{"id":"W2949260589","doi":"10.1021/jo001124x","title":"Preparation of Polycyclic Systems by Sequential 5-<i>E</i><i>xo</i>-<i>D</i><i>igonal</i> Radical Cyclization, 1,5-Hydrogen Transfer from Silicon, and 5-<i>E</i><i>ndo</i>-<i>T</i><i>rigonal</i> Cyclization","year":2001,"lang":"he","type":"article","venue":"The Journal of Organic Chemistry","topic":"Radical Photochemical Reactions","field":"Chemistry","cited_by":36,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Chemistry; Radical; Stannane; Hydrogen atom abstraction; Radical cyclization; Silicon; Acetylene; Silanes; Hydrogen atom; Cleave; Carbon fibers; Medicinal chemistry; Ring (chemistry); Stereochemistry; Photochemistry; Silane; Organic chemistry; Group (periodic table)","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":[0.0001384735,0.0003883194,0.0001570502,0.0002339867,0.0001983893,0.0002328757,0.0002719925,0.0002525869,0.003217253],"category_scores_gemma":[0.0002213824,0.0001720292,0.0002140481,0.0002380226,0.0001474467,0.0003968065,0.0003241851,0.0005329738,0.0009953623],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002010229,"about_ca_system_score_gemma":0.0002576699,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001930725,"about_ca_topic_score_gemma":0.001020737,"domain_scores_codex":[0.9998605,0.00001490013,0.00001664561,0.00003977856,0.00002472398,0.00004343773],"domain_scores_gemma":[0.9999218,0.00001140361,0.00002389348,0.00001410682,0.00001002666,0.0000188517],"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":[0.0001767495,0.0001317055,0.0002120216,0.0002552473,0.00002729062,0.0001409895,0.0001112845,0.0006680405,0.9740423,0.002683477,0.0004793505,0.02107158],"study_design_scores_gemma":[0.00003839054,0.00079239,0.0005110851,0.00001275593,0.00001561582,0.0001040501,0.00001715584,0.0006591485,0.9871792,0.0002154388,0.01044062,0.00001413972],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9097461,0.003558618,0.05503908,0.0002000238,0.0003252716,0.0007639737,0.0009183351,0.0007016826,0.02874699],"genre_scores_gemma":[0.9618874,0.001925648,0.02747667,0.0001252938,0.00003971381,0.000380458,0.0008580921,0.00008663555,0.007220111],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003217253,"threshold_uncertainty_score":0.01076275,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007693801935997902,"score_gpt":0.241993431898133,"score_spread":0.2342996299621351,"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."}}