{"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:dominant-volatiles-of-fragrant-pears","key":"dominant-volatiles-of-fragrant-pears","label":"Dominant volatiles of fragrant pears","description":"In stored Kuerle fragrant pears, hexanal, ethyl hexanoate, ethyl butanoate, ethyl acetate, hexyl acetate, ethanol, α-farnesene and butyl acetate were among the dominant volatiles, gas chromatography–olfactometry indicated that the collected volatiles were responsible for the pear's aroma, and during storage some aroma-related volatiles increased while others, especially esters, decreased.","scope":"One pear variety (Pyrus serotina) over months of storage.","evidenceClass":"scientific","canonicalUrl":"https://smellbook.com/evidence/claims/dominant-volatiles-of-fragrant-pears","attribution":"SmellBook (https://smellbook.com)"},"outgoing":[{"relation":"cites-source","label":"cites source","entity":"smellbook:source:fragrant-pear-volatiles-2006","entityLabel":"Changes in the Volatile Compounds and Chemical and Physical Properties of Kuerle Fragrant Pear (Pyrus serotina Reld) during Storage","record":"/data/graph/source/fragrant-pear-volatiles-2006.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-PEAR-001].sourceIds","evidenceClass":"editorial"}]},{"relation":"claim-about","label":"claim about","entity":"smellbook:smell:pear","entityLabel":"Pear","record":"/data/graph/smell/pear.json","provenance":[{"basis":"claim-record","field":"verifiedClaims[CLM-PEAR-001].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."}