{"id":"W2147300584","doi":"10.1002/anie.200905109","title":"Defying Ring Strain: New Approaches to Cyclopropanes","year":2009,"lang":"en","type":"article","venue":"Angewandte Chemie International Edition","topic":"Cyclopropane Reaction Mechanisms","field":"Chemistry","cited_by":45,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"","keywords":"Cyclopropanation; Ring (chemistry); Nucleophile; Strain (injury); Lewis acids and bases; Ring strain; Methylene; Chemistry; Allylic rearrangement; Alkylation; Selectivity; Cyclopropane; Stereochemistry; Medicinal chemistry; Catalysis; Organic chemistry; Biology","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":[0.0002694933,0.0005959132,0.0003006668,0.0004087492,0.0003428642,0.000722575,0.000561751,0.0005361701,0.003069767],"category_scores_gemma":[0.000205063,0.0002668737,0.0002559049,0.0002916163,0.0007378968,0.001236413,0.0008531685,0.001311123,0.0009124229],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003338833,"about_ca_system_score_gemma":0.0002193609,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001418339,"about_ca_topic_score_gemma":0.0002338942,"domain_scores_codex":[0.9998693,0.00001425403,0.00001093019,0.00002627894,0.0000392695,0.00003996535],"domain_scores_gemma":[0.9999235,0.00001974654,0.00001615103,0.00001675899,0.000008033004,0.0000159922],"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":[0.0002105855,0.000216334,0.0002844128,0.001002297,0.0000377285,0.0009240183,0.000542375,0.002518367,0.7855307,0.08424633,0.001900157,0.1225866],"study_design_scores_gemma":[0.0001257149,0.0008233287,0.000468381,0.00006940257,0.00003639754,0.001649911,0.000118662,0.004442831,0.8733265,0.01068857,0.1081647,0.00008540775],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6450102,0.04933609,0.1888799,0.003085647,0.001294749,0.0004630231,0.0004613111,0.00159579,0.1098732],"genre_scores_gemma":[0.9165331,0.02720812,0.0393577,0.0005831216,0.0003795629,0.0002543527,0.0002117123,0.0001605093,0.01531184],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003069767,"threshold_uncertainty_score":0.01026934,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07388770657754022,"score_gpt":0.2621758791703898,"score_spread":0.1882881725928495,"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."}}