{"id":"W2009819302","doi":"10.1021/ma0607665","title":"Synthesis of Carboxy-Functionalized Heterobifunctional Poly(ethylene glycol) by a Thiol-Anionic Polymerization Method","year":2006,"lang":"en","type":"article","venue":"Macromolecules","topic":"biodegradable polymer synthesis and properties","field":"Materials Science","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Polymer chemistry; Ethylene glycol; Chemistry; Anionic addition polymerization; Polymerization; Molar mass distribution; PEG ratio; Ethylene oxide; Copolymer; Polymer; Ring-opening polymerization; Propionate; Living anionic polymerization; Organic chemistry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0004069863,0.0002792076,0.0004088769,0.000111846,0.0002480175,0.00009178699,0.0002732009,0.0001486967,0.001748677],"category_scores_gemma":[0.00007331231,0.0002307131,0.0001729222,0.000233881,0.0001680314,0.0001609057,0.00007292932,0.00008183779,0.00006945246],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004902083,"about_ca_system_score_gemma":0.00008550441,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003541917,"about_ca_topic_score_gemma":0.00004718338,"domain_scores_codex":[0.9977551,0.0003778588,0.0005458154,0.0004670314,0.0004865607,0.0003677098],"domain_scores_gemma":[0.9989821,0.0002478491,0.0002693645,0.0003355146,0.00009742218,0.00006771451],"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":[0.0001672963,0.0001366472,0.0001805374,0.00003897227,0.00003187122,0.000001727301,0.00002860197,0.00001188315,0.9852263,0.003491032,0.0007310381,0.009954065],"study_design_scores_gemma":[0.0002690753,0.00006895423,0.0004329483,0.00004512367,0.00007042115,0.00002267433,0.0000372836,0.0002384463,0.9945166,0.0007077079,0.003318765,0.0002719904],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7194865,0.08823686,0.1666081,0.002562926,0.001969447,0.0006564932,0.00150588,0.0005660613,0.0184077],"genre_scores_gemma":[0.9904078,0.00004241438,0.007610919,0.0001777162,0.0001322513,0.0001075337,0.00006993212,0.00004401488,0.001407439],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2709212,"threshold_uncertainty_score":0.9991639,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009582659825888334,"score_gpt":0.2211145501832908,"score_spread":0.2115318903574024,"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."}}