{"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":"claim","urn":"smellbook:claim:two-trace-odorants-of-damask-rose-flowers","key":"two-trace-odorants-of-damask-rose-flowers","label":"Two trace odorants of damask rose flowers","description":"In the flower scent of damask rose (Rosa damascena), aroma extract dilution analysis detected two ultratrace odour-active compounds with high flavour dilution factors, rotundone with a woody note and 4-(4-methylpent-3-en-1-yl)-2(5H)-furanone with a citrus note; adding both to a reconstituted rose aroma gave it blooming and natural characteristics.","scope":"One rose species, with the furanone identified from a commercial rose absolute; it concerns two trace compounds, not the whole set of rose odorants.","evidenceClass":"scientific","canonicalUrl":"https://smellbook.com/evidence/claims/two-trace-odorants-of-damask-rose-flowers","attribution":"SmellBook (https://smellbook.com)"},"outgoing":[{"relation":"cites-source","label":"cites source","entity":"smellbook:source:damask-rose-trace-odorants-2019","entityLabel":"Identification of Odor-Active Trace Compounds in Blooming Flower of Damask Rose (Rosa damascena)","record":"/data/graph/source/damask-rose-trace-odorants-2019.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-ROSE-002].sourceIds","evidenceClass":"editorial"}]},{"relation":"claim-about","label":"claim about","entity":"smellbook:smell:rose","entityLabel":"Rose","record":"/data/graph/smell/rose.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-ROSE-002].smellSlugs","evidenceClass":"editorial"}]}],"incoming":[],"corrections":[],"citation":null,"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."}