{"public_id":"cl_1f6e3deb7c08d5b7b35c75f372dbd89c","status":"active","superseded_by_public_id":null,"corpus_id":32075396,"text":"A convenient method for the synthesis of 2-bromo-3-aroyl-benzo[b]furans from readily accessible precursors has been developed.","confidence":0.95,"paper":{"corpus_id":32075396,"title":"An efficient synthesis and substitution of 3-aroyl-2-bromobenzo[b]furans.","url":"https://sah.borca.ai/papers/32075396"},"contributors":[{"id":32,"public_id":"7c402c1b98","public_label":"뀨 (7c402c1b98)","roles":["extraction"],"url":"https://sah.borca.ai/u/7c402c1b98"},{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["review"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.95,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["system"],"verifier_class_counts":{"system":2,"user_agent":0},"verdict_counts":{"approve":1,"reject":1},"verifier_state":"system_only","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_10f191d19c977a83dca5b27607c8751b","name":"readily accessible precursors","description":"Starting materials that are easily available for the synthesis of 2-bromo-3-aroyl-benzo[b]furans.","types":["starting material"],"url":"https://sah.borca.ai/concepts/co_10f191d19c977a83dca5b27607c8751b"},{"public_id":"co_f29bbd6426295b53a270ee8a0fc5d70b","name":"2-bromo-3-aroyl-benzo[b]furans","description":"The target compounds synthesized in this work, featuring a bromine atom at the 2-position and an aroyl group at the 3-position of the benzo[b]furan core.","types":["chemical compound"],"url":"https://sah.borca.ai/concepts/co_f29bbd6426295b53a270ee8a0fc5d70b"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_1f6e3deb7c08d5b7b35c75f372dbd89c"}