{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,23]],"date-time":"2026-10-23T03:41:10Z","timestamp":1792726870186,"version":"4.5.0"},"reference-count":84,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T00:00:00Z","timestamp":1792627200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T00:00:00Z","timestamp":1792627200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100003246","name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek","doi-asserted-by":"publisher","award":["729.001.033"],"award-info":[{"award-number":["729.001.033"]}],"id":[{"id":"10.13039\/501100003246","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Chemistry A European J"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    The range of metalation states within porphyrins provide a facile approach to tunable optical, electrochemical and catalytic properties. Spatial organization of metalloporphyrin units can yield additional emergent properties, with precise organization in Pd\n                    <jats:sub>12<\/jats:sub>\n                    L\n                    <jats:sub>24<\/jats:sub>\n                    (L = Ligand) supramolecular nanosphere systems made possible by metal\u2010mediated self\u2010assembly. Here, we explore synthetic approaches to form porphyrin\u2010appended Pd\n                    <jats:sub>12<\/jats:sub>\n                    L\n                    <jats:sub>24<\/jats:sub>\n                    nanospheres, featuring porphyrins with different metal centers. New synthetic strategies are devised and explored en route to porphyrin\u2010equipped nanosphere building blocks. We determine that Pd\n                    <jats:sup>2+<\/jats:sup>\n                    , Cu\n                    <jats:sup>2+<\/jats:sup>\n                    , Fe\n                    <jats:sup>3+<\/jats:sup>\n                    , and Zn\n                    <jats:sup>2+<\/jats:sup>\n                    metalated porphyrins can withstand the nanosphere formation process, while Mg\n                    <jats:sup>2+<\/jats:sup>\n                    porphyrins experience transmetalation under nanosphere formation conditions. The free base porphyrins are easily metalated by the metal precursor [Pd(MeCN)\n                    <jats:sub>4<\/jats:sub>\n                    ](BF\n                    <jats:sub>4<\/jats:sub>\n                    )\n                    <jats:sub>2<\/jats:sub>\n                    , required for Pd\n                    <jats:sub>12<\/jats:sub>\n                    L\n                    <jats:sub>24<\/jats:sub>\n                    nanosphere formation, but free base porphyrin\u2010containing nanospheres are readily formed under kinetic control when the precise stoichiometry is employed. With these newly developed synthetic methods, porphyrin\u2010equipped building block compounds can form Pd\n                    <jats:sub>12<\/jats:sub>\n                    L\n                    <jats:sub>24<\/jats:sub>\n                    nanosphere assemblies with porphyrins placed at both the exohedral and endohedral sites of the supramolecular construct. The cage\u2010appended porphyrins retain metallation state dependent optical properties, although transient absorption measurements reveal much faster photophysics than molecular controls. Therefore, porphyrin\u2010containing supramolecular nanospheres can now be explored as energy transduction systems with potential applications in artificial photosynthesis.\n                  <\/jats:p>","DOI":"10.1002\/chem.71778","type":"journal-article","created":{"date-parts":[[2026,10,23]],"date-time":"2026-10-23T03:33:55Z","timestamp":1792726435000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Exploring the Synthesis of Metalloporphyrin Equipped Pd\n                    <sub>12<\/sub>\n                    L\n                    <sub>24<\/sub>\n                    Supramolecular Spheres"],"prefix":"10.1002","author":[{"ORCID":"https:\/\/orcid.org\/0009-0003-6231-1285","authenticated-orcid":false,"given":"Tom","family":"Keijer","sequence":"first","affiliation":[{"name":"Homogeneous, Supramolecular and Bio\u2010Inspired Catalysis (HomKat), Van't Hoff Institute for Molecular Sciences (HIMS), Faculty of Science University of Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eduard O.","family":"Bobylev","sequence":"additional","affiliation":[{"name":"Homogeneous, Supramolecular and Bio\u2010Inspired Catalysis (HomKat), Van't Hoff Institute for Molecular Sciences (HIMS), Faculty of Science University of Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert L.C.","family":"Voeten","sequence":"additional","affiliation":[{"name":"Division of Bioanalytical Chemistry (MS\u2010LaserLab), Department of Chemistry and Pharmaceutical Sciences, AIMMS Amsterdam Institute of Molecular and Life Sciences Vrije Universiteit Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Felix J.","family":"de Zwart","sequence":"additional","affiliation":[{"name":"Homogeneous, Supramolecular and Bio\u2010Inspired Catalysis (HomKat), Van't Hoff Institute for Molecular Sciences (HIMS), Faculty of Science University of Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2480-3222","authenticated-orcid":false,"given":"Simon","family":"Mathew","sequence":"additional","affiliation":[{"name":"Homogeneous, Supramolecular and Bio\u2010Inspired Catalysis (HomKat), Van't Hoff Institute for Molecular Sciences (HIMS), Faculty of Science University of Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vladimir","family":"Grigorescu","sequence":"additional","affiliation":[{"name":"Department of Physics and Astronomy, LaserLab Amsterdam Vrije Universiteit Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8603-6853","authenticated-orcid":false,"given":"Charusheela","family":"Ramanan","sequence":"additional","affiliation":[{"name":"Department of Physics and Astronomy, LaserLab Amsterdam Vrije Universiteit Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7446-9907","authenticated-orcid":false,"given":"Anouk M.","family":"Rijs","sequence":"additional","affiliation":[{"name":"Division of Bioanalytical Chemistry (MS\u2010LaserLab), Department of Chemistry and Pharmaceutical Sciences, AIMMS Amsterdam Institute of Molecular and Life Sciences Vrije Universiteit Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5024-508X","authenticated-orcid":false,"given":"Joost N.H.","family":"Reek","sequence":"additional","affiliation":[{"name":"Homogeneous, Supramolecular and Bio\u2010Inspired Catalysis (HomKat), Van't Hoff Institute for Molecular Sciences (HIMS), Faculty of Science University of Amsterdam  Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,10,22]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1021\/acs.chemrev.6b00427"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1039\/C7CS00719A"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1021\/acscentsci.0c01300"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1039\/c0cc03984e"},{"key":"e_1_2_8_6_1","doi-asserted-by":"crossref","first-page":"389","DOI":"10.1016\/B978-0-12-220101-1.50017-2","volume-title":"The Porphyrins","author":"Buchler J. 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