-01-01T00:00:00Z","publication":"2007 Aug","modification":"2025-04-05T10:05:15.27Z","creation":"2019-03-27T00:13:40Z"},"accession":"S-EPMC1941822","cross_references":{"pubmed":["17670941"],"doi":["10.1073/pnas.0704136104"]}}