{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/endomorphin-1/oregon/","compound":{"slug":"endomorphin_1","name":"Endomorphin-1","same_as":"https://en.wikipedia.org/wiki/Endomorphin"},"jurisdiction":{"code":"OR","name":"Oregon"},"as_of":"2026-07-18","answer":"As of July 18, 2026, Endomorphin-1 is legal to sell at retail in Oregon. Unscheduled - legal as research-use-only; no operative instrument reaches a structurally-dissimilar opioid peptide. Controlling source: None - imitation CS only (ORS 475.912).","forms":[{"form":"all","label":"All forms","status":"legal","state_status":null,"federal_overlay":false,"headline":"Unscheduled - legal as research-use-only; no operative instrument reaches a structurally-dissimilar opioid peptide","rule_type":"permanent","tier":"unscheduled","schedule_class":null,"limit":null,"effective_date":null,"verified_at":"2026-07-18","confidence":"confirmed","verbatim_excerpt":"ORS 475.912: \"A person commits the crime of unlawful delivery of an imitation controlled substance if the person knowingly: (a) Delivers ... a substance that is not a controlled substance upon the express or implied representation that the substance is a controlled substance ...\" Oregon has no analogue statute. [Representation only.]","excerpt_source_url":"https://www.oregonlegislature.gov/bills_laws/ors/ors475.html","citations":[{"title":"None - imitation CS only (ORS 475.912)","url":"https://www.oregonlegislature.gov/bills_laws/ors/ors475.html","pinpoint":null,"publisher":"Oregon Legislature","type":"statute","primary":true,"official":true},{"title":"ORS 475.005 (opiate def)","url":"https://oregon.public.law/statutes/ors_475.912","pinpoint":null,"publisher":"Oregon Legislature","type":"statute","primary":false,"official":true}],"history":[]}],"neighbors":[{"code":"CA","status":"legal"},{"code":"ID","status":"legal"},{"code":"NV","status":"legal"},{"code":"WA","status":"legal"}],"laws":[{"citation":"OAR 855-080-0021 (Schedule I — federal incorporation + non-tryptamine structural classes); ORS 475.752 (prohibited acts — reaches only \"controlled substance\" / \"counterfeit substance\"); ORS 475.912 (imitation controlled substance)","title":null,"official_url":"https://oregon.public.law/rules/oar_855-080-0021","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-06-19","text_hash":"fb8e47873153c6de95de7efa7578597838161adbc58c4c113cc96fdd7d90d4ff"},{"citation":"OAR 855-080-0021 (Schedule I) as filed BP 8-2020, eff. 06/23/2020","title":"OAR 855-080-0021 (Schedule I) as filed BP 8-2020, eff. 06/23/2020","official_url":"https://records.sos.state.or.us/ORSOSWebDrawer/Record/7604711/File/document","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-08","text_hash":"b00bb0868fdfca45b06bb454883aea8986e4c41bece0d45ddd9bbd9ea54d6e27"}]}