{"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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.003338315,0.001120967,0.002016071,0.0001584143,0.0006012861,0.0001597294,0.001339105,0.0008414935,0.0008737657],"category_scores_gemma":[0.001546582,0.0006068496,0.000632541,0.001174477,0.001589768,0.0002860802,0.0003517769,0.001615769,0.000001004008],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001968011,"about_ca_system_score_gemma":0.001181376,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001053491,"about_ca_topic_score_gemma":0.00001816732,"domain_scores_codex":[0.9935672,0.0007602861,0.002563419,0.0008377701,0.001420025,0.0008512584],"domain_scores_gemma":[0.9918269,0.001422646,0.003871677,0.001452719,0.00101719,0.0004088697],"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":[0.002584524,0.0003037614,0.0003235169,0.000668487,0.0007508883,0.00001800131,0.0003350936,0.0004116812,0.9938752,0.0002740699,0.0002849217,0.0001698243],"study_design_scores_gemma":[0.007665572,0.0004276821,0.0007598564,0.000613834,0.001805265,0.0008303695,0.001402793,0.0007704269,0.9832749,0.0007672104,0.0009839198,0.0006981734],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9902513,0.00332344,0.0002083881,0.004115981,0.0002382937,0.0006717214,0.0001991645,0.00004994572,0.0009417556],"genre_scores_gemma":[0.9954314,0.003156708,0.0004222095,0.0002000587,0.0002148531,0.00002316802,0.00002102197,0.0001447006,0.0003858839],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01060033,"threshold_uncertainty_score":0.9996383,"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."}}