{"id":"W2021610334","doi":"10.1021/ja043254j","title":"Asymmetric Synthesis of Dihydrofurans via a Formal Retro-Claisen Photorearrangement","year":2005,"lang":"en","type":"article","venue":"Journal of the American Chemical Society","topic":"Asymmetric Synthesis and Catalysis","field":"Chemistry","cited_by":53,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Chemistry; Oxetane; Norbornene; Double bond; Diazomethane; Claisen rearrangement; Photochemistry; Intersystem crossing; Stereochemistry; Medicinal chemistry; Polymer chemistry; Polymerization; Organic 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":[0.0001229885,0.0003920644,0.0002122004,0.0001217794,0.000112386,0.0002409369,0.0004031246,0.0002052367,0.001613605],"category_scores_gemma":[0.0001596799,0.0001401216,0.0002014136,0.0001695913,0.0001987769,0.0003511884,0.0002677196,0.0006092983,0.0006377426],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003475553,"about_ca_system_score_gemma":0.0003238709,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004513418,"about_ca_topic_score_gemma":0.0009901003,"domain_scores_codex":[0.9998918,0.00001531679,0.000007263853,0.00002996275,0.00002520423,0.00003048497],"domain_scores_gemma":[0.9999278,0.00001002268,0.00002361956,0.00001470326,0.00001317298,0.00001069143],"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":[0.00004679065,0.00004876364,0.0001028914,0.00007104602,0.000008176204,0.0001864093,0.00005360698,0.0003208637,0.9890309,0.002651125,0.000121374,0.007358022],"study_design_scores_gemma":[0.00001155583,0.000187281,0.00027318,0.00000307944,0.000006119049,0.0002460941,0.00001302233,0.0005584586,0.9942496,0.0001378595,0.004307114,0.000006676026],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9532247,0.001788813,0.02136515,0.0002231586,0.0001238184,0.0001313413,0.0005208528,0.0002351652,0.02238698],"genre_scores_gemma":[0.9836684,0.001396906,0.009754991,0.00005534807,0.00001722636,0.00004000496,0.0002399382,0.00003759659,0.004789581],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001613605,"threshold_uncertainty_score":0.005398095,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006419550761778328,"score_gpt":0.2214227297328522,"score_spread":0.2150031789710738,"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."}}