{
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "id": "nobel-ruzicka-1939",
 "type": "HistoricalEvent",
 "version": 1,
 "updated": "2026-09-30",
 "station": 12,
 "confidence": "A",
 "sources": [
  "NOBEL-2"
 ],
 "title": "Nobel Prize in Chemistry to Leopold Ruzicka, 1939",
 "date": {
  "value": "1939",
  "precision": "year",
  "year": 1939,
  "evidence": "documented",
  "source": "NOBEL-2",
  "where": "docs/sources/NOBEL-2-chemistry-1939-ruzicka.md:14",
  "quote": "The Nobel Prize in Chemistry 1939 was divided equally between Adolf Friedrich Johann Butenandt \"for his work on sex hormones\" and Leopold Ruzicka \"for his work on polymethylenes and higher terpenes\"",
  "confidence": "A"
 },
 "kind": "science",
 "what": {
  "value": "Leopold Ruzicka shares the Nobel Prize in Chemistry for his work on polymethylenes and higher terpenes.",
  "evidence": "documented",
  "source": "NOBEL-2",
  "where": "docs/sources/NOBEL-2-chemistry-1939-ruzicka.md:14",
  "quote": "The Nobel Prize in Chemistry 1939 was divided equally between Adolf Friedrich Johann Butenandt \"for his work on sex hormones\" and Leopold Ruzicka \"for his work on polymethylenes and higher terpenes\"",
  "confidence": "A"
 },
 "label": "documented",
 "place": {
  "value": null,
  "evidence": null,
  "source": null,
  "where": null,
  "confidence": null,
  "note": "no place on record for this event"
 },
 "actors": [
  {
   "name": "Leopold Ruzicka",
   "role": "chemist",
   "perfumer": null,
   "evidence": "documented",
   "source": "NOBEL-2",
   "where": "docs/sources/NOBEL-2-chemistry-1939-ruzicka.md:14",
   "quote": "The Nobel Prize in Chemistry 1939 was divided equally between Adolf Friedrich Johann Butenandt \"for his work on sex hormones\" and Leopold Ruzicka \"for his work on polymethylenes and higher terpenes\"",
   "confidence": "A"
  }
 ],
 "disagreements": [],
 "molecules": [],
 "materials": [],
 "botanicals": [],
 "origins": [],
 "perfumers": [],
 "fragrances": [],
 "regulations": [],
 "accords": [],
 "media": [],
 "links": {
  "essay": "/history#mega-timeline"
 },
 "copy": {
  "lede": "In 1939 Leopold Ruzicka shared the Nobel Prize in Chemistry, for work on polymethylenes and higher terpenes.",
  "body": [
   "The prize was divided with Adolf Butenandt; the motivation is the Nobel Foundation’s wording."
  ]
 }
}