{"id":"W2127870342","doi":"10.1002/jlcr.1454","title":"Trifluoromethanesulfonic acid, an alternative solvent medium for the direct electrophilic fluorination of DOPA: new syntheses of 6‐[<sup>18</sup>F]fluoro‐<scp>L</scp>‐DOPA and 6‐[<sup>18</sup>F]fluoro‐<scp>D</scp>‐DOPA","year":2007,"lang":"en","type":"article","venue":"Journal of Labelled Compounds and Radiopharmaceuticals","topic":"Amino Acid Enzymes and Metabolism","field":"Biochemistry, Genetics and Molecular Biology","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University; Hamilton Health Sciences; McMaster University Medical Centre","funders":"","keywords":"Chemistry; Enantiomer; Electrophile; High-performance liquid chromatography; Stereochemistry; Selectivity; Solvent; Reactivity (psychology); Nuclear magnetic resonance spectroscopy; Chromatography; 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":[0.0002501336,0.0005300425,0.0002091878,0.0002624259,0.0002069155,0.0001735413,0.0002568592,0.0004918998,0.000819002],"category_scores_gemma":[0.0001618945,0.0001752688,0.000251331,0.000109837,0.0002144747,0.0003687376,0.000155566,0.0004319165,0.0004478208],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002140757,"about_ca_system_score_gemma":0.0002495357,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005213825,"about_ca_topic_score_gemma":0.0009100449,"domain_scores_codex":[0.9999063,0.00002195752,0.00000808219,0.00002061712,0.00002333126,0.00001962869],"domain_scores_gemma":[0.9999217,0.00001718198,0.00002765783,0.000006603448,0.0000121843,0.00001476707],"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":[0.0000366912,0.00001032272,0.0000335968,0.0000780019,0.00000584276,0.00009178169,0.00002063512,0.00007350375,0.9973895,0.0001325691,0.00004351997,0.002084092],"study_design_scores_gemma":[0.00001448514,0.0001543553,0.0002803206,0.000006136132,0.00001249709,0.0003269294,0.00001085937,0.0004269241,0.9959478,0.00003208136,0.002778079,0.000009554628],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9423549,0.008261533,0.04142564,0.000228891,0.0001301101,0.0001258718,0.0004876786,0.0002382495,0.00674711],"genre_scores_gemma":[0.9476957,0.003910538,0.04412045,0.00009966357,0.00005509543,0.000104948,0.0004021768,0.00006458729,0.003546809],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.000819002,"threshold_uncertainty_score":0.002739847,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03280820506165131,"score_gpt":0.3164916912718753,"score_spread":0.283683486210224,"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."}}