{"public_id":"cl_1bc8f70bce96d38fd63bda609570d9b5","status":"active","superseded_by_public_id":null,"corpus_id":262555242,"text":"Efficient nickel-catalyzed direct cyclization of amines with alcohols produces various nitrogen-containing heterocycles.","confidence":0.98,"paper":{"corpus_id":262555242,"title":"Nickel-catalyzed borrowing hydrogen annulations: access to diversified N-heterocycles.","url":"https://sah.borca.ai/papers/262555242"},"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":0.98,"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_32fb9218da3445b292076459b4cd8ba2","name":"nickel-catalyzed direct cyclization","description":"A nickel-mediated ring-forming reaction used to build heterocyclic products from acyclic precursors.","types":["method"],"url":"https://sah.borca.ai/concepts/co_32fb9218da3445b292076459b4cd8ba2"},{"public_id":"co_4b23a0c3c7fb6bbcb95aa500d205aacc","name":"alcohols","description":"Organic compounds bearing hydroxyl groups used here as cyclization partners.","types":["reactant"],"url":"https://sah.borca.ai/concepts/co_4b23a0c3c7fb6bbcb95aa500d205aacc"},{"public_id":"co_8fa9c5df7cd095a1de727a6dea78166d","name":"nitrogen-containing heterocycles","description":"Cyclic compounds containing nitrogen atoms in the ring, accessed as products in the reported synthesis.","types":["product","compound class"],"url":"https://sah.borca.ai/concepts/co_8fa9c5df7cd095a1de727a6dea78166d"},{"public_id":"co_9ef6138563cc2e59ea394089514113c0","name":"amines","description":"Nitrogen-containing organic compounds used here as cyclization partners.","types":["reactant"],"url":"https://sah.borca.ai/concepts/co_9ef6138563cc2e59ea394089514113c0"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_1bc8f70bce96d38fd63bda609570d9b5"}