{"id":"W1997035863","doi":"10.1139/v07-051","title":"A solvent-free protocol for facile condensation of indoles with carbonyl compounds using silica chloride as a new, highly efficient, and mild catalyst","year":2007,"lang":"en","type":"article","venue":"Canadian Journal of Chemistry","topic":"Synthesis of Indole Derivatives","field":"Chemistry","cited_by":36,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Chemistry; Catalysis; Electrophilic substitution; Indole test; Chloride; Solvent; Organic chemistry; Electrophile; Condensation; Condensation reaction; Methane; Combinatorial chemistry","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002799223,0.0008711416,0.0003694098,0.0004745506,0.000413126,0.0002013187,0.0007810657,0.0004019262,0.001527953],"category_scores_gemma":[0.0001755297,0.0003622289,0.0004667722,0.0002168044,0.0003509531,0.0004843657,0.0005182867,0.001099481,0.001131152],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003819338,"about_ca_system_score_gemma":0.0006923441,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005965926,"about_ca_topic_score_gemma":0.002070413,"domain_scores_codex":[0.9997613,0.00002446154,0.00002430439,0.00004212225,0.0001172575,0.00003060653],"domain_scores_gemma":[0.9998847,0.00002217278,0.00003169671,0.0000170554,0.00002024593,0.00002411193],"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":[0.00003021859,0.00003839254,0.00006794614,0.000229581,0.00001501087,0.0002160797,0.00004442146,0.0001403227,0.9906786,0.0003979364,0.0002969079,0.007844456],"study_design_scores_gemma":[0.00002246036,0.0002497541,0.00059716,0.00001032949,0.0000226498,0.0009110292,0.00001350919,0.0004419951,0.9858095,0.0001305016,0.0117605,0.00003053839],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.4343133,0.01784039,0.5202988,0.0007708162,0.0006636682,0.002092645,0.001784178,0.003415165,0.01882098],"genre_scores_gemma":[0.7376077,0.0106593,0.2333333,0.0002874368,0.0001689066,0.001152014,0.00195849,0.0002823664,0.01455049],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.001527953,"threshold_uncertainty_score":0.005111575,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02565540269025062,"score_gpt":0.2669059264585719,"score_spread":0.2412505237683212,"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."}}