{
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "id": "agarwood-oil",
 "type": "Material",
 "version": 1,
 "updated": "2026-09-30",
 "station": 2,
 "confidence": "B",
 "sources": [
  "GC-13",
  "GC-14",
  "CITES-1"
 ],
 "notes": "The resinous wood itself (chips, burned as incense) is not recorded as a material; the grades the page names (kyara) have no filed source.",
 "name": {
  "value": "agarwood oil (oud oil)",
  "evidence": "documented",
  "source": "GC-14",
  "where": "docs/sources/GC-14-wen-2026-agarospirol.md:19",
  "quote": "It was first isolated by Bhattacharyya et al. from the essential oil of Aquilaria malaccensis [20], and was later obtained from Aquilaria sinensis by Yang Junshan et al.",
  "confidence": "B"
 },
 "kind": {
  "value": "natural",
  "evidence": "perfumery convention",
  "source": null,
  "where": null,
  "note": "a distillate of the resinous wood",
  "confidence": "B"
 },
 "botanical": {
  "value": "aquilaria-malaccensis",
  "evidence": "documented",
  "source": "GC-14",
  "where": "docs/sources/GC-14-wen-2026-agarospirol.md:19",
  "quote": "It was first isolated by Bhattacharyya et al. from the essential oil of Aquilaria malaccensis [20], and was later obtained from Aquilaria sinensis by Yang Junshan et al.",
  "confidence": "B",
  "note": "GC-14 names the essential oil of A. malaccensis; other Aquilaria species also yield agarwood"
 },
 "part": {
  "value": "agarwood: the resin-laden heartwood",
  "evidence": "documented",
  "source": "GC-13",
  "where": "docs/sources/GC-13-baig-2025-agarwood.md:13",
  "quote": "Agarwood, also known as oud, aloeswood, or gharuwood, is a fragrant dark resinous wood formed in the heartwood of Aquilaria trees, particularly when they are wounded or infected by a fungus.",
  "confidence": "A"
 },
 "extraction": {
  "value": "hydrodistillation",
  "evidence": "perfumery convention",
  "source": null,
  "where": null,
  "note": "no filed source names the method for agarwood oil; hydrodistillation is the trade’s convention",
  "confidence": "B"
 },
 "grade": {
  "value": null,
  "evidence": null,
  "source": null,
  "where": null,
  "confidence": null,
  "note": "no grade on record; the page’s “kyara” has no filed source"
 },
 "descriptors": {
  "value": null,
  "evidence": null,
  "source": null,
  "where": null,
  "confidence": null,
  "note": "no descriptor for the oil on record; GC-14’s words are for agarospirol (on molecules/agarospirol)"
 },
 "constituents": [
  {
   "molecule": "agarospirol",
   "identity": {
    "value": true,
    "evidence": "documented",
    "source": "GC-14",
    "where": "docs/sources/GC-14-wen-2026-agarospirol.md:13",
    "quote": "Sesquiterpenes are the key constituents of agarwood, with agarospirol recognized as one of its characteristic compounds.",
    "confidence": "B",
    "note": "one of agarwood’s characteristic compounds; first isolated from the essential oil of A. malaccensis (docs/sources/GC-14-wen-2026-agarospirol.md:19)"
   },
   "share": {
    "value": null,
    "evidence": null,
    "source": null,
    "where": null,
    "confidence": null,
    "note": "no multi-sample measured figure with medium and method is filed"
   },
   "rank": {
    "value": null,
    "evidence": null,
    "source": null,
    "where": null,
    "confidence": null,
    "note": "no filed analysis ranks it"
   }
  }
 ],
 "regulation": {
  "value": null,
  "evidence": null,
  "source": null,
  "where": null,
  "confidence": null,
  "note": "no Regulation record yet; CITES Appendix II (all Aquilaria spp.) is on the botanical record (CITES-1, docs/sources/CITES-1-speciesplus-aquilaria-malaccensis.md:16)"
 },
 "price_band": {
  "value": null,
  "evidence": null,
  "source": null,
  "where": null,
  "confidence": null,
  "note": "nothing on the site is for sale and raw-material prices are left out until the sourcing phase (DECISIONS_LOG P2-2; claims.csv 389, 390, 2263)"
 },
 "media": [
  "spec-oud",
  "or-2-film"
 ],
 "links": {
  "essay": "/materials#origin-oud",
  "card": "/materials#naturals",
  "extraction": "/science#extraction",
  "molecule": "/molecule/agarospirol"
 },
 "copy": {
  "lede": "Agarwood oil is distilled from agarwood, the resin-laden heartwood that forms in Aquilaria trees after wounding or fungal infection. A review puts natural formation at 25 to 30 years.",
  "body": [
   "Sesquiterpenes are its key constituents, agarospirol among the characteristic ones. Much agarwood is now induced in cultivated trees by fungal inoculation or wounding."
  ]
 }
}