{"id":"W1988182123","doi":"10.1021/jo020750m","title":"Bis(pyridine)-Based Bromonium Ions. Molecular Structures of Bis(2,4,6-collidine)bromonium Perchlorate and Bis(pyridine)bromonium Triflate and the Mechanism of the Reactions of 1,2-Bis(2'-pyridylethynyl)benzenebrominum Triflate and Bis(pyridine)bromonium Triflate with Acceptor Olefins","year":2003,"lang":"en","type":"article","venue":"The Journal of Organic Chemistry","topic":"Synthesis and Biological Evaluation","field":"Chemistry","cited_by":51,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"","keywords":"Chemistry; Pyridine; Trifluoromethanesulfonate; Medicinal chemistry; Denticity; Nucleophile; Reaction mechanism; Perchlorate; Photochemistry; Crystal structure; Catalysis; Organic chemistry; Ion","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001163998,0.0002939179,0.0001327677,0.0001048123,0.00009296917,0.0001391654,0.0003972728,0.0002488317,0.00110494],"category_scores_gemma":[0.0001922995,0.0001324632,0.0001418915,0.00008520615,0.0001664386,0.0002124447,0.0002267236,0.0003767505,0.0004693327],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000279755,"about_ca_system_score_gemma":0.0001422842,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000706612,"about_ca_topic_score_gemma":0.0008755332,"domain_scores_codex":[0.9999171,0.00001294706,0.000004199294,0.00001430859,0.00003175047,0.00001965353],"domain_scores_gemma":[0.9999214,0.00001048632,0.00003181177,0.000009431589,0.00001362773,0.00001324167],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00008990605,0.00001022287,0.0001229742,0.0001132868,0.000006116142,0.00006594545,0.00002173479,0.0002386787,0.9967815,0.0005367426,0.00007139494,0.001941437],"study_design_scores_gemma":[0.00001891226,0.0002400419,0.000877425,0.000006976301,0.00001210828,0.0002222209,0.00001141656,0.0006382624,0.9917694,0.00005347092,0.006144296,0.000005473997],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.975844,0.004089378,0.01011576,0.00007776055,0.00003916637,0.00006819794,0.0003327102,0.0002044539,0.009228488],"genre_scores_gemma":[0.9860955,0.001485465,0.007515728,0.00006162699,0.000008224574,0.00005378894,0.0005946263,0.00002783442,0.004157205],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00110494,"threshold_uncertainty_score":0.003696442,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01003689132240178,"score_gpt":0.2078034581065684,"score_spread":0.1977665667841666,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}