{"schemaVersion":"1.0","generatedAt":"2026-09-22","licence":{"status":"not-yet-granted","spdx":null,"statement":"No licence has yet been granted for SmellBook-created datasets. They are publicly readable; reuse beyond citation and quotation needs permission until a licence is published."},"node":{"entityType":"molecule","urn":"smellbook:molecule:butanoic-acid","key":"butanoic-acid","label":"butanoic acid","description":"butanoic acid: a molecule named in SmellBook's VERIFIED evidence for smells in the Atlas.","pubchemCid":264,"inchikey":"FERIUCNNQQJTOY-UHFFFAOYSA-N","formula":"C4H8O2","wikidata":"Q193213","chebi":"30772","canonicalUrl":"https://smellbook.com/molecules/butanoic-acid","attribution":"SmellBook (https://smellbook.com)"},"outgoing":[{"relation":"reported-in","label":"reported in","entity":"smellbook:smell:butter","entityLabel":"Butter","record":"/data/graph/smell/butter.json","provenance":[{"basis":"claim-named-molecule","field":"verifiedClaims[CLM-BUTTER-001].text","claim":"smellbook:claim:key-odorants-of-butter","role":"key-odorant","evidenceClass":"scientific"}]},{"relation":"reported-in","label":"reported in","entity":"smellbook:smell:cheese","entityLabel":"Cheese","record":"/data/graph/smell/cheese.json","provenance":[{"basis":"claim-named-molecule","field":"verifiedClaims[CLM-CHEDDAR-001].text","claim":"smellbook:claim:potent-odorants-of-cheddar-cheese","role":"odour-linked","evidenceClass":"scientific"}]}],"incoming":[],"corrections":[],"citation":"SmellBook. (2026). butanoic acid (molecule). SmellBook knowledge graph, Strategy Phase 369. smellbook:molecule:butanoic-acid. https://smellbook.com/molecules/butanoic-acid","boundary":"Edges are typed and unweighted; none is a similarity, recommendation or personalization score. Browser-local Personal SmellBook data is never part of this export."}