{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["62(4)"],"submitter":["Bevilacqua M"],"funding":["Dipartimento di Scienze Chimiche, Universit? di Padova","Consorzio Interuniversitario per le Reattivit? Chimiche e la Catalisi"],"pubmed_abstract":["Herein, we report a new method to synthesize molecular gold nanoclusters (AuNCs) stabilized by phosphine (PR<sub>3</sub>) and di-N-heterocyclic carbene (di-NHC) ligands. The interaction of di-NHC gold(I) complexes, with the general formula [(di-NHC)Au<sub>2</sub>Cl<sub>2</sub>] with well-known [Au<sub>11</sub>(PPh<sub>3</sub>)<sub>8</sub>Cl<sub>2</sub>]Cl clusters provides three new classes of AuNCs through a controllable reaction sequence. The synthesis involves an initial ligand metathesis reaction to produce [Au<sub>11</sub>(di-NHC)(PPh<sub>3</sub>)<sub>6</sub>Cl<sub>2</sub>]<sup>+</sup> (type <b>1</b> clusters), followed by a thermally induced rearrangement/metal complex addition with the formation of Au<sub>13</sub> clusters [Au<sub>13</sub>(di-NHC)<sub>2</sub>(PPh<sub>3</sub>)<sub>4</sub>Cl<sub>4</sub>]<sup>+</sup> (type <b>2</b> clusters). Finally, an additional metathesis process yields [Au<sub>13</sub>(di-NHC)<sub>3</sub>(PPh<sub>3</sub>)<sub>3</sub>Cl<sub>3</sub>]<sup>2+</sup> (type <b>3</b> clusters). The electronic and steric properties of the employed di-NHC ligand affect the product distribution, leading to the isolation and full characterization of different clusters as the main product. A type <b>3</b> cluster has been also structurally characterized and was preliminarily found to be strongly emissive in solution."],"journal":["Inorganic chemistry"],"pagination":["1383-1393"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9890486"],"repository":["biostudies-literature"],"pubmed_title":["From Au<sub>11</sub> to Au<sub>13</sub>: Tailored Synthesis of Superatomic Di-NHC/PPh<sub>3</sub>-Stabilized Molecular Gold Nanoclusters."],"pmcid":["PMC9890486"],"pubmed_authors":["Graiff C","Bogialli S","Biffis A","Roverso M","Bevilacqua M"],"additional_accession":[]},"is_claimable":false,"name":"From Au<sub>11</sub> to Au<sub>13</sub>: Tailored Synthesis of Superatomic Di-NHC/PPh<sub>3</sub>-Stabilized Molecular Gold Nanoclusters.","description":"Herein, we report a new method to synthesize molecular gold nanoclusters (AuNCs) stabilized by phosphine (PR<sub>3</sub>) and di-N-heterocyclic carbene (di-NHC) ligands. The interaction of di-NHC gold(I) complexes, with the general formula [(di-NHC)Au<sub>2</sub>Cl<sub>2</sub>] with well-known [Au<sub>11</sub>(PPh<sub>3</sub>)<sub>8</sub>Cl<sub>2</sub>]Cl clusters provides three new classes of AuNCs through a controllable reaction sequence. The synthesis involves an initial ligand metathesis reaction to produce [Au<sub>11</sub>(di-NHC)(PPh<sub>3</sub>)<sub>6</sub>Cl<sub>2</sub>]<sup>+</sup> (type <b>1</b> clusters), followed by a thermally induced rearrangement/metal complex addition with the formation of Au<sub>13</sub> clusters [Au<sub>13</sub>(di-NHC)<sub>2</sub>(PPh<sub>3</sub>)<sub>4</sub>Cl<sub>4</sub>]<sup>+</sup> (type <b>2</b> clusters). Finally, an additional metathesis process yields [Au<sub>13</sub>(di-NHC)<sub>3</sub>(PPh<sub>3</sub>)<sub>3</sub>Cl<sub>3</sub>]<sup>2+</sup> (type <b>3</b> clusters). The electronic and steric properties of the employed di-NHC ligand affect the product distribution, leading to the isolation and full characterization of different clusters as the main product. A type <b>3</b> cluster has been also structurally characterized and was preliminarily found to be strongly emissive in solution.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Jan","modification":"2026-06-18T08:45:08.204Z","creation":"2025-04-06T15:43:33.616Z"},"accession":"S-EPMC9890486","cross_references":{"pubmed":["36638827"],"doi":["10.1021/acs.inorgchem.2c03331"]}}