{"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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004867485,0.0001025958,0.0003696001,0.000007505742,0.00005389192,0.00001174613,0.0004235739,0.0000519671,0.0001305925],"category_scores_gemma":[0.0001671829,0.00007036419,0.0002074271,0.0001904174,0.0007285827,0.0001502487,0.00006293433,0.0002108004,8.029952e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004672713,"about_ca_system_score_gemma":0.00007887096,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00007692791,"about_ca_topic_score_gemma":1.35738e-7,"domain_scores_codex":[0.9988751,0.00004882691,0.000494621,0.0001153157,0.0003146314,0.0001515018],"domain_scores_gemma":[0.9985875,0.0001490232,0.0009084488,0.0001699944,0.0001192542,0.00006580622],"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":[0.0001137839,0.00004375059,0.001119794,0.00005152261,0.00001809548,5.292017e-7,0.0005575326,0.0000744399,0.9977182,0.00000738027,0.00003383835,0.0002611584],"study_design_scores_gemma":[0.0002733764,0.0000391164,0.001294165,0.0003019098,0.00003850155,0.0000239051,0.0002725337,0.0003876941,0.9971938,0.00009385758,0.000007867069,0.00007334708],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.998771,0.0004011614,0.0005526373,0.0001417805,0.00003478706,0.00006151477,0.00001091533,0.000005324508,0.00002088224],"genre_scores_gemma":[0.9913755,0.0002263817,0.008195627,0.0001275716,0.00006169109,6.715658e-7,3.999303e-7,0.000007778206,0.000004388502],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00764299,"threshold_uncertainty_score":0.2869368,"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."}}