{"id":"W1965507351","doi":"10.1021/ja0001613","title":"Thermal Racemization of Substituted Indolinobenzospiropyrans:  Evidence of Competing Polar and Nonpolar Mechanisms","year":2000,"lang":"en","type":"article","venue":"Journal of the American Chemical Society","topic":"Photochromic and Fluorescence Chemistry","field":"Materials Science","cited_by":108,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"","keywords":"Chemistry; Racemization; Cyclohexane; Acetonitrile; Indoline; Photochemistry; Solvent; Reaction rate constant; Solvent effects; Stereochemistry; Organic chemistry; Kinetics","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":[0.000233929,0.0003902071,0.0002065959,0.0001200103,0.0001021447,0.000224069,0.0002232716,0.000247929,0.001013189],"category_scores_gemma":[0.0004299064,0.0001623647,0.0002512692,0.0001216367,0.0002890735,0.000393027,0.0001399624,0.0005451444,0.0003328945],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001732601,"about_ca_system_score_gemma":0.000200841,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004350448,"about_ca_topic_score_gemma":0.0005023855,"domain_scores_codex":[0.9997867,0.00005018313,0.0000122613,0.00004450968,0.00005303834,0.00005328616],"domain_scores_gemma":[0.9996946,0.00007924148,0.0001101353,0.00002813385,0.00005670353,0.00003125457],"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":[0.00009323335,0.00001075344,0.0002203656,0.00002814803,0.000005544404,0.00004083592,0.00002537447,0.0001273006,0.998541,0.00007270256,0.00001545122,0.0008193353],"study_design_scores_gemma":[0.000004620259,0.0001953419,0.001196321,0.000002499265,0.000005613294,0.00009158768,0.00001651829,0.0005420125,0.9976122,0.00003078359,0.0002968678,0.000005539058],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9944225,0.0006284089,0.003629419,0.00005077201,0.000008945192,0.00002042785,0.0001560449,0.00003905233,0.001044542],"genre_scores_gemma":[0.9959971,0.0004655692,0.00229596,0.00004720806,0.000005416078,0.00001712251,0.0002485405,0.00001478651,0.0009081693],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001013189,"threshold_uncertainty_score":0.003389478,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01053165500667198,"score_gpt":0.2428404479971546,"score_spread":0.2323087929904826,"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."}}