{"id":"W2046581232","doi":"10.1139/v07-046","title":"Radical-mediated cyclization reactions leading to spiro and [6,6]-fused heterocycles","year":2007,"lang":"en","type":"article","venue":"Canadian Journal of Chemistry","topic":"Sulfur-Based Synthesis Techniques","field":"Chemistry","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Council of Scientific and Industrial Research, India","keywords":"Chemistry; Coumarin; Radical cyclization; Aryl; Pyrone; Alkylation; Medicinal chemistry; Sulfur; Aryl radical; Pyran; Organic chemistry; Stereochemistry; Alkyl; Catalysis","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001578302,0.0002910352,0.0001342216,0.0001564238,0.0001247701,0.00009275619,0.0001464359,0.0001733316,0.001404971],"category_scores_gemma":[0.0001031874,0.00007099503,0.0002070487,0.0001018237,0.0001386962,0.0001678695,0.0001295994,0.000204502,0.0002570444],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001230372,"about_ca_system_score_gemma":0.0001803964,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002161216,"about_ca_topic_score_gemma":0.0008020668,"domain_scores_codex":[0.9999225,0.0000136119,0.000005607929,0.00001380399,0.00001419485,0.00003022542],"domain_scores_gemma":[0.9999459,0.000007944692,0.00001576559,0.000007077728,0.000007399125,0.00001595462],"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":[0.0001145878,0.00003862092,0.0001595176,0.00006744763,0.00001258078,0.0001585753,0.00007592088,0.0002454463,0.9947649,0.0005966014,0.00005785315,0.003708005],"study_design_scores_gemma":[0.00001744778,0.0006357847,0.001002783,0.00000355349,0.00001379905,0.0001563898,0.00002116334,0.0003174408,0.9960374,0.00006617924,0.001721319,0.000006678667],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9937803,0.0008218226,0.002336949,0.00003527003,0.0000264278,0.00004060388,0.00009411514,0.00004460217,0.002819909],"genre_scores_gemma":[0.9964507,0.0004322942,0.001237886,0.00001701364,0.000005821761,0.00001389442,0.0001089694,0.000006371261,0.001727095],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001404971,"threshold_uncertainty_score":0.004700124,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0135511397522896,"score_gpt":0.2461339533479921,"score_spread":0.2325828135957025,"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."}}