{"public_id":"cl_fb0b1f86263b27143061af7fba541ec9","status":"active","superseded_by_public_id":null,"corpus_id":93867923,"text":"The conversion is selective, as indicated by the title's characterization of the method.","confidence":0.81,"paper":{"corpus_id":93867923,"title":"A selective method for the direct conversion of aldehydes into .beta.-keto esters with ethyl diazoacetate catalyzed by tin(II) chloride","url":"https://sah.borca.ai/papers/93867923"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.81,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_93c6424e13edf0237ab9fbc1e71b56d2","name":"β-keto esters","description":"Organic products containing both a ketone and an ester functional group at the beta position.","types":["chemical compound"],"url":"https://sah.borca.ai/concepts/co_93c6424e13edf0237ab9fbc1e71b56d2"},{"public_id":"co_94553755d570af9fa1ec0843d983dbca","name":"aldehydes","description":"Carbonyl-containing organic compounds used as the starting materials in the reported transformation.","types":["chemical compound"],"url":"https://sah.borca.ai/concepts/co_94553755d570af9fa1ec0843d983dbca"},{"public_id":"co_bfb0a85a4725113910b0e331c082b5a1","name":"selective method","description":"A chemical procedure designed to favor the desired aldehyde-to-product transformation over side reactions.","types":["method"],"url":"https://sah.borca.ai/concepts/co_bfb0a85a4725113910b0e331c082b5a1"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_fb0b1f86263b27143061af7fba541ec9"}