{"Abbreviation":["1P-LSD"],"Aliases":["1-Propionyl-lysergic acid diethylamide","1-Propionyl-lsd","1P-LSD","1P-LAD","Unii-23r2g2g79c","N,N-Diethyl-7-methyl-4-propanoyl-6,6a,8,9-tetrahydroindolo(4,3-fg)quinoline-9-carboxamide","Schembl24635597","Schembl29557113","Dtxsid701016895","NS00096729","N,N-Diethyl-6-methyl-1-propanoyl-9,10-didehydroergoline-8β-carboxamide"],"CAS":"2349358-81-0","ChemicalClasses":["lysergamide"],"Chirality":"absolute","Classes":["Psychedelic"],"DurationOfAction":"8 – 12 hours","EliminationHalfLife":"Initial: ~0.2 hours","Esters":[],"European Community (EC) Number":"112-094-1","Formating":[],"HeavyAtomCount":28,"IUPACName":"(6aR,9R)-N,N-diethyl-7-methyl-4-propanoyl-6,6a,8,9-tetrahydroindolo[4,3-fg]quinoline-9-carboxamide","InChI":"InChI=1S/C23H29N3O2/c1-5-21(27)26-14-15-12-20-18(17-9-8-10-19(26)22(15)17)11-16(13-24(20)4)23(28)25(6-2)7-3/h8-11,14,16,20H,5-7,12-13H2,1-4H3/t16-,20-/m1/s1","InChIKey":"JSMQOVGXBIDBIE-OXQOHEQNSA-N","MeSH Headers":[],"MolecularFormula":"C\u003csub\u003e23\u003c/sub\u003eH\u003csub\u003e29\u003c/sub\u003eN\u003csub\u003e3\u003c/sub\u003eO\u003csub\u003e2\u003c/sub\u003e","MolecularWeight":"379.5 g/mol","Opticalactivity":"UNSPECIFIED","PD":"PD117451","PubChemId":119025985,"Record Description":["1P-LSD or 1-propionyl-lysergic acid diethylamide is a psychedelic drug of the lysergamide class that is an analog of LSD and homolog of ALD-52 and has been sold online as a designer drug.[1][2][3][4][5][6]While 1P-LSD shows only 38% the potency of LSD in mice, LSD is detected via LC-MS when 1P-LSD is incubated in human serum,[7] meaning 1P-LSD not only acts as a prodrug for LSD, but is also a directly acting serotonin receptor agonist in its own right.","Wikipedia|List of designer drugs|Psychedelics|Lysergamides"],"Records":{"UNII":{"Impurities":[]}},"RefChem":"77182","RefCount":3,"RefCur":"","References":[{"Name":"Wikipedia","Urls":[{"Link":"https://en.wikipedia.org/wiki/1P-LSD","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"Wikidata","Urls":[{"Link":"https://www.wikidata.org/wiki/Q21096201","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"PubChem","Urls":[{"Link":"https://pubchem.ncbi.nlm.nih.gov/compound/119025985","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"Probes \u0026 Drugs","Urls":[{"Link":"https://www.probes-drugs.org/compound/PD117451","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"Common Chemistry","Urls":[{"Link":"https://commonchemistry.cas.org/detail?cas_rn=2349358-81-0","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"UNII","Urls":[{"Link":"https://gsrs.ncats.nih.gov/ginas/app/ui/substances/23R2G2G79C","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]},{"Name":"EPA DSSTox","Urls":[{"Link":"https://comptox.epa.gov/dashboard/chemical/details/DTXSID701016895","Name":"1-Propanoyl-lysergic acid diethylamide","Sub":false}]}],"Refs":["National Center for Biotechnology Information. PubChem Compound Summary for CID 119025985, 1-Propionyl-lysergic acid diethylamide. Accessed April 24, 2026. \u003ca href=https://pubchem.ncbi.nlm.nih.gov/compound/119025985\u003ehttps://pubchem.ncbi.nlm.nih.gov/compound/119025985\u003c/a\u003e","U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. 1-Propanoyl-lysergic acid diethylamide. UNII: 23R2G2G79C. Global Substance Registration System. Accessed April 24, 2026. \u003ca href=https://gsrs.ncats.nih.gov/ginas/app/beta/substances/23R2G2G79C\u003ehttps://gsrs.ncats.nih.gov/ginas/app/beta/substances/23R2G2G79C\u003c/a\u003e"],"SMILES":"CCC(=O)N1C=C2C[C@@H]3C(=C[C@H](CN3C)C(=O)N(CC)CC)C4=C2C1=CC=C4","SaltData":[],"Salts":[],"Scheduling":[{"gov":"Australia","ref":[],"schedule":"S8 substance"},{"gov":"Brazil","ref":[],"schedule":"F2 substance"},{"gov":"Canada","ref":[],"schedule":"Unscheduled."},{"act":"Neue-psychoaktive-Stoffe-Gesetz (NpSG)","gov":"Germany","ref":[],"schedule":"Neuer-Psychoaktiver-Stoff"},{"gov":"United Kingdom","ref":[],"schedule":"PSA substance"},{"gov":"United States","ref":[],"schedule":"Unscheduled (may be considered illegal if sold for human consumption as an analog of LSD under the federal analogue act) substance"},{"gov":"United Nations","ref":[],"schedule":"Unscheduled substance"}],"StereoisomerData":[],"Stereoisomers":[],"Structure":"\u003csvg xmlns=\"http://www.w3.org/2000/svg\" 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