{"id":"W2011953375","doi":"10.1021/ol016853t","title":"Generation, Observation, and Free Radical Reactivity of Aliphatic Bisketenes:  The Solution to a Long-Standing Problem","year":2001,"lang":"en","type":"article","venue":"Organic Letters","topic":"Oxidative Organic Chemistry Reactions","field":"Chemistry","cited_by":15,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Chemistry; Reactivity (psychology); Conjugate; Radical; Photochemistry; Medicinal chemistry; Stereochemistry; Organic chemistry","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":[0.00023781,0.000205315,0.0001040529,0.0001707795,0.000136856,0.0002619225,0.0003349868,0.0004747049,0.001041183],"category_scores_gemma":[0.0001799147,0.0001153511,0.0001008153,0.0001300911,0.0004360812,0.0006300104,0.0002416048,0.0007024257,0.0002049827],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001705396,"about_ca_system_score_gemma":0.0000717839,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001360703,"about_ca_topic_score_gemma":0.0001337503,"domain_scores_codex":[0.999922,0.0000165607,0.000003513845,0.00001953519,0.0000206494,0.00001772952],"domain_scores_gemma":[0.9999138,0.00002970433,0.00001773272,0.00001525933,0.00001179431,0.0000116474],"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":[0.0001189751,0.00002100536,0.0002029749,0.00008939362,0.000003586708,0.00008870431,0.00003545045,0.00009802513,0.9919408,0.001664449,0.0001453686,0.005591268],"study_design_scores_gemma":[0.00001489222,0.0001870019,0.0005838268,0.000005335217,0.000007245764,0.0003194402,0.00002661073,0.0004601544,0.9935427,0.0007365447,0.004106458,0.000009892118],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9596829,0.01612844,0.01922249,0.000747334,0.0001250643,0.00002349271,0.0001317495,0.0001245074,0.003813954],"genre_scores_gemma":[0.9830779,0.006007698,0.006466816,0.0001620189,0.00008546106,0.000012985,0.0001383781,0.00001924383,0.004029521],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001041183,"threshold_uncertainty_score":0,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03484125247207877,"score_gpt":0.2434322395059285,"score_spread":0.2085909870338498,"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."}}