{"doi":"10.1021/jacs.2c08884","title":"Molecular Catalyst Synthesis Strategies to Prepare Atomically Dispersed Fe-N-C Heterogeneous Catalysts","abstract":"We report a strategy to integrate atomically dispersed iron within a heterogeneous nitrogen-doped carbon (N-C) support, inspired by routes for metalation of molecular macrocyclic iron complexes. The N-C support, derived from pyrolysis of a ZIF-8 metal–organic framework, is metalated via solution-phase reaction with FeCl2 and tributyl amine, as a Brønsted base, at 150 °C. Fe active sites are characterized by 57Fe Mössbauer spectroscopy and aberration-corrected scanning transmission electron microscopy. The site density can be increased by selective removal of Zn2+ ions from the N-C support prior to metalation, resembling the transmetalation strategy commonly employed for the preparation of molecular Fe-macrocycles. The utility of this approach is validated by the higher catalytic rates (per total Fe) of these materials relative to established Fe-N-C catalysts, benchmarked using an aerobic oxidation reaction.","journal":"Journal of the American Chemical Society","year":2022,"id":239358,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":50,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.958,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2022-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":849074,"name":"Fatemeh Khamespanah","orcid":null,"position":1,"is_corresponding":false},{"id":864894,"name":"David A. Cullen","orcid":"0000-0002-2593-7866","position":2,"is_corresponding":false},{"id":865419,"name":"Abdulhadi A. Al‐Omari","orcid":null,"position":3,"is_corresponding":false},{"id":865420,"name":"Melissa N. Hopkins","orcid":null,"position":4,"is_corresponding":false},{"id":864895,"name":"Jesse J. Martinez","orcid":"0000-0003-2008-4136","position":5,"is_corresponding":false},{"id":488193,"name":"Thatcher W. Root","orcid":"0000-0002-8182-9835","position":6,"is_corresponding":false},{"id":110277,"name":"Shannon S. Stahl","orcid":"0000-0002-9000-7665","position":7,"is_corresponding":false},{"id":848543,"name":"Jason S. Bates","orcid":"0000-0002-7603-9687","position":0,"is_corresponding":true}],"reference_count":53,"raw_metadata":null,"created_at":"2026-07-19T00:22:36.865157Z","pmid":"36215721","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}