{"id":"W2080170386","doi":"10.1021/ja017230d","title":"First Evidence for the Formation of a Geminal Dizinc Carbenoid:  A Highly Stereoselective Synthesis of 1,2,3-Substituted Cyclopropanes","year":2001,"lang":"en","type":"article","venue":"Journal of the American Chemical Society","topic":"Cyclopropane Reaction Mechanisms","field":"Chemistry","cited_by":57,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"","keywords":"Carbenoid; Chemistry; Cyclopropanation; Geminal; Cyclopropane; Diethylzinc; Electrophile; Stereoselectivity; Reagent; Organic chemistry; Stereochemistry; Enantioselective synthesis; Catalysis; Ring (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":[0.0001466967,0.0003739603,0.0001784606,0.0001329128,0.0001762119,0.000213547,0.0002878952,0.000312276,0.001694597],"category_scores_gemma":[0.0002073196,0.0001144399,0.0001002327,0.00008909061,0.0002984022,0.0002392384,0.0002258162,0.0005023659,0.0003076263],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000219984,"about_ca_system_score_gemma":0.0002159725,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003488199,"about_ca_topic_score_gemma":0.0006784193,"domain_scores_codex":[0.999909,0.00001493028,0.000006118219,0.00002188275,0.00002458765,0.00002355745],"domain_scores_gemma":[0.9998941,0.00002379953,0.00002957491,0.00001399506,0.00001777885,0.00002073822],"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":[0.00007932587,0.00001095185,0.0001511891,0.00006506644,0.000003924169,0.0001339531,0.00002889545,0.00005609757,0.9971952,0.0007600316,0.00006804756,0.001447283],"study_design_scores_gemma":[0.000006350781,0.0001000223,0.0004021999,0.000001607565,0.000004129073,0.0001771885,0.000007120376,0.0001478544,0.997704,0.00005619416,0.001391065,0.000002436186],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9626016,0.003245189,0.02010109,0.0002744807,0.00007501925,0.0001478407,0.0004561931,0.0002210939,0.01287746],"genre_scores_gemma":[0.9901031,0.0008204008,0.006512059,0.00004155072,0.000007099702,0.00002730222,0.0002873692,0.0000165141,0.002184657],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001694597,"threshold_uncertainty_score":0.005668938,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02447920138617842,"score_gpt":0.2726869790881447,"score_spread":0.2482077777019662,"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."}}