{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Back N"],"funding":["Oklahoma Center for the Advancement of Science and Technology"],"pagination":["2087-2101"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12809709"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["17(4)"],"pubmed_abstract":["CO<sub>2</sub> utilization is a significant and emerging field in catalysis, playing a crucial role in reducing atmospheric CO<sub>2</sub> and mitigating climate change. In this work, we report on Cu(i) complexes that utilize atmospheric CO<sub>2</sub> for the direct carboxylation and esterification of terminal alkynes. The Cu(i) complexes bear ligands of the type 2,6-bis(3-alkyl/arylimidazol-2-ylidene) methylpyridine I(R)<sup>C^N^C</sup>, where R = <sup>i</sup>Pr, Me, 2,6-<sup>i</sup>Pr<sub>2</sub>Ph (Dipp), 2,4,6-Me<sub>3</sub>Ph (Mes), and 4-CF<sub>3</sub>Ph. While copper-catalyzed carboxylation reactions are not unprecedented, this work presents the first example of metal ligand cooperativity (MLC) through a dearomatization-aromatization process used in the direct carboxylation of term"],"journal":["Chemical science"],"pubmed_title":["Metal ligand cooperativity in the direct carboxylation and esterification of terminal alkynes by Cu-CNC complexes bearing 2,6-lutidine linkers."],"pmcid":["PMC12809709"],"funding_grant_id":["HR23-008"],"pubmed_authors":["Back N","Guthrie E","de Visser SP","Zhu C","Tahsini L"],"additional_accession":[]},"is_claimable":false,"name":"Metal ligand cooperativity in the direct carboxylation and esterification of terminal alkynes by Cu-CNC complexes bearing 2,6-lutidine linkers.","description":"CO<sub>2</sub> utilization is a significant and emerging field in catalysis, playing a crucial role in reducing atmospheric CO<sub>2</sub> and mitigating climate change. In this work, we report on Cu(i) complexes that utilize atmospheric CO<sub>2</sub> for the direct carboxylation and esterification of terminal alkynes. The Cu(i) complexes bear ligands of the type 2,6-bis(3-alkyl/arylimidazol-2-ylidene) methylpyridine I(R)<sup>C^N^C</sup>, where R = <sup>i</sup>Pr, Me, 2,6-<sup>i</sup>Pr<sub>2</sub>Ph (Dipp), 2,4,6-Me<sub>3</sub>Ph (Mes), and 4-CF<sub>3</sub>Ph. While copper-catalyzed carboxylation reactions are not unprecedented, this work presents the first example of metal ligand cooperativity (MLC) through a dearomatization-aromatization process used in the direct carboxylation of term","dates":{"release":"2026-01-01T00:00:00Z","publication":"2026 Jan","modification":"2026-06-11T05:57:56.799Z","creation":"2026-06-11T03:12:14.322Z"},"accession":"S-EPMC12809709","cross_references":{"pubmed":["41550563"],"doi":["10.1039/d5sc08379f"]}}