{"doi":"10.1002/anie.202409789","title":"A Four‐Coordinate Pr<sup>4+</sup> Imidophosphorane Complex","abstract":"Abstract The imidophosphorane ligand, [NP t Bu 3 ] − ( t Bu= tert ‐butyl), enables isolation of a pseudo‐tetrahedral, tetravalent praseodymium complex, [Pr 4+ (NP t Bu 3 ) 4 ] ( 1‐Pr ), which is characterized by a suite of physical characterization methods including single‐crystal X‐ray diffraction, electron paramagnetic resonance, and L 3 ‐edge X‐ray near‐edge spectroscopies. Variable‐temperature direct‐current magnetic susceptibility data, supported by multiconfigurational quantum chemical calculations, demonstrate that the electronic structure diverges from the isoelectronic Ce 3+ analogue, driven by increased crystal field. The four‐coordinate environment around Pr 4+ in 1‐Pr , which is unparalleled in reported extended solid systems, provides a unique opportunity to study the interplay between crystal field splitting and spin‐orbit coupling in a molecular tetravalent lanthanide within a pseudo‐tetrahedral coordination geometry.","journal":"Angewandte Chemie International Edition","year":2024,"id":425601,"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":19,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9487,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1223758,"name":"Sabyasachi Roy Chowdhury","orcid":"0000-0001-9000-8476","position":1,"is_corresponding":false},{"id":958668,"name":"Michael D. Roy","orcid":"0000-0002-4613-9361","position":2,"is_corresponding":false},{"id":1223759,"name":"Maximilian G. Bernbeck","orcid":"0000-0001-6329-5860","position":3,"is_corresponding":false},{"id":795303,"name":"Samuel M. Greer","orcid":"0000-0001-8225-3252","position":4,"is_corresponding":false},{"id":1223760,"name":"Bess Vlaisavljevich","orcid":"0000-0001-6065-0732","position":5,"is_corresponding":false},{"id":306803,"name":"Henry S. La Pierre","orcid":"0000-0002-0895-0655","position":6,"is_corresponding":false},{"id":1223757,"name":"Andrew C. Boggiano","orcid":"0000-0002-5444-485X","position":0,"is_corresponding":true}],"reference_count":68,"raw_metadata":null,"created_at":"2026-07-19T01:58:32.160975Z","pmid":"39012726","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":[]}