{"id":"W2952622785","doi":"10.1021/ol0065773","title":"Highly Selective Diels−Alder Reactions of Dienophiles with 1,3-Cyclohexadiene Mediated by Yb(OTf)<sub>3</sub>·2H<sub>2</sub>O and Ultrahigh Pressures","year":2000,"lang":"en","type":"article","venue":"Organic Letters","topic":"Synthetic Organic Chemistry Methods","field":"Chemistry","cited_by":43,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"","keywords":"Bicyclic molecule; Selectivity; Olefin fiber; Yield (engineering); Chemistry; Diels–Alder reaction; Catalysis; Alder; Cleavage (geology); Medicinal chemistry; Photochemistry; Organic chemistry; Materials science; Botany","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":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0002675421,0.0006459948,0.0007078599,0.00008565414,0.0002340295,0.00006447968,0.0004451158,0.0003787723,0.0009296123],"category_scores_gemma":[0.0003383216,0.0006039148,0.0001126425,0.0005647234,0.000581354,0.0002312114,0.00008140063,0.0006512625,0.00003607702],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002192485,"about_ca_system_score_gemma":0.000118496,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00007322292,"about_ca_topic_score_gemma":0.00002648055,"domain_scores_codex":[0.9968156,0.0001285999,0.0006686794,0.001027071,0.0005932553,0.0007668108],"domain_scores_gemma":[0.9974672,0.0008437904,0.000373335,0.0008681373,0.0001226487,0.0003249308],"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":[0.0001603935,0.0002205044,0.0004612952,0.0001943286,0.0004643451,0.00003286001,0.0007638072,0.00001025088,0.9904985,0.000003229485,0.004179655,0.003010864],"study_design_scores_gemma":[0.001377569,0.00006537115,0.0008080329,0.0001636263,0.0003300051,0.0002090304,0.0001579313,0.00001993618,0.9941356,0.00003533512,0.002021663,0.0006759413],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9952416,0.0003749761,0.0001241297,0.002039964,0.00008644677,0.000203028,0.000202197,0.0002993014,0.001428316],"genre_scores_gemma":[0.9979594,0.000572996,0.0003690417,0.0003789716,0.0002544712,0.00004257133,0.0001069254,0.0001858903,0.0001296807],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003637092,"threshold_uncertainty_score":0.9999837,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004490690798919369,"score_gpt":0.1953278318126722,"score_spread":0.1908371410137528,"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."}}